CVE-2026-95619
Gcc: libstdc++ integer overflow in `new` operator
- State
- Published
- Severity
- 7.7 High
- Published
- Sep 22, 2026
- Updated
- Nov 1, 2026
- Reserved
- Sep 22, 2026
Description
A 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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 7.7 High | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:H/A:H | redhat |
Weaknesses
- CWE-190 Integer Overflow or Wraparound
Affected Products
| Product | Versions |
|---|---|
Red Hat Enterprise Linux 8Red Hat |
|
Red Hat Enterprise Linux 8Red Hat |
|
Red Hat Hardened ImagesRed Hat |
|
Red Hat Hardened ImagesRed Hat |
|
Red Hat Enterprise Linux 10Red Hat | |
Red Hat Enterprise Linux 10Red Hat | |
Red Hat Enterprise Linux 6Red Hat | |
Red Hat Enterprise Linux 6Red Hat | |
Red Hat Enterprise Linux 6Red Hat | |
Red Hat Enterprise Linux 6Red Hat | |
Red Hat Enterprise Linux 6Red Hat | |
Red Hat Enterprise Linux 7Red Hat | |
Red Hat Enterprise Linux 7Red Hat | |
Red Hat Enterprise Linux 7Red Hat | |
Red Hat Enterprise Linux 7Red Hat | |
Red Hat Enterprise Linux 8Red Hat | |
Red Hat Enterprise Linux 8Red Hat | |
Red Hat Enterprise Linux 9Red Hat | |
Red Hat Enterprise Linux 9Red Hat | |
Red Hat OpenShift Container Platform 4Red Hat | |
Red Hat OpenShift Container Platform 4Red Hat | |
Red Hat OpenShift Container Platform 5Red Hat |
References
- RHSA-2026:58503vendor-advisory
- RHSA-2026:67275vendor-advisory
- RHSA-2026:89830vendor-advisory
- https://access.redhat.com/security/cve/CVE-2026-95619vdb-entry
- RHBZ#2537811issue-tracking
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