CVE record · CVE-2026-95619

Gcc: libstdc++ integer overflow in `new` operator

CVSS 7.7 HighEPSS 0.0044 · 38th percentile

Published by the CVE Program (CNA: redhat) at 22 Sept 2026, 12:52 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

Affected products, as the CNA wrote them
Vendor	Product	Versions
Red Hat	Red Hat Enterprise Linux 8 Package name: gcc https://access.redhat.com/downloads/content/package-browser/	unaffected 0:8.5.0-30.el8_10 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 8 Package name: gcc https://access.redhat.com/downloads/content/package-browser/	unaffected 0:8.5.0-30.el8_10 to before * rpm Other versions: affected
Red Hat	Red Hat Hardened Images Package name: gcc-main https://catalog.redhat.com/software/containers/	unaffected 16.2.1-2.hum1 to before * rpm Other versions: affected
Red Hat	Red Hat Hardened Images Package name: gcc13-main https://catalog.redhat.com/software/containers/	unaffected 13.5.0-0.1.hum1 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 10 Package name: gcc https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: unaffected
Red Hat	Red Hat Enterprise Linux 10 Package name: mingw-gcc https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: unaffected
Red Hat	Red Hat Enterprise Linux 6 Package name: compat-gcc-295 https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: unaffected
Red Hat	Red Hat Enterprise Linux 6 Package name: compat-gcc-296 https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: unaffected
Red Hat	Red Hat Enterprise Linux 6 Package name: compat-gcc-32 https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: unaffected
Red Hat	Red Hat Enterprise Linux 6 Package name: compat-gcc-34 https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: unaffected
Red Hat	Red Hat Enterprise Linux 6 Package name: gcc https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: unaffected
Red Hat	Red Hat Enterprise Linux 7 Package name: compat-gcc-32 https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: unaffected
Red Hat	Red Hat Enterprise Linux 7 Package name: compat-gcc-34 https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: unaffected
Red Hat	Red Hat Enterprise Linux 7 Package name: compat-gcc-44 https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: unaffected
Red Hat	Red Hat Enterprise Linux 7 Package name: gcc https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: unaffected
Red Hat	Red Hat Enterprise Linux 8 Package name: mingw-gcc https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: affected
Red Hat	Red Hat Enterprise Linux 8 Package name: rteval-loads https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: affected
Red Hat	Red Hat Enterprise Linux 9 Package name: gcc https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: affected
Red Hat	Red Hat Enterprise Linux 9 Package name: mingw-gcc https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: affected
Red Hat	Red Hat OpenShift Container Platform 4 Package name: openshift/ose-rhel-coreos-8 https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: unaffected
Red Hat	Red Hat OpenShift Container Platform 4 Package name: openshift/ose-rhel-coreos-9 https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: affected
Red Hat	Red Hat OpenShift Container Platform 5 Package name: openshift/ose-rhel-coreos-9 https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: affected

Identifiers: CVE-2026-95619
CNA: redhat
Weakness (CWE): CWE-190
Tags: Red Hat Enterprise Linux 8
Red Hat Hardened Images
Red Hat Enterprise Linux 10
Red Hat Enterprise Linux 6
Red Hat Enterprise Linux 7
Red Hat Enterprise Linux 9
Red Hat OpenShift Container Platform 4
Red Hat OpenShift Container Platform 5
Memory corruption
Published: 22 Sept 2026
Updated: 1 Nov 2026

Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

Severity and exploitation

Score	Rating	CVSS	Vector	Source
7.7	High	3.1	CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:H/A:H	CNA (redhat)

CISA KEV Not listed.
EPSS 0.0044, the 38th percentile, on 5 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

22 Sept 2026, 12:52 UTC Confirmed by the CVE List
22 Sept 2026, 13:17 UTC Confirmed by NVD

Sources

References from the CNA

access.redhat.com/errata/RHSA-2026:58503 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:67275 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:89830 vendor-advisoryredhat
access.redhat.com/security/cve/CVE-2026-95619 vdb-entryredhat
bugzilla.redhat.com/show_bug.cgi?id=2537811 issue-trackingredhat

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.