https://vulnerability.circl.lu/rss/recent/all/10 Most recent entries from all 2026-09-29T23:32:34.125199+00:00 Vulnerability-Lookup info@circl.lu python-feedgen Contains only the most 10 recent entries. https://vulnerability.circl.lu/vuln/cve-2026-40467 CVE-2026-40467 — Use after free in gawk 2026-09-29T23:32:34.183865+00:00

Affected: GNU gawk

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.

 https://vulnerability.circl.lu/vuln/usn-8588-1 USN-8588-1 — gawk vulnerabilities 2026-09-29T23:32:34.183993+00:00

Affected: Ubuntu:Pro:14.04:LTS: gawk, Ubuntu:Pro:16.04:LTS: gawk, Ubuntu:Pro:18.04:LTS: gawk, Ubuntu:Pro:20.04:LTS: gawk, Ubuntu:22.04:LTS: gawk, Ubuntu:24.04:LTS: gawk, Ubuntu:26.04:LTS: gawk

It was discovered that Gawk incorrectly handled memory when processing input using the getline redirection. An attacker could possibly use this issue to cause a denial of service. (CVE-2026-40467)

It was discovered that Gawk incorrectly handled certain integer calculations when allocating memory. An attacker could possibly use this issue to cause a denial of service or overwrite heap memory with attacker-controlled data. (CVE-2026-40468)

It was discovered that Gawk incorrectly handled certain integer calculations when performing substitutions. An attacker could possibly use this issue to cause a denial of service. (CVE-2026-40469)

It was discovered that Gawk incorrectly handled memory when reading directory entries. An attacker could possibly use this issue to cause a denial of service or execute arbitrary code. This issue only affected Ubuntu 26.04 LTS. (CVE-2026-40553)