CVE-2023-53420 (GCVE-0-2023-53420)
Vulnerability from cvelistv5
Published
2025-09-18 16:04
Modified
2026-05-11 19:44
Severity ?
7.1 (High) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
Summary
In the Linux kernel, the following vulnerability has been resolved: ntfs: Fix panic about slab-out-of-bounds caused by ntfs_listxattr() Here is a BUG report from syzbot: BUG: KASAN: slab-out-of-bounds in ntfs_list_ea fs/ntfs3/xattr.c:191 [inline] BUG: KASAN: slab-out-of-bounds in ntfs_listxattr+0x401/0x570 fs/ntfs3/xattr.c:710 Read of size 1 at addr ffff888021acaf3d by task syz-executor128/3632 Call Trace: ntfs_list_ea fs/ntfs3/xattr.c:191 [inline] ntfs_listxattr+0x401/0x570 fs/ntfs3/xattr.c:710 vfs_listxattr fs/xattr.c:457 [inline] listxattr+0x293/0x2d0 fs/xattr.c:804 Fix the logic of ea_all iteration. When the ea->name_len is 0, return immediately, or Add2Ptr() would visit invalid memory in the next loop. [almaz.alexandrovich@paragon-software.com: lines of the patch have changed]
References
Impacted products
Vendor Product Version
Linux Linux Version: be71b5cba2e6485e8959da7a9f9a44461a1bb074
Version: be71b5cba2e6485e8959da7a9f9a44461a1bb074
Version: be71b5cba2e6485e8959da7a9f9a44461a1bb074
Version: be71b5cba2e6485e8959da7a9f9a44461a1bb074
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