Bug 2499656 (CVE-2026-40469) - CVE-2026-40469 gawk: gawk: Denial of Service due to integer overflow
Summary: CVE-2026-40469 gawk: gawk: Denial of Service due to integer overflow
Keywords:
Status: NEW
Alias: CVE-2026-40469
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:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2026-07-13 13:01 UTC by OSIDB Bzimport
Modified: 2026-07-17 13:52 UTC (History)
2 users (show)

Fixed In Version:
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Description OSIDB Bzimport 2026-07-13 13:01:49 UTC 
Integer overflow vulnerability has been found in "builtin.c" program file of gawk (do_sub() routine). This issue could be used to overwrite gawk heap metadata and objects causing the program to crash. It affects 32-bit builds of gawk in versions 5.4.0 and below.
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