What is GHSA-wj49-xjpv-3f4m?

GHSA-wj49-xjpv-3f4m is a security advisory published by GitHub Security Advisories with Medium severity. Use After Free vulnerability has been found in "io.c" program file of gawk (do_getline_redir()...

Which CVE IDs does GHSA-wj49-xjpv-3f4m cover?

GHSA-wj49-xjpv-3f4m covers the following CVE IDs: CVE-2026-40467. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-wj49-xjpv-3f4m?

GHSA-wj49-xjpv-3f4m has a CVSS v3 base score of 7.5, published by GitHub Security Advisories.

GHSA-wj49-xjpv-3f4mMediumCVSS 7.5

Use After Free vulnerability has been found in "io.c" program file of gawk (do_getline_redir()...

Vendor

GitHub Security Advisories

Published

July 13, 2026

Last Modified

July 14, 2026

🔗 CVE IDs covered (1)

CVE-2026-40467 →

📋 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.

🔗 References (4)

https://nvd.nist.gov/vuln/detail/CVE-2026-40467
https://cert.pl/en/posts/2026/07/CVE-2026-40467
https://cgit.git.savannah.gnu.org/cgit/gawk.git/commit/?id=a2d18c74109e41bec29a23098eba2e00057286d8
https://github.com/advisories/GHSA-wj49-xjpv-3f4m