ALSA-2026:89830: Moderate: gcc security update

Published Oct 26, 2026
·
Updated

The gcc packages provide compilers for C, C++, Java, Fortran, Objective C, and Ada 95 GNU, as well as related support libraries.

Security Fix(es):

gcc-toolset-15-gcc: gcc: gcc-toolset-16: gcc: Denial of Service via use-after-free in binary heap eraseif (CVE-2026-102010) gcc: libstdc++ integer overflow in new operator (CVE-2026-95619)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Affected Software

28 affected componentsFixes available
almalinux/cpp<8.5.0-30.el8_10.alma.1
8.5.0-30.el8_10.alma.1
almalinux/gcc<8.5.0-30.el8_10.alma.1
8.5.0-30.el8_10.alma.1
almalinux/gcc-c++<8.5.0-30.el8_10.alma.1
8.5.0-30.el8_10.alma.1
almalinux/gcc-gdb-plugin<8.5.0-30.el8_10.alma.1
8.5.0-30.el8_10.alma.1
almalinux/gcc-gfortran<8.5.0-30.el8_10.alma.1
8.5.0-30.el8_10.alma.1
almalinux/gcc-offload-nvptx<8.5.0-30.el8_10.alma.1
8.5.0-30.el8_10.alma.1
almalinux/gcc-plugin-annobin<8.5.0-30.el8_10.alma.1
8.5.0-30.el8_10.alma.1
almalinux/gcc-plugin-devel<8.5.0-30.el8_10.alma.1
8.5.0-30.el8_10.alma.1
almalinux/libasan<8.5.0-30.el8_10.alma.1
8.5.0-30.el8_10.alma.1
almalinux/libatomic<8.5.0-30.el8_10.alma.1
8.5.0-30.el8_10.alma.1
almalinux/libatomic-static<8.5.0-30.el8_10.alma.1
8.5.0-30.el8_10.alma.1
almalinux/libgcc<8.5.0-30.el8_10.alma.1
8.5.0-30.el8_10.alma.1
almalinux/libgfortran<8.5.0-30.el8_10.alma.1
8.5.0-30.el8_10.alma.1
almalinux/libgfortran-static<8.5.0-30.el8_10.alma.1
8.5.0-30.el8_10.alma.1
almalinux/libgomp<8.5.0-30.el8_10.alma.1
8.5.0-30.el8_10.alma.1
almalinux/libgomp-offload-nvptx<8.5.0-30.el8_10.alma.1
8.5.0-30.el8_10.alma.1
almalinux/libitm<8.5.0-30.el8_10.alma.1
8.5.0-30.el8_10.alma.1
almalinux/libitm-devel<8.5.0-30.el8_10.alma.1
8.5.0-30.el8_10.alma.1
almalinux/liblsan<8.5.0-30.el8_10.alma.1
8.5.0-30.el8_10.alma.1
almalinux/libquadmath<8.5.0-30.el8_10.alma.1
8.5.0-30.el8_10.alma.1
almalinux/libquadmath-devel<8.5.0-30.el8_10.alma.1
8.5.0-30.el8_10.alma.1
almalinux/libquadmath-static<8.5.0-30.el8_10.alma.1
8.5.0-30.el8_10.alma.1
almalinux/libstdc++<8.5.0-30.el8_10.alma.1
8.5.0-30.el8_10.alma.1
almalinux/libstdc++-devel<8.5.0-30.el8_10.alma.1
8.5.0-30.el8_10.alma.1
almalinux/libstdc++-docs<8.5.0-30.el8_10.alma.1
8.5.0-30.el8_10.alma.1
almalinux/libstdc++-static<8.5.0-30.el8_10.alma.1
8.5.0-30.el8_10.alma.1
almalinux/libtsan<8.5.0-30.el8_10.alma.1
8.5.0-30.el8_10.alma.1
almalinux/libubsan<8.5.0-30.el8_10.alma.1
8.5.0-30.el8_10.alma.1

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade almalinux/cpp to a version that resolves this vulnerability.

    Fixed in 8.5.0-30.el8_10.alma.1
  2. Upgrade

    Upgrade almalinux/gcc to a version that resolves this vulnerability.

    Fixed in 8.5.0-30.el8_10.alma.1
  3. Upgrade

    Upgrade almalinux/gcc-c++ to a version that resolves this vulnerability.

    Fixed in 8.5.0-30.el8_10.alma.1
  4. Upgrade

    Upgrade almalinux/gcc-gdb-plugin to a version that resolves this vulnerability.

    Fixed in 8.5.0-30.el8_10.alma.1
  5. Upgrade

    Upgrade almalinux/gcc-gfortran to a version that resolves this vulnerability.

    Fixed in 8.5.0-30.el8_10.alma.1
  6. Upgrade

    Upgrade almalinux/gcc-offload-nvptx to a version that resolves this vulnerability.

    Fixed in 8.5.0-30.el8_10.alma.1
  7. Upgrade

    Upgrade almalinux/gcc-plugin-annobin to a version that resolves this vulnerability.

    Fixed in 8.5.0-30.el8_10.alma.1
  8. Upgrade

    Upgrade almalinux/gcc-plugin-devel to a version that resolves this vulnerability.

    Fixed in 8.5.0-30.el8_10.alma.1
  9. Upgrade

    Upgrade almalinux/libasan to a version that resolves this vulnerability.

    Fixed in 8.5.0-30.el8_10.alma.1
  10. Upgrade

    Upgrade almalinux/libatomic to a version that resolves this vulnerability.

    Fixed in 8.5.0-30.el8_10.alma.1
  11. Upgrade

    Upgrade almalinux/libatomic-static to a version that resolves this vulnerability.

    Fixed in 8.5.0-30.el8_10.alma.1
  12. Upgrade

    Upgrade almalinux/libgcc to a version that resolves this vulnerability.

    Fixed in 8.5.0-30.el8_10.alma.1
  13. Upgrade

    Upgrade almalinux/libgfortran to a version that resolves this vulnerability.

    Fixed in 8.5.0-30.el8_10.alma.1
  14. Upgrade

    Upgrade almalinux/libgfortran-static to a version that resolves this vulnerability.

    Fixed in 8.5.0-30.el8_10.alma.1
  15. Upgrade

    Upgrade almalinux/libgomp to a version that resolves this vulnerability.

    Fixed in 8.5.0-30.el8_10.alma.1
  16. Upgrade

    Upgrade almalinux/libgomp-offload-nvptx to a version that resolves this vulnerability.

    Fixed in 8.5.0-30.el8_10.alma.1
  17. Upgrade

    Upgrade almalinux/libitm to a version that resolves this vulnerability.

    Fixed in 8.5.0-30.el8_10.alma.1
  18. Upgrade

    Upgrade almalinux/libitm-devel to a version that resolves this vulnerability.

    Fixed in 8.5.0-30.el8_10.alma.1
  19. Upgrade

    Upgrade almalinux/liblsan to a version that resolves this vulnerability.

    Fixed in 8.5.0-30.el8_10.alma.1
  20. Upgrade

    Upgrade almalinux/libquadmath to a version that resolves this vulnerability.

    Fixed in 8.5.0-30.el8_10.alma.1
  21. Upgrade

    Upgrade almalinux/libquadmath-devel to a version that resolves this vulnerability.

    Fixed in 8.5.0-30.el8_10.alma.1
  22. Upgrade

    Upgrade almalinux/libquadmath-static to a version that resolves this vulnerability.

    Fixed in 8.5.0-30.el8_10.alma.1
  23. Upgrade

    Upgrade almalinux/libstdc++ to a version that resolves this vulnerability.

    Fixed in 8.5.0-30.el8_10.alma.1
  24. Upgrade

    Upgrade almalinux/libstdc++-devel to a version that resolves this vulnerability.

    Fixed in 8.5.0-30.el8_10.alma.1
  25. Upgrade

    Upgrade almalinux/libstdc++-docs to a version that resolves this vulnerability.

    Fixed in 8.5.0-30.el8_10.alma.1
  26. Upgrade

    Upgrade almalinux/libstdc++-static to a version that resolves this vulnerability.

    Fixed in 8.5.0-30.el8_10.alma.1
  27. Upgrade

    Upgrade almalinux/libtsan to a version that resolves this vulnerability.

    Fixed in 8.5.0-30.el8_10.alma.1
  28. Upgrade

    Upgrade almalinux/libubsan to a version that resolves this vulnerability.

    Fixed in 8.5.0-30.el8_10.alma.1

Event History

Oct 26, 2026
Advisory Published
via OSV·12:00 AM
Data Sourced
via OSV·12:00 AM
DescriptionAffected Software

Child vulnerabilities

Contains the following vulnerabilities.

Company

Resources

Contact

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