Bug 2499655 (CVE-2026-40468) - CVE-2026-40468 gawk: gawk: Memory corruption via integer overflow
Summary: CVE-2026-40468 gawk: gawk: Memory corruption via integer overflow
Keywords:
Status: NEW
Alias: CVE-2026-40468
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 2510292
Blocks:
TreeView+ depends on / blocked
 
Reported: 2026-07-13 13:01 UTC by OSIDB Bzimport
Modified: 2026-08-31 13:33 UTC (History)
17 users (show)

Fixed In Version:
Clone Of:
Environment:
Last Closed:
Embargoed:

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Description OSIDB Bzimport 2026-07-13 13:01:28 UTC 
Integer overflow vulnerability has been found in "builtin.c" program file of gawk. This issue may lead to memory exhaustion on the hosting operating system and could be used to overwrite gawk heap metadata and objects with attacker-controlled bytes. It affects gawk in versions 5.4.0 and below.
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