CVE-2026-40553 — Stack-based buffer overflow in gawk
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 ac…
Published: 2026-07-13 · CVSS: 5.1 · CVSS 4.0
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.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7