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CVE-2026-105842

lrzsz before 0.13.0 Heap Buffer Overflow via lrz procheader() Pathname PUBLISHED

Description (CNA)

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.

Affected (CNA)

Vendor / productVersions
Uwe Ohse / lrzszaffected 0 before 0.13.0

CWE

CWE-122

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.