RLSA-2026:98648: Moderate: gcc security update

Published Nov 13, 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: Integer wrap in std (CVE-2026-114691)

gcc: Confirmed out-of-bounds read/write in libstdc++ parallel std (CVE-2026-114690)

gcc: Stack overflow in std::bitset on libstdc++ (CVE-2026-115455)

gcc: Out-of-bounds read in std::fromchars (CVE-2026-115456)

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

55 affected componentsFixes available
rocky-linux/libubsan-debuginfo<0:14.4.1-5.el10_3
0:14.4.1-5.el10_3
rocky-linux/libstdc++-devel<0:14.4.1-5.el10_3
0:14.4.1-5.el10_3
rocky-linux/libgfortran<0:14.4.1-5.el10_3
0:14.4.1-5.el10_3
rocky-linux/libgfortran-static<0:14.4.1-5.el10_3
0:14.4.1-5.el10_3
rocky-linux/gcc-gfortran<0:14.4.1-5.el10_3
0:14.4.1-5.el10_3
rocky-linux/libgccjit<0:14.4.1-5.el10_3
0:14.4.1-5.el10_3
rocky-linux/gcc-plugin-devel-debuginfo<0:14.4.1-5.el10_3
0:14.4.1-5.el10_3
rocky-linux/gcc<0:14.4.1-5.el10_3
0:14.4.1-5.el10_3
rocky-linux/libasan<0:14.4.1-5.el10_3
0:14.4.1-5.el10_3
rocky-linux/libtsan-debuginfo<0:14.4.1-5.el10_3
0:14.4.1-5.el10_3
rocky-linux/libgfortran-debuginfo<0:14.4.1-5.el10_3
0:14.4.1-5.el10_3
rocky-linux/gcc-plugin-annobin<0:14.4.1-5.el10_3
0:14.4.1-5.el10_3
rocky-linux/libgomp<0:14.4.1-5.el10_3
0:14.4.1-5.el10_3
rocky-linux/libstdc++-docs<0:14.4.1-5.el10_3
0:14.4.1-5.el10_3
rocky-linux/libasan-debuginfo<0:14.4.1-5.el10_3
0:14.4.1-5.el10_3
rocky-linux/libgomp-debuginfo<0:14.4.1-5.el10_3
0:14.4.1-5.el10_3
rocky-linux/liblsan<0:14.4.1-5.el10_3
0:14.4.1-5.el10_3
rocky-linux/gcc-c++<0:14.4.1-5.el10_3
0:14.4.1-5.el10_3
rocky-linux/libtsan<0:14.4.1-5.el10_3
0:14.4.1-5.el10_3
rocky-linux/libatomic<0:14.4.1-5.el10_3
0:14.4.1-5.el10_3
rocky-linux/libitm-debuginfo<0:14.4.1-5.el10_3
0:14.4.1-5.el10_3
rocky-linux/gcc-gfortran-debuginfo<0:14.4.1-5.el10_3
0:14.4.1-5.el10_3
rocky-linux/libgccjit-debuginfo<0:14.4.1-5.el10_3
0:14.4.1-5.el10_3
rocky-linux/gcc-debuginfo<0:14.4.1-5.el10_3
0:14.4.1-5.el10_3
rocky-linux/libstdc++<0:14.4.1-5.el10_3
0:14.4.1-5.el10_3
rocky-linux/gcc-plugin-annobin-debuginfo<0:14.4.1-5.el10_3
0:14.4.1-5.el10_3
rocky-linux/gcc-debugsource<0:14.4.1-5.el10_3
0:14.4.1-5.el10_3
rocky-linux/libatomic-debuginfo<0:14.4.1-5.el10_3
0:14.4.1-5.el10_3
rocky-linux/libgcc<0:14.4.1-5.el10_3
0:14.4.1-5.el10_3
rocky-linux/libgccjit-devel<0:14.4.1-5.el10_3
0:14.4.1-5.el10_3
rocky-linux/liblsan-debuginfo<0:14.4.1-5.el10_3
0:14.4.1-5.el10_3
rocky-linux/libitm-devel<0:14.4.1-5.el10_3
0:14.4.1-5.el10_3
rocky-linux/cpp-debuginfo<0:14.4.1-5.el10_3
0:14.4.1-5.el10_3
rocky-linux/libubsan<0:14.4.1-5.el10_3
0:14.4.1-5.el10_3
rocky-linux/gcc-plugin-devel<0:14.4.1-5.el10_3
0:14.4.1-5.el10_3
rocky-linux/libstdc++-debuginfo<0:14.4.1-5.el10_3
0:14.4.1-5.el10_3
rocky-linux/libstdc++-static<0:14.4.1-5.el10_3
0:14.4.1-5.el10_3
rocky-linux/libitm<0:14.4.1-5.el10_3
0:14.4.1-5.el10_3
rocky-linux/cpp<0:14.4.1-5.el10_3
0:14.4.1-5.el10_3
rocky-linux/libgcc-debuginfo<0:14.4.1-5.el10_3
0:14.4.1-5.el10_3
rocky-linux/gcc-c++-debuginfo<0:14.4.1-5.el10_3
0:14.4.1-5.el10_3
rocky-linux/libhwasan<0:14.4.1-5.el10_3
0:14.4.1-5.el10_3
rocky-linux/libhwasan-debuginfo<0:14.4.1-5.el10_3
0:14.4.1-5.el10_3
rocky-linux/libquadmath-static<0:14.4.1-5.el10_3
0:14.4.1-5.el10_3
rocky-linux/libquadmath-debuginfo<0:14.4.1-5.el10_3
0:14.4.1-5.el10_3
rocky-linux/gcc-offload-nvptx<0:14.4.1-5.el10_3
0:14.4.1-5.el10_3
rocky-linux/gcc-offload-nvptx-debuginfo<0:14.4.1-5.el10_3
0:14.4.1-5.el10_3
rocky-linux/libgomp-offload-nvptx-debuginfo<0:14.4.1-5.el10_3
0:14.4.1-5.el10_3
rocky-linux/libquadmath<0:14.4.1-5.el10_3
0:14.4.1-5.el10_3
rocky-linux/libgomp-offload-nvptx<0:14.4.1-5.el10_3
0:14.4.1-5.el10_3
rocky-linux/libquadmath-devel<0:14.4.1-5.el10_3
0:14.4.1-5.el10_3
rocky-linux/gcc-offload-amdgcn-debuginfo<0:14.4.1-5.el10_3
0:14.4.1-5.el10_3
rocky-linux/gcc-offload-amdgcn<0:14.4.1-5.el10_3
0:14.4.1-5.el10_3
rocky-linux/libgomp-offload-amdgcn-debuginfo<0:14.4.1-5.el10_3
0:14.4.1-5.el10_3
rocky-linux/libgomp-offload-amdgcn<0:14.4.1-5.el10_3
0:14.4.1-5.el10_3

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade rocky-linux/libubsan-debuginfo to a version that resolves this vulnerability.

    Fixed in 0:14.4.1-5.el10_3
  2. Upgrade

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

    Fixed in 0:14.4.1-5.el10_3
  3. Upgrade

    Upgrade rocky-linux/libgfortran to a version that resolves this vulnerability.

    Fixed in 0:14.4.1-5.el10_3
  4. Upgrade

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

    Fixed in 0:14.4.1-5.el10_3
  5. Upgrade

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

    Fixed in 0:14.4.1-5.el10_3
  6. Upgrade

    Upgrade rocky-linux/libgccjit to a version that resolves this vulnerability.

    Fixed in 0:14.4.1-5.el10_3
  7. Upgrade

    Upgrade rocky-linux/gcc-plugin-devel-debuginfo to a version that resolves this vulnerability.

    Fixed in 0:14.4.1-5.el10_3
  8. Upgrade

    Upgrade rocky-linux/gcc to a version that resolves this vulnerability.

    Fixed in 0:14.4.1-5.el10_3
  9. Upgrade

    Upgrade rocky-linux/libasan to a version that resolves this vulnerability.

    Fixed in 0:14.4.1-5.el10_3
  10. Upgrade

    Upgrade rocky-linux/libtsan-debuginfo to a version that resolves this vulnerability.

    Fixed in 0:14.4.1-5.el10_3
  11. Upgrade

    Upgrade rocky-linux/libgfortran-debuginfo to a version that resolves this vulnerability.

    Fixed in 0:14.4.1-5.el10_3
  12. Upgrade

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

    Fixed in 0:14.4.1-5.el10_3
  13. Upgrade

    Upgrade rocky-linux/libgomp to a version that resolves this vulnerability.

    Fixed in 0:14.4.1-5.el10_3
  14. Upgrade

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

    Fixed in 0:14.4.1-5.el10_3
  15. Upgrade

    Upgrade rocky-linux/libasan-debuginfo to a version that resolves this vulnerability.

    Fixed in 0:14.4.1-5.el10_3
  16. Upgrade

    Upgrade rocky-linux/libgomp-debuginfo to a version that resolves this vulnerability.

    Fixed in 0:14.4.1-5.el10_3
  17. Upgrade

    Upgrade rocky-linux/liblsan to a version that resolves this vulnerability.

    Fixed in 0:14.4.1-5.el10_3
  18. Upgrade

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

    Fixed in 0:14.4.1-5.el10_3
  19. Upgrade

    Upgrade rocky-linux/libtsan to a version that resolves this vulnerability.

    Fixed in 0:14.4.1-5.el10_3
  20. Upgrade

    Upgrade rocky-linux/libatomic to a version that resolves this vulnerability.

    Fixed in 0:14.4.1-5.el10_3
  21. Upgrade

    Upgrade rocky-linux/libitm-debuginfo to a version that resolves this vulnerability.

    Fixed in 0:14.4.1-5.el10_3
  22. Upgrade

    Upgrade rocky-linux/gcc-gfortran-debuginfo to a version that resolves this vulnerability.

    Fixed in 0:14.4.1-5.el10_3
  23. Upgrade

    Upgrade rocky-linux/libgccjit-debuginfo to a version that resolves this vulnerability.

    Fixed in 0:14.4.1-5.el10_3
  24. Upgrade

    Upgrade rocky-linux/gcc-debuginfo to a version that resolves this vulnerability.

    Fixed in 0:14.4.1-5.el10_3
  25. Upgrade

    Upgrade rocky-linux/libstdc++ to a version that resolves this vulnerability.

    Fixed in 0:14.4.1-5.el10_3
  26. Upgrade

    Upgrade rocky-linux/gcc-plugin-annobin-debuginfo to a version that resolves this vulnerability.

    Fixed in 0:14.4.1-5.el10_3
  27. Upgrade

    Upgrade rocky-linux/gcc-debugsource to a version that resolves this vulnerability.

    Fixed in 0:14.4.1-5.el10_3
  28. Upgrade

    Upgrade rocky-linux/libatomic-debuginfo to a version that resolves this vulnerability.

    Fixed in 0:14.4.1-5.el10_3
  29. Upgrade

    Upgrade rocky-linux/libgcc to a version that resolves this vulnerability.

    Fixed in 0:14.4.1-5.el10_3
  30. Upgrade

    Upgrade rocky-linux/libgccjit-devel to a version that resolves this vulnerability.

    Fixed in 0:14.4.1-5.el10_3
  31. Upgrade

    Upgrade rocky-linux/liblsan-debuginfo to a version that resolves this vulnerability.

    Fixed in 0:14.4.1-5.el10_3
  32. Upgrade

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

    Fixed in 0:14.4.1-5.el10_3
  33. Upgrade

    Upgrade rocky-linux/cpp-debuginfo to a version that resolves this vulnerability.

    Fixed in 0:14.4.1-5.el10_3
  34. Upgrade

    Upgrade rocky-linux/libubsan to a version that resolves this vulnerability.

    Fixed in 0:14.4.1-5.el10_3
  35. Upgrade

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

    Fixed in 0:14.4.1-5.el10_3
  36. Upgrade

    Upgrade rocky-linux/libstdc++-debuginfo to a version that resolves this vulnerability.

    Fixed in 0:14.4.1-5.el10_3
  37. Upgrade

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

    Fixed in 0:14.4.1-5.el10_3
  38. Upgrade

    Upgrade rocky-linux/libitm to a version that resolves this vulnerability.

    Fixed in 0:14.4.1-5.el10_3
  39. Upgrade

    Upgrade rocky-linux/cpp to a version that resolves this vulnerability.

    Fixed in 0:14.4.1-5.el10_3
  40. Upgrade

    Upgrade rocky-linux/libgcc-debuginfo to a version that resolves this vulnerability.

    Fixed in 0:14.4.1-5.el10_3
  41. Upgrade

    Upgrade rocky-linux/gcc-c++-debuginfo to a version that resolves this vulnerability.

    Fixed in 0:14.4.1-5.el10_3
  42. Upgrade

    Upgrade rocky-linux/libhwasan to a version that resolves this vulnerability.

    Fixed in 0:14.4.1-5.el10_3
  43. Upgrade

    Upgrade rocky-linux/libhwasan-debuginfo to a version that resolves this vulnerability.

    Fixed in 0:14.4.1-5.el10_3
  44. Upgrade

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

    Fixed in 0:14.4.1-5.el10_3
  45. Upgrade

    Upgrade rocky-linux/libquadmath-debuginfo to a version that resolves this vulnerability.

    Fixed in 0:14.4.1-5.el10_3
  46. Upgrade

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

    Fixed in 0:14.4.1-5.el10_3
  47. Upgrade

    Upgrade rocky-linux/gcc-offload-nvptx-debuginfo to a version that resolves this vulnerability.

    Fixed in 0:14.4.1-5.el10_3
  48. Upgrade

    Upgrade rocky-linux/libgomp-offload-nvptx-debuginfo to a version that resolves this vulnerability.

    Fixed in 0:14.4.1-5.el10_3
  49. Upgrade

    Upgrade rocky-linux/libquadmath to a version that resolves this vulnerability.

    Fixed in 0:14.4.1-5.el10_3
  50. Upgrade

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

    Fixed in 0:14.4.1-5.el10_3
  51. Upgrade

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

    Fixed in 0:14.4.1-5.el10_3
  52. Upgrade

    Upgrade rocky-linux/gcc-offload-amdgcn-debuginfo to a version that resolves this vulnerability.

    Fixed in 0:14.4.1-5.el10_3
  53. Upgrade

    Upgrade rocky-linux/gcc-offload-amdgcn to a version that resolves this vulnerability.

    Fixed in 0:14.4.1-5.el10_3
  54. Upgrade

    Upgrade rocky-linux/libgomp-offload-amdgcn-debuginfo to a version that resolves this vulnerability.

    Fixed in 0:14.4.1-5.el10_3
  55. Upgrade

    Upgrade rocky-linux/libgomp-offload-amdgcn to a version that resolves this vulnerability.

    Fixed in 0:14.4.1-5.el10_3

Event History

Nov 13, 2026
Advisory Published
via OSV·12:06 PM
Data Sourced
via OSV·12:06 PM
DescriptionSeverityAffected Software

Child vulnerabilities

Contains the following vulnerabilities.

Frequently Asked Questions

1

Which systems should be prioritized for review?

Review Rocky Linux systems that have any of the listed GCC or related runtime/development packages installed, including gcc, gcc-gfortran, libstdc++-devel, libgfortran, libgfortran-static, libgccjit, libubsan-debuginfo, or gcc-plugin-devel-debuginfo.

2

What does the provided severity information indicate about exploitation requirements?

The supplied CVSS vector indicates network reachability, no required privileges, and no user interaction. It also indicates high attack complexity, so exploitation requires conditions beyond simply reaching a vulnerable target.

3

Can default exposure or a temporary mitigation be determined from this advisory?

No. The advisory does not state whether default configurations are affected or provide any workaround or mitigation other than applying the security update.

4

How can an administrator determine whether a host is affected?

Check whether the affected package names are installed on the Rocky Linux host. The advisory does not provide fixed or affected package version numbers, so the supplied data alone cannot determine whether an installed package version has already been updated.

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Contact

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