CVE-2026-105842 (GCVE-0-2026-105842)
Vulnerability from cvelistv5
Published
2026-10-06 13:35
Modified
2026-10-06 19:30
Severity ?
6.1 (Medium) - CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:L/VI:L/VA:H/SC:N/SI:N/SA:N
6.4 (Medium) - CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:H
CWE
  • CWE-122 - Heap-based Buffer Overflow
Summary
lrzsz before 0.13.0 contains a heap-based buffer overflow vulnerability in procheader() of the lrz receive utility when copying overlong sender-supplied filenames into Pathname. Malicious ZMODEM senders can supply filenames up to 8192 bytes, overflowing the buffer via sprintf() in pipe mode or strcpy() to corrupt heap memory and crash lrz.
References
Impacted products
Vendor Product Version
Uwe Ohse lrzsz Version: 0   < 0.13.0
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