Linux · Red Hat · Security advisory · October 27, 2026

RHSA-2026:89830: Security update for 28 packages

RHSA-2026:89830, released October 27, 2026, fixes 2 CVEs across 28 products. None of them is reported as exploited. Patch Radar priority: High.

High
CVEs closed
2
None rated Critical
Exploited
0
None reported
Highest CVSS
7.7
Base score, 0 to 10
Highest EPSS
0.0044
38th percentile

Priority of the 2 CVEs

Patch now 0 Urgent 0 High 2 Routine 0

Fixed package versions

ProductReleaseFixed in
cppRHEL 80:8.5.0-30.el8_10
gccRHEL 80:8.5.0-30.el8_10
gcc-c++RHEL 80:8.5.0-30.el8_10
gcc-gdb-pluginRHEL 80:8.5.0-30.el8_10
gcc-gfortranRHEL 80:8.5.0-30.el8_10
gcc-offload-nvptxRHEL 80:8.5.0-30.el8_10
gcc-plugin-annobinRHEL 80:8.5.0-30.el8_10
gcc-plugin-develRHEL 80:8.5.0-30.el8_10
libasanRHEL 80:8.5.0-30.el8_10
libatomicRHEL 80:8.5.0-30.el8_10
libatomic-staticRHEL 80:8.5.0-30.el8_10
libgccRHEL 80:8.5.0-30.el8_10
libgfortranRHEL 80:8.5.0-30.el8_10
libgfortran-staticRHEL 80:8.5.0-30.el8_10
libgompRHEL 80:8.5.0-30.el8_10
libgomp-offload-nvptxRHEL 80:8.5.0-30.el8_10
libitmRHEL 80:8.5.0-30.el8_10
libitm-develRHEL 80:8.5.0-30.el8_10
liblsanRHEL 80:8.5.0-30.el8_10
libquadmathRHEL 80:8.5.0-30.el8_10
libquadmath-develRHEL 80:8.5.0-30.el8_10
libquadmath-staticRHEL 80:8.5.0-30.el8_10
libstdc++RHEL 80:8.5.0-30.el8_10
libstdc++-develRHEL 80:8.5.0-30.el8_10
libstdc++-docsRHEL 80:8.5.0-30.el8_10
libstdc++-staticRHEL 80:8.5.0-30.el8_10
libtsanRHEL 80:8.5.0-30.el8_10
libubsanRHEL 80:8.5.0-30.el8_10

CVEs this fix closes

PriorityCVETitleCVSSEPSSExploitation
High CVE-2026-95619 Gcc: libstdc++ integer overflow in `new` operator7.7 0.0044 None reported
High CVE-2026-102010 Gcc-toolset-15-gcc: gcc: gcc-toolset-16: gcc: denial of service via use-after-free in binary heap erase_if7.7 0.0035 None reported
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