CVE-2026-115456
cpp: gcc: Out-of-bounds read in std::from_chars
CVE-2026-115456 is fixed in 67 products on 1 platform, first by RHSA-2026:98524, released November 12, 2026. It is not reported as exploited. Patch Radar priority: Routine.
Routine
CVSS
3.7
Moderate
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0022
12th percentile
gcc: Out-of-bounds read in std::from_chars
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| cpp · RHEL 9 | 0:11.5.0-17.el9_9 | RHSA-2026:98524 | Nov 12, 2026 |
| gcc · RHEL 10 | 14.4.1-5.el10_3 | RHSA-2026:98648 | Nov 12, 2026 |
| gcc · RHEL 9 | 0:11.5.0-17.el9_9 | RHSA-2026:98524 | Nov 12, 2026 |
| gcc-c++ · RHEL 9 | 0:11.5.0-17.el9_9 | RHSA-2026:98524 | Nov 12, 2026 |
| gcc-gfortran · RHEL 9 | 0:11.5.0-17.el9_9 | RHSA-2026:98524 | Nov 12, 2026 |
| gcc-offload-nvptx · RHEL 9 | 0:11.5.0-17.el9_9 | RHSA-2026:98524 | Nov 12, 2026 |
| gcc-plugin-annobin · RHEL 9 | 0:11.5.0-17.el9_9 | RHSA-2026:98524 | Nov 12, 2026 |
| gcc-plugin-devel · RHEL 9 | 0:11.5.0-17.el9_9 | RHSA-2026:98524 | Nov 12, 2026 |
| gcc-toolset · RHEL 10 | 16-gcc-0:16.2.1-1.4.el10_3 | RHSA-2026:98640 | Nov 12, 2026 |
| gcc-toolset-15-gcc · RHEL 9 | 0:15.2.1-7.4.el9_9 | RHSA-2026:98526 | Nov 12, 2026 |
| gcc-toolset-15-gcc-c++ · RHEL 9 | 0:15.2.1-7.4.el9_9 | RHSA-2026:98526 | Nov 12, 2026 |
| gcc-toolset-15-gcc-gfortran · RHEL 9 | 0:15.2.1-7.4.el9_9 | RHSA-2026:98526 | Nov 12, 2026 |
| gcc-toolset-15-gcc-plugin-annobin · RHEL 9 | 0:15.2.1-7.4.el9_9 | RHSA-2026:98526 | Nov 12, 2026 |
| gcc-toolset-15-gcc-plugin-devel · RHEL 9 | 0:15.2.1-7.4.el9_9 | RHSA-2026:98526 | Nov 12, 2026 |
| gcc-toolset-15-libasan-devel · RHEL 9 | 0:15.2.1-7.4.el9_9 | RHSA-2026:98526 | Nov 12, 2026 |
| gcc-toolset-15-libatomic-devel · RHEL 9 | 0:15.2.1-7.4.el9_9 | RHSA-2026:98526 | Nov 12, 2026 |
| gcc-toolset-15-libgccjit · RHEL 9 | 0:15.2.1-7.4.el9_9 | RHSA-2026:98526 | Nov 12, 2026 |
| gcc-toolset-15-libgccjit-devel · RHEL 9 | 0:15.2.1-7.4.el9_9 | RHSA-2026:98526 | Nov 12, 2026 |
| gcc-toolset-15-libitm-devel · RHEL 9 | 0:15.2.1-7.4.el9_9 | RHSA-2026:98526 | Nov 12, 2026 |
| gcc-toolset-15-liblsan-devel · RHEL 9 | 0:15.2.1-7.4.el9_9 | RHSA-2026:98526 | Nov 12, 2026 |
| gcc-toolset-15-libquadmath-devel · RHEL 9 | 0:15.2.1-7.4.el9_9 | RHSA-2026:98526 | Nov 12, 2026 |
| gcc-toolset-15-libstdc++-devel · RHEL 9 | 0:15.2.1-7.4.el9_9 | RHSA-2026:98526 | Nov 12, 2026 |
| gcc-toolset-15-libstdc++-docs · RHEL 9 | 0:15.2.1-7.4.el9_9 | RHSA-2026:98526 | Nov 12, 2026 |
| gcc-toolset-15-libtsan-devel · RHEL 9 | 0:15.2.1-7.4.el9_9 | RHSA-2026:98526 | Nov 12, 2026 |
| gcc-toolset-15-libubsan-devel · RHEL 9 | 0:15.2.1-7.4.el9_9 | RHSA-2026:98526 | Nov 12, 2026 |
| gcc-toolset-15-offload-nvptx · RHEL 9 | 0:15.2.1-7.4.el9_9 | RHSA-2026:98526 | Nov 12, 2026 |
| gcc-toolset-16-gcc · RHEL 9 | 0:16.2.1-1.4.el9_9 | RHSA-2026:98534 | Nov 12, 2026 |
| gcc-toolset-16-gcc-c++ · RHEL 9 | 0:16.2.1-1.4.el9_9 | RHSA-2026:98534 | Nov 12, 2026 |
| gcc-toolset-16-gcc-gfortran · RHEL 9 | 0:16.2.1-1.4.el9_9 | RHSA-2026:98534 | Nov 12, 2026 |
| gcc-toolset-16-gcc-plugin-annobin · RHEL 9 | 0:16.2.1-1.4.el9_9 | RHSA-2026:98534 | Nov 12, 2026 |
| gcc-toolset-16-gcc-plugin-devel · RHEL 9 | 0:16.2.1-1.4.el9_9 | RHSA-2026:98534 | Nov 12, 2026 |
| gcc-toolset-16-libasan-devel · RHEL 9 | 0:16.2.1-1.4.el9_9 | RHSA-2026:98534 | Nov 12, 2026 |
| gcc-toolset-16-libatomic-devel · RHEL 9 | 0:16.2.1-1.4.el9_9 | RHSA-2026:98534 | Nov 12, 2026 |
| gcc-toolset-16-libgccjit · RHEL 9 | 0:16.2.1-1.4.el9_9 | RHSA-2026:98534 | Nov 12, 2026 |
| gcc-toolset-16-libgccjit-devel · RHEL 9 | 0:16.2.1-1.4.el9_9 | RHSA-2026:98534 | Nov 12, 2026 |
| gcc-toolset-16-libgdiagnostics-devel · RHEL 9 | 0:16.2.1-1.4.el9_9 | RHSA-2026:98534 | Nov 12, 2026 |
| gcc-toolset-16-libitm-devel · RHEL 9 | 0:16.2.1-1.4.el9_9 | RHSA-2026:98534 | Nov 12, 2026 |
| gcc-toolset-16-liblsan-devel · RHEL 9 | 0:16.2.1-1.4.el9_9 | RHSA-2026:98534 | Nov 12, 2026 |
| gcc-toolset-16-libquadmath-devel · RHEL 9 | 0:16.2.1-1.4.el9_9 | RHSA-2026:98534 | Nov 12, 2026 |
| gcc-toolset-16-libstdc++-devel · RHEL 9 | 0:16.2.1-1.4.el9_9 | RHSA-2026:98534 | Nov 12, 2026 |
| gcc-toolset-16-libstdc++-docs · RHEL 9 | 0:16.2.1-1.4.el9_9 | RHSA-2026:98534 | Nov 12, 2026 |
| gcc-toolset-16-libtsan-devel · RHEL 9 | 0:16.2.1-1.4.el9_9 | RHSA-2026:98534 | Nov 12, 2026 |
| gcc-toolset-16-libubsan-devel · RHEL 9 | 0:16.2.1-1.4.el9_9 | RHSA-2026:98534 | Nov 12, 2026 |
| gcc-toolset-16-offload-nvptx · RHEL 9 | 0:16.2.1-1.4.el9_9 | RHSA-2026:98534 | Nov 12, 2026 |
| libasan · RHEL 9 | 0:11.5.0-17.el9_9 | RHSA-2026:98524 | Nov 12, 2026 |
| libasan8 · RHEL 9 | 0:16.2.1-1.4.el9_9 | RHSA-2026:98534 | Nov 12, 2026 |
| libatomic · RHEL 9 | 0:11.5.0-17.el9_9 | RHSA-2026:98524 | Nov 12, 2026 |
| libgcc · RHEL 9 | 0:11.5.0-17.el9_9 | RHSA-2026:98524 | Nov 12, 2026 |
| libgccjit · RHEL 9 | 0:11.5.0-17.el9_9 | RHSA-2026:98524 | Nov 12, 2026 |
| libgccjit-devel · RHEL 9 | 0:11.5.0-17.el9_9 | RHSA-2026:98524 | Nov 12, 2026 |
| libgdiagnostics · RHEL 9 | 0:16.2.1-1.4.el9_9 | RHSA-2026:98534 | Nov 12, 2026 |
| libgfortran · RHEL 9 | 0:11.5.0-17.el9_9 | RHSA-2026:98524 | Nov 12, 2026 |
| libgfortran-static · RHEL 9 | 0:11.5.0-17.el9_9 | RHSA-2026:98524 | Nov 12, 2026 |
| libgomp · RHEL 9 | 0:11.5.0-17.el9_9 | RHSA-2026:98524 | Nov 12, 2026 |
| libgomp-offload-nvptx · RHEL 9 | 0:11.5.0-17.el9_9 | RHSA-2026:98524 | Nov 12, 2026 |
| libitm · RHEL 9 | 0:11.5.0-17.el9_9 | RHSA-2026:98524 | Nov 12, 2026 |
| libitm-devel · RHEL 9 | 0:11.5.0-17.el9_9 | RHSA-2026:98524 | Nov 12, 2026 |
| liblsan · RHEL 9 | 0:16.2.1-1.4.el9_9 | RHSA-2026:98534 | Nov 12, 2026 |
| libquadmath · RHEL 9 | 0:11.5.0-17.el9_9 | RHSA-2026:98524 | Nov 12, 2026 |
| libquadmath-devel · RHEL 9 | 0:11.5.0-17.el9_9 | RHSA-2026:98524 | Nov 12, 2026 |
| libquadmath-static · RHEL 9 | 0:11.5.0-17.el9_9 | RHSA-2026:98524 | Nov 12, 2026 |
| libstdc++ · RHEL 9 | 0:11.5.0-17.el9_9 | RHSA-2026:98524 | Nov 12, 2026 |
| libstdc++-devel · RHEL 9 | 0:11.5.0-17.el9_9 | RHSA-2026:98524 | Nov 12, 2026 |
| libstdc++-docs · RHEL 9 | 0:11.5.0-17.el9_9 | RHSA-2026:98524 | Nov 12, 2026 |
| libstdc++-static · RHEL 9 | 0:11.5.0-17.el9_9 | RHSA-2026:98524 | Nov 12, 2026 |
| libtsan · RHEL 9 | 0:11.5.0-17.el9_9 | RHSA-2026:98524 | Nov 12, 2026 |
| libtsan2 · RHEL 9 | 0:16.2.1-1.4.el9_9 | RHSA-2026:98534 | Nov 12, 2026 |
| libubsan · RHEL 9 | 0:11.5.0-17.el9_9 | RHSA-2026:98524 | Nov 12, 2026 |
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