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CVE-2026-40467 Use after free in gawk

🗓️ 13 Jul 2026 12:07:52Reported by CERT-PLType 
cvelist
 cvelist
🔗 www.cve.org👁 82 Views

Use after free in gawk's do_getline_redir in io.c may crash gawk versions 5.4.0 and earlier.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
ATTACKERKB
CVE-2026-40553
13 Jul 202612:07
attackerkb
attackerkb
ATTACKERKB
CVE-2026-40467
13 Jul 202612:07
attackerkb
attackerkb
ATTACKERKB
CVE-2026-40468
13 Jul 202612:07
attackerkb
attackerkb
ATTACKERKB
CVE-2026-40469
13 Jul 202612:07
attackerkb
nessus
Tenable Nessus
Amazon Linux 2023 : gawk, gawk-all-langpacks, gawk-devel (ALAS2023-2026-2035)
4 Aug 202600:00
nessus
nessus
Tenable Nessus
CentOS 9 : gawk-5.1.0-7.el9
26 Aug 202600:00
nessus
nessus
Tenable Nessus
EulerOS 2.0 SP12 : gawk (EulerOS-SA-2026-3259)
8 Sep 202600:00
nessus
nessus
Tenable Nessus
EulerOS 2.0 SP12 : gawk (EulerOS-SA-2026-3334)
8 Sep 202600:00
nessus
nessus
Tenable Nessus
openSUSE 16 Security Update : gawk (openSUSE-SU-2026:21393-1)
24 Jul 202600:00
nessus
nessus
Tenable Nessus
Photon OS 5.0: Gawk PHSA-2026-5.0-91-0966
20 Aug 202600:00
nessus
Rows per page
[
  {
    "vendor": "GNU",
    "product": "gawk",
    "repo": "https://cgit.git.savannah.gnu.org/cgit/gawk.git/",
    "programFiles": [
      "io.c"
    ],
    "programRoutines": [
      {
        "name": "do_getline_redir()"
      }
    ],
    "versions": [
      {
        "status": "affected",
        "version": "0",
        "lessThanOrEqual": "5.4.0",
        "versionType": "semver"
      }
    ],
    "defaultStatus": "unaffected"
  }
]

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