CVEvulnerability

CVE-2026-105842

6.1 MEDIUM Published 2026-10-06 Modified 2026-10-06 Official page ↗
Status
Deferred
Published
2026-10-06
Last modified
2026-10-06
Assigner
[email protected]
CVSS 4.0 ([email protected])
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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CVSS 3.1 ([email protected])
6.4 MEDIUM — CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:H
Weaknesses
CWE-122

Description

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.

Related

Weakness · CWE (1)

  • CWE-122 Heap-based Buffer Overflow weakness

References