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CVE PROGRAM SOURCE RECORD5.1 Medium

CVE-2026-40553

Stack-based buffer overflow in gawk

Description

Buffer overflow vulnerability has been found in "extension/readdir.c" program file of gawk (ftype() routine). This issue could be used to crash the program and potentially to achieve code execution, although the latter has not been confirmed to be feasible. It affects gawk in versions 5.4.0 and below.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

GNU gawk

Default version status: unaffected

  • 0 to ≤ 5.4.0affected

References