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139 vulnerabilities found for by gnu

CVE-2026-118384 (GCVE-0-2026-118384)
Vulnerability from cvelistv5
Published
2026-10-28 02:53
Modified
2026-10-28 03:01
CWE
  • CWE-839 - Numeric Range Comparison Without Minimum Check
Summary
GNU mtools through 4.0.49 has an out-of-bounds write in parse_vses in vfat.c.
Impacted products
Vendor Product Version
GNU mtools Version: 0   ≤ 4.0.49
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CVE-2026-111167 (GCVE-0-2026-111167)
Vulnerability from cvelistv5
Published
2026-10-15 18:57
Modified
2026-10-16 17:09
CWE
Summary
GNU LibreDWG through 0.14.8612 contains a global out-of-bounds read vulnerability in the AcDs decoder acds_private() that allows attackers to read beyond a static table via an unchecked schema property type index. Attackers can supply a crafted R2004 or R2010+ DWG file with a large 'schdat' property type value to crash dwgread, dwg2dxf, or any application using LibreDWG.
Impacted products
Vendor Product Version
GNU LibreDWG Version: 0   <
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CVE-2026-103658 (GCVE-0-2026-103658)
Vulnerability from cvelistv5
Published
2026-10-12 21:24
Modified
2026-10-14 19:15
CWE
  • CWE-122 - Heap-based Buffer Overflow
Summary
GNU Aspell 0.60.8.2 (first vulnerable version is not known) contains a heap-based buffer overflow write (CWE-122) in its read-only dictionary loader. String::reserve() in common/string.hpp computes its capacity check with a signed int ((int)s + 1), so a requested size of 0x7FFFFFFF wraps negative and the backing buffer is never grown. ReadOnlyDict::load() in modules/speller/default/readonly_ws.cpp passes the unvalidated 32-bit size fields from a .rws dictionary header into this path, so a crafted .rws file with a valid endian marker (12345678) and an oversized length field (e.g. lang_name_size = 0x7FFFFFFF) causes attacker-controlled data to be written out of bounds past an undersized heap allocation. An attacker who induces a victim to load a malicious dictionary — for example via aspell dump master <file> — can corrupt heap memory, resulting in denial of service and potentially code execution. Fixed in b830b6e and will be fixed in release 0.60.8.3.
Impacted products
Vendor Product Version
GNU Aspell Version: 0.60.8.2   ≤
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Show details on NVD website


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CVE-2026-108976 (GCVE-0-2026-108976)
Vulnerability from cvelistv5
Published
2026-10-11 20:11
Modified
2026-10-15 18:08
CWE
  • CWE-184 - Incomplete List of Disallowed Inputs
Summary
GNU Emacs before 31.2 (and TRAMP through 2.8.2) allows OS command injection via a filename because tramp-user-regexp has an incomplete list of disallowed inputs. NOTE: this issue exists because of an incomplete fix for CVE-2026-79992.
Impacted products
Vendor Product Version
GNU Emacs Version: 0   < 31.2
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Show details on NVD website


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CVE-2026-75820 (GCVE-0-2026-75820)
Vulnerability from cvelistv5
Published
2026-10-06 10:57
Modified
2026-10-06 12:49
CWE
  • CWE-190 - Integer Overflow or Wraparound
Summary
GNU Aspell contains an integer truncation vulnerability in the WritableDict::add() function in modules/speller/default/writable.cpp. When loading a personal wordlist, the word length is stored as a single byte, causing truncation for words whose length is a multiple of 256. This leads to heap corruption. An attacker can exploit this by convincing a user to run aspell with a crafted personal wordlist containing such a word, resulting in denial of service. This issue was fixed in commit 782ce94e4dc71eaec4ee1bd945eb3b9c47c5387d which will be released in version 0.60.8.3.
References
Impacted products
Vendor Product Version
GNU Aspell Version: 0   ≤
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Show details on NVD website


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CVE-2026-75819 (GCVE-0-2026-75819)
Vulnerability from cvelistv5
Published
2026-10-06 10:57
Modified
2026-10-06 12:50
CWE
Summary
GNU Aspell contains an out-of-bounds read vulnerability in ReadOnlyDict::load() in readonly_ws.cpp. When loading a binary .rws dictionary file, it uses offset fields from the file header as byte indices into a heap buffer without validating their bounds. An attacker can trigger this by convincing a user to run aspell with a crafted dictionary file supplied through --master, --dict-dir, or configuration options, leading to heap memory disclosure or a denial of service via application crash. This issue was fixed in commit 941953b25031bc9104e83f58e138a664b8dedc3f which will be released in version 0.60.8.3.
References
Impacted products
Vendor Product Version
GNU Aspell Version: 0   ≤
Create a notification for this product.
Show details on NVD website


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CVE-2026-75818 (GCVE-0-2026-75818)
Vulnerability from cvelistv5
Published
2026-10-06 10:57
Modified
2026-10-06 12:50
CWE
  • CWE-122 - Heap-based buffer overflow
Summary
GNU Aspell prezip-bin contains a heap-based buffer overflow vulnerability in the decompressor in prog/prezip.c. The decompressor does not properly check buffer space, so a crafted compressed file can cause out-of-bounds read and write operations on the heap. An attacker who convinces a user to process a malicious compressed file with prezip-bin can trigger memory corruption, leading to a processs crash. This issue was fixed in commit 15b188437f9e0192d4ac4472ad66a4e2f62a782f which will be released in version 0.60.8.3.
References
Impacted products
Vendor Product Version
GNU Aspell Version: 0   ≤
Create a notification for this product.
Show details on NVD website


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CVE-2026-97876 (GCVE-0-2026-97876)
Vulnerability from cvelistv5
Published
2026-10-02 10:34
Modified
2026-10-02 17:45
CWE
  • CWE-822 - Untrusted pointer dereference
Summary
A local attacker with control over GRUB's configuration can bypass lockdown restrictions when booting with Secure Boot and load an unsigned GRUB module, while GRUB continues to report lockdown is enabled. The vulnerability is caused by insufficient validation of the MMIO base address passed to the GRUB serial command. GRUB does not validate that the base address corresponds to a UART device, rather than being an arbitrary memory address. This allows an attacker to trick GRUB into writing non-arbitrary data at an attacker-controlled address, including resetting the grub_file_verifiers list in a way that disables the subsequent verification of loaded modules.
Impacted products
Vendor Product Version
GNU grub2 Version: 2.12   ≤
Create a notification for this product.
Show details on NVD website


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CVE-2026-100310 (GCVE-0-2026-100310)
Vulnerability from cvelistv5
Published
2026-09-25 19:38
Modified
2026-09-30 00:05
CWE
Summary
GNU libextractor before 1.16 loads plugins from an untrusted search path specified by the LIBEXTRACTOR_PREFIX environment variable without proper privilege checks. A local attacker can exploit this by setting LIBEXTRACTOR_PREFIX to a directory containing a malicious plugin that executes arbitrary code with elevated privileges when loaded by a setuid or setgid program.
Impacted products
Vendor Product Version
GNU libextractor Version: 0   < 1.16
Create a notification for this product.
Show details on NVD website


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CVE-2026-96269 (GCVE-0-2026-96269)
Vulnerability from cvelistv5
Published
2026-09-22 20:32
Modified
2026-09-24 01:51
CWE
  • CWE-829 - Inclusion of Functionality from Untrusted Control Sphere
Summary
GNU Emacs 28.1 through 31.1 allows arbitrary code execution upon opening a file, because an untrusted value of read-symbol-shorthands affects the intern and unintern functions. This affects the default configuration; no particular user settings are required to trigger it.
Impacted products
Vendor Product Version
GNU Emacs Version: 28.1   <
Create a notification for this product.
Show details on NVD website


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CVE-2026-91782 (GCVE-0-2026-91782)
Vulnerability from cvelistv5
Published
2026-09-15 09:00
Modified
2026-09-17 14:01
CWE
Summary
A vulnerability was detected in GNU Binutils 2.47. Affected by this vulnerability is the function elf_x86_allocate_dynrelocs of the file bfd/elfxx-x86.c of the component Dynamic Relocation Allocation. The manipulation results in null pointer dereference. The attack requires a local approach. The exploit is now public and may be used. Upgrading to version 2.48 addresses this issue. The patch is identified as d1268210b6f6/471130b39c0/283d3198bed/0a84e560216/a692a633d40. Upgrading the affected component is recommended.
References
Impacted products
Vendor Product Version
GNU Binutils Version: 2.47
    cpe:2.3:a:gnu:binutils:*:*:*:*:*:*:*:*
Create a notification for this product.
Show details on NVD website


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CVE-2026-91781 (GCVE-0-2026-91781)
Vulnerability from cvelistv5
Published
2026-09-15 08:45
Modified
2026-09-15 13:39
CWE
Summary
A security vulnerability has been detected in GNU Binutils 2.47. Affected is the function elf_x86_64_common_section_index of the file bfd/elf64-x86-64.c of the component ELF Section Handler. The manipulation leads to null pointer dereference. The attack needs to be performed locally. The exploit has been disclosed publicly and may be used. Upgrading to version 2.48 is able to address this issue. The identifier of the patch is 7322e9bc30cb282575a701c307851fd3d66fee68. It is suggested to upgrade the affected component.
Impacted products
Vendor Product Version
GNU Binutils Version: 2.47
    cpe:2.3:a:gnu:binutils:*:*:*:*:*:*:*:*
Create a notification for this product.
Show details on NVD website


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CVE-2026-91780 (GCVE-0-2026-91780)
Vulnerability from cvelistv5
Published
2026-09-15 08:30
Modified
2026-09-15 13:58
CWE
Summary
A weakness has been identified in GNU Binutils 2.47. This impacts the function elf_link_add_object_symbols of the file bfd/elflink.c. Executing a manipulation can lead to null pointer dereference. The attack needs to be launched locally. The exploit has been made available to the public and could be used for attacks. The project was informed of the problem early through a bug report but has not responded yet.
References
Impacted products
Vendor Product Version
GNU Binutils Version: 2.47
    cpe:2.3:a:gnu:binutils:*:*:*:*:*:*:*:*
Create a notification for this product.
Show details on NVD website


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CVE-2026-91779 (GCVE-0-2026-91779)
Vulnerability from cvelistv5
Published
2026-09-15 08:15
Modified
2026-09-15 13:53
CWE
Summary
A security flaw has been discovered in GNU Binutils 2.47. This affects the function _bfd_elf_eh_frame_section_offset of the file bfd/elf-eh-frame.c of the component Eh Frame Handler. Performing a manipulation results in null pointer dereference. The attack must be initiated from a local position. The exploit has been released to the public and may be used for attacks. The project was informed of the problem early through a bug report but has not responded yet.
References
Impacted products
Vendor Product Version
GNU Binutils Version: 2.47
    cpe:2.3:a:gnu:binutils:*:*:*:*:*:*:*:*
Create a notification for this product.
Show details on NVD website


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CVE-2026-91752 (GCVE-0-2026-91752)
Vulnerability from cvelistv5
Published
2026-09-15 00:35
Modified
2026-09-24 14:22
CWE
  • CWE-789 - Memory Allocation with Excessive Size Value
Summary
GNU libextractor before 1.15 contains a stack-based buffer overflow vulnerability in the process_star_office function that sizes a variable-length stack array from attacker-controlled OLE2 stream data. Attackers can craft malicious StarOffice documents that allocate up to 4 MB on the stack, causing stack overflow and crashing any application extracting metadata from the document.
Impacted products
Vendor Product Version
GNU libextractor Version: 0   < 1.15
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Show details on NVD website


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CVE-2026-90831 (GCVE-0-2026-90831)
Vulnerability from cvelistv5
Published
2026-09-14 22:45
Modified
2026-09-16 16:28
CWE
Summary
A vulnerability was detected in GNU Binutils 2.47. The affected element is the function _bfd_elf_strtab_delref of the file bfd/elf-strtab.c of the component ELF String Table. The manipulation results in memory corruption. The attack requires a local approach. The exploit is now public and may be used. The project was informed of the problem early through a bug report but has not responded yet.
References
Impacted products
Vendor Product Version
GNU Binutils Version: 2.47
    cpe:2.3:a:gnu:binutils:*:*:*:*:*:*:*:*
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Show details on NVD website


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CVE-2026-90830 (GCVE-0-2026-90830)
Vulnerability from cvelistv5
Published
2026-09-14 22:30
Modified
2026-09-15 19:11
CWE
Summary
A security vulnerability has been detected in GNU Binutils 2.47. Impacted is the function _bfd_write_merged_section of the file bfd/merge.c of the component Section Merge. The manipulation leads to null pointer dereference. The attack needs to be performed locally. The exploit has been disclosed publicly and may be used. The project was informed of the problem early through a bug report but has not responded yet.
References
Impacted products
Vendor Product Version
GNU Binutils Version: 2.47
    cpe:2.3:a:gnu:binutils:*:*:*:*:*:*:*:*
Create a notification for this product.
Show details on NVD website


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CVE-2026-90829 (GCVE-0-2026-90829)
Vulnerability from cvelistv5
Published
2026-09-14 22:15
Modified
2026-09-15 14:50
CWE
Summary
A weakness has been identified in GNU Binutils 2.47. This issue affects the function bfd_elf_set_group_contents of the file bfd/elf.c of the component SHT_GROUP Section Handler. Executing a manipulation can lead to null pointer dereference. The attack needs to be launched locally. The exploit has been made available to the public and could be used for attacks. The project was informed of the problem early through a bug report but has not responded yet.
References
Impacted products
Vendor Product Version
GNU Binutils Version: 2.47
    cpe:2.3:a:gnu:binutils:*:*:*:*:*:*:*:*
Create a notification for this product.
Show details on NVD website


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CVE-2026-90828 (GCVE-0-2026-90828)
Vulnerability from cvelistv5
Published
2026-09-14 22:00
Modified
2026-09-15 13:55
CWE
Summary
A security flaw has been discovered in GNU Binutils 2.47. This vulnerability affects the function elf_orphan_compatible of the file ld/ldelf.c of the component ELF Orphan Section Handler. Performing a manipulation results in null pointer dereference. The attack must be initiated from a local position. The exploit has been released to the public and may be used for attacks. The project was informed of the problem early through a bug report but has not responded yet.
References
Impacted products
Vendor Product Version
GNU Binutils Version: 2.47
    cpe:2.3:a:gnu:binutils:*:*:*:*:*:*:*:*
Create a notification for this product.
Show details on NVD website


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CVE-2026-90804 (GCVE-0-2026-90804)
Vulnerability from cvelistv5
Published
2026-09-14 17:00
Modified
2026-09-15 13:56
CWE
Summary
A vulnerability was detected in GNU Binutils 2.47. Affected by this issue is the function _bfd_elf_write_section_eh_frame of the file bfd/elf-eh-frame.c of the component Eh Frame Section Handler. Performing a manipulation of the argument cie_length/fde_length/augmentation_data_size/write_offset results in buffer overflow. Attacking locally is a requirement. The exploit is now public and may be used. The project was informed of the problem early through a bug report but has not responded yet.
Impacted products
Vendor Product Version
GNU Binutils Version: 2.47
    cpe:2.3:a:gnu:binutils:*:*:*:*:*:*:*:*
Create a notification for this product.
Show details on NVD website


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CVE-2026-90803 (GCVE-0-2026-90803)
Vulnerability from cvelistv5
Published
2026-09-14 16:45
Modified
2026-09-14 17:15
CWE
Summary
A security vulnerability has been detected in GNU Binutils 2.47. Affected by this vulnerability is the function elf_x86_64_relocate_section of the file bfd/elf64-x86-64.c of the component ld. Such manipulation of the argument roff leads to buffer overflow. An attack has to be approached locally. The exploit has been disclosed publicly and may be used. Upgrading to version 2.48 addresses this issue. The name of the patch is 471130b39c03623ec6d78ece377ff4da3f6bfe7b. It is recommended to upgrade the affected component.
Impacted products
Vendor Product Version
GNU Binutils Version: 2.47
    cpe:2.3:a:gnu:binutils:*:*:*:*:*:*:*:*
Create a notification for this product.
Show details on NVD website


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CVE-2026-90802 (GCVE-0-2026-90802)
Vulnerability from cvelistv5
Published
2026-09-14 16:30
Modified
2026-09-16 15:17
CWE
Summary
A weakness has been identified in GNU Binutils 2.47. Affected is the function bfd_putl64 of the file bfd/libbfd.c of the component ld. This manipulation causes null pointer dereference. The attack requires local access. The exploit has been made available to the public and could be used for attacks. The project was informed of the problem early through a bug report but has not responded yet.
Impacted products
Vendor Product Version
GNU Binutils Version: 2.47
    cpe:2.3:a:gnu:binutils:*:*:*:*:*:*:*:*
Create a notification for this product.
Show details on NVD website


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CVE-2026-90801 (GCVE-0-2026-90801)
Vulnerability from cvelistv5
Published
2026-09-14 16:15
Modified
2026-09-14 16:32
CWE
Summary
A security flaw has been discovered in GNU Binutils 2.47. This impacts the function cache_bwrite of the file bfd/cache.c of the component ld. The manipulation of the argument nbytes results in buffer overflow. The attack requires a local approach. The exploit has been released to the public and may be used for attacks. The project was informed of the problem early through a bug report but has not responded yet.
Impacted products
Vendor Product Version
GNU Binutils Version: 2.47
    cpe:2.3:a:gnu:binutils:*:*:*:*:*:*:*:*
Create a notification for this product.
Show details on NVD website


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CVE-2026-90622 (GCVE-0-2026-90622)
Vulnerability from cvelistv5
Published
2026-09-14 03:30
Modified
2026-09-15 17:28
CWE
Summary
A security flaw has been discovered in GNU libredwg 0.13.4. This impacts the function DWG_TABLE of the file src/dwg.spec of the component Layer Encoding. Performing a manipulation results in null pointer dereference. The attack needs to be approached locally. The exploit has been released to the public and may be used for attacks. Upgrading to version 0.14 will fix this issue. The patch is named f5b548c4c1697d66c3dabd0f6a49280a14365a3a. The affected component should be upgraded. The FIELD_HANDLE macro itself is NULL-safe (emits null_handle) - only the two raw zeroing assignments added by 27118c40 ("encode: also disable LAYER.material") dereferenced a NULL material handle; the fix restores the file's existing if (_obj->style) guard convention for material.
Impacted products
Vendor Product Version
GNU libredwg Version: 0.13.4
    cpe:2.3:a:gnu:libredwg:*:*:*:*:*:*:*:*
Create a notification for this product.
Show details on NVD website


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CVE-2026-16599 (GCVE-0-2026-16599)
Vulnerability from cvelistv5
Published
2026-08-25 14:17
Modified
2026-08-25 14:51
CWE
  • CWE-606 - Unchecked input for loop condition
Summary
GNU wget is vulnerable to denial of service in its FTP OPIE/S-KEY authentication functionality. The server-supplied sequence number from the FTP challenge line is used as an iteration count for an MD5 key-derivation loop without any upper bound validation. A malicious FTP server or a network attacker positioned to intercept FTP traffic can send a crafted OPIE challenge with a sequence number near INT_MAX, causing wget to perform up to approximately 2.1 billion MD5 computations and suspend for some time. The --timeout option does not mitigate this because it applies only to network I/O, not CPU computation. This issue was fixed in commit e9697d98e7249b0f68a6be040a4f3dcc5bc101fa
Impacted products
Vendor Product Version
GNU wget Version: 0   ≤ 1.25.0
Create a notification for this product.
Show details on NVD website


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CVE-2026-77219 (GCVE-0-2026-77219)
Vulnerability from cvelistv5
Published
2026-08-21 20:20
Modified
2026-10-01 15:21
CWE
  • CWE-190 - Integer Overflow or Wraparound
  • CWE-125 - Out-of-bounds Read
Summary
GNU Emacs before 31.0.91 contains an integer overflow in the PBM/PPM/PGM image loader that allows an attacker to leak heap memory contents by supplying a crafted image with large dimensions and an elevated max color index. The image loader multiplies image dimensions and channel count using signed integer arithmetic; for sufficiently large values, the result wraps to a negative number, bypassing the bounds check and causing the pixel reader to access heap memory past the end of the allocated buffer. The over-read contents are interpreted as pixel color values and rendered on screen.
Impacted products
Vendor Product Version
GNU Emacs Version: 0   ≤
Create a notification for this product.
Show details on NVD website


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CVE-2026-66486 (GCVE-0-2026-66486)
Vulnerability from cvelistv5
Published
2026-08-10 10:25
Modified
2026-08-10 10:35
CWE
  • CWE-116 - Improper Encoding or Escaping of Output
Summary
GNU cpio is vulnerable to improper encoding or escaping of output in its archive member listing functionality. When listing archive members via cpio -it, member names are printed directly to output without quoting or escaping. An attacker can craft a cpio archive containing member names with embedded newline characters or ANSI escape sequences, causing forged listing entries or terminal control sequence injection when the listing is displayed. This issue has been fixed in commit 2ff9600c9ef32e88759843cdbde74c8db5ae9b30
Impacted products
Vendor Product Version
GNU cpio Version: 0   <
Create a notification for this product.
Show details on NVD website


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CVE-2026-66485 (GCVE-0-2026-66485)
Vulnerability from cvelistv5
Published
2026-08-10 10:25
Modified
2026-08-10 10:56
CWE
  • CWE-789 - Memory allocation with excessive size value
Summary
GNU cpio is vulnerable to an uncontrolled memory allocation in the make_path function at src/makepath.c. The function uses alloca to allocate stack memory based on the length of argpath, which is derived from an archive-controlled pathname during extraction. A malicious cpio archive containing a sufficiently long nested pathname causes an unbounded stack allocation, resulting in a stack overflow and crash of the cpio process. An attacker who can supply a crafted cpio archive to a victim who extracts it can cause a denial of service. This issue has been fixed in commit 3cd514031371d8aeeaf2048aa10103e02831aaa9
Impacted products
Vendor Product Version
GNU cpio Version: 0   <
Create a notification for this product.
Show details on NVD website


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CVE-2026-66484 (GCVE-0-2026-66484)
Vulnerability from cvelistv5
Published
2026-08-10 10:25
Modified
2026-08-10 10:57
CWE
  • CWE-22 - Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
Summary
GNU cpio contains a Path Traversal vulnerability in its tar archive extraction functionality. When extracting a tar archive in copy-in mode with the --no-absolute-filenames option, the extracted file name is normalized but the tar hard-link target is passed to the link_to_name function without equivalent sanitization before calling link function. A tar archive provided by an attacker, containing a hard-link entry whose linkname is set to an absolute path outside the extraction directory, can cause cpio to create a hard link to an existing file outside the intended extraction directory, breaking the expected guarantee of --no-absolute-filenames and allowing archive-controlled linkage to external files. This issue has been fixed in commit e2b9cbdd3354d2b1569b7390d1bc15c1930559ad
Impacted products
Vendor Product Version
GNU cpio Version: 0   <
Create a notification for this product.
Show details on NVD website


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CVE-2026-71394 (GCVE-0-2026-71394)
Vulnerability from cvelistv5
Published
2026-08-10 10:23
Modified
2026-08-10 17:49
CWE
  • CWE-1284 - Improper Validation of Specified Quantity in Input
Summary
GNU Emacs for Android improperly validates the table header input in sfnt_read_table_directory() in src/sfnt.c. Due to an incorrect comparison variable in the read-length check, a crafted font file that claims to contain more table directory entries than actually present causes the parser to return a struct with uninitialized heap memory in the table directory entries. An attacker can deliver a malicious font file via email, EWW (Emacs Web Wowser), or documents with custom faces, causing Emacs to load it. This leads to the use of uninitialized heap data in subsequent table lookups, potentially resulting in information disclosure, crashes, or arbitrary memory access on 32-bit targets. This issue is fixed after commit 7621ee1d01229d50e5c0cddea6bf0b01095a62cf
Impacted products
Vendor Product Version
GNU Emacs Version: 0   <
Create a notification for this product.
Show details on NVD website


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