7.7
High
CVE-2026-95619 Gcc: libstdc++ integer overflow in `new` operator
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.
CVSS 3.1 detail
Vector CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:H/A:HExploitable remotely over the network, without an account and without any user action; an attacker can seriously compromise confidentiality, integrity or availability.
- Attack vector
- Network
- Attack complexity
- High
- Privileges required
- None
- Interaction
- None
- Scope
- Unchanged
- Confidentiality
- Low
- Integrity
- High
- Availability
- High
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Red Hat Hardened Images 13.5 | earliest → < 13.5.0-0.1.hum1 | 13.5.0-0.1.hum1 |
| Red Hat Enterprise Linux 10 | Versions not published | |
| Red Hat Enterprise Linux 6 | Versions not published | |
| Red Hat Enterprise Linux 7 | Versions not published | |
| Red Hat Enterprise Linux 8 | Versions not published | |
| Red Hat Enterprise Linux 9 | Versions not published | |
| Red Hat OpenShift Container Platform 4 | Versions not published | |
| Red Hat OpenShift Container Platform 5 | Versions not published | |
| Red Hat OpenShift AI (RHOAI) | Versions not published |
References
- RHSA-2026:58503 access.redhat.com
- RHSA-2026:67275 access.redhat.com
- RHSA-2026:89830 access.redhat.com
- access.redhat.com access.redhat.com
- RHBZ#2537811 bugzilla.redhat.com
Timeline
- Published
- Last modified
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