CVE-2026-95619

NameCVE-2026-95619
DescriptionA flaw was found in libstdc++. An integer overflow can occur when processing large inputs to the aligned operator new in the C++ library. This vulnerability could lead to an undersized memory allocation, potentially causing memory corruption or application instability.
SourceCVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
gcc-12 (PTS)bookworm12.2.0-14+deb12u1vulnerable
trixie12.4.0-5vulnerable
forky12.5.0-9vulnerable
sid12.5.0-10vulnerable
gcc-14 (PTS)trixie14.2.0-19vulnerable
forky, sid14.4.0-2vulnerable
gcc-15 (PTS)forky, sid15.3.0-4vulnerable
gcc-16 (PTS)forky, sid16.2.0-3vulnerable

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
gcc-12source(unstable)(unfixed)
gcc-14source(unstable)(unfixed)
gcc-15source(unstable)(unfixed)
gcc-16source(unstable)(unfixed)

Notes

[trixie] - gcc-14 <no-dsa> (Minor issue)
[trixie] - gcc-12 <no-dsa> (Minor issue)
https://github.com/gcc-mirror/gcc/commit/59d235ffa5a69231eb42e5290d52dc8c90d28b7a
https://bugzilla.redhat.com/show_bug.cgi?id=2537811

Search for package or bug name: Reporting problems