Integer overflow in memalign leads to heap corruption_CVE-2026-0861

8.4 / 10

HIGH

CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Description

Passing too large an alignment to the memalign suite of functions (memalign, posix_memalign, aligned_alloc, valloc, pvalloc) in the GNU C Library version 2.30 to 2.42 may result in an integer overflow, which could consequently result in a heap corruption.

Basic Information

ID CVE-2026-0861

Source glibc

Published Jan 14, 2026 at 21:01

Modified Jan 14, 2026 at 21:25

Affected Product

Vendor The GNU C Library

Product glibc

Version 2.30

Affected Versions The GNU C Library glibc 2.30

CWE Classification

CWE-190

References

sourceware.org /bugzilla/show_bug.cgi

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    "published": "2026-01-14T21:01:11.037Z",
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