Use After Free vulnerability has been found in "io.c" program file of gawk (do_getline_redir() routine). This issue may lead to a crash. It affects gawk in versions 5.4.0 and below.
History

Mon, 13 Jul 2026 14:45:00 +0000

Type Values Removed Values Added
First Time appeared Gnu
Gnu gawk
Vendors & Products Gnu
Gnu gawk

Mon, 13 Jul 2026 14:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Mon, 13 Jul 2026 13:00:00 +0000

Type Values Removed Values Added
Description Use After Free vulnerability has been found in "io.c" program file of gawk (do_getline_redir() routine). This issue may lead to a crash. It affects gawk in versions 5.4.0 and below.
Title Use after free in gawk
Weaknesses CWE-416
References
Metrics cvssV4_0

{'score': 5.1, 'vector': 'CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N'}


cve-icon MITRE

Status: PUBLISHED

Assigner: CERT-PL

Published:

Updated: 2026-07-13T13:02:22.646Z

Reserved: 2026-04-13T14:44:55.647Z

Link: CVE-2026-40467

cve-icon Vulnrichment

Updated: 2026-07-13T13:02:18.720Z

cve-icon NVD

No data.

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-07-13T14:30:16Z