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RHEL 10 : gcc (RHSA-2026:98580)

high Nessus Plugin ID 379036

Synopsis

The remote Red Hat host is missing a security update for gcc.

Description

The remote Redhat Enterprise Linux 10 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:98580 advisory.

 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 erase_if (CVE-2026-102010)

 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.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Update the RHEL gcc package based on the guidance in RHSA-2026:98580.

See Also

https://access.redhat.com/errata/RHSA-2026:98580

https://access.redhat.com/security/updates/classification/#moderate

https://bugzilla.redhat.com/show_bug.cgi?id=2478395

http://www.nessus.org/u?d3a66340

Plugin Details

Severity: High

ID: 379036

File Name: redhat-RHSA-2026-98580.nasl

Version: 1.1

Type: Local

Agent: unix

Published: 11/11/2026

Updated: 11/11/2026

Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Continuous Assessment, Tenable Cloud Security, Tenable Self-Hosted Container Security, Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.9

Percentile: 52.43

Vendor

Vendor Severity: Moderate

CVSS v2

Risk Factor: High

Base Score: 9

Temporal Score: 6.7

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:C

CVSS Score Source: CVE-2026-102010

CVSS v3

Risk Factor: High

Base Score: 7

Temporal Score: 6.1

Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:H

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:redhat:enterprise_linux:10.3, p-cpe:/a:redhat:enterprise_linux:cpp, p-cpe:/a:redhat:enterprise_linux:gcc-c%2b%2b, p-cpe:/a:redhat:enterprise_linux:gcc-gfortran, p-cpe:/a:redhat:enterprise_linux:gcc-offload-amdgcn, p-cpe:/a:redhat:enterprise_linux:gcc-offload-nvptx, p-cpe:/a:redhat:enterprise_linux:gcc-plugin-annobin, p-cpe:/a:redhat:enterprise_linux:gcc-plugin-devel, p-cpe:/a:redhat:enterprise_linux:gcc, p-cpe:/a:redhat:enterprise_linux:libasan, p-cpe:/a:redhat:enterprise_linux:libatomic, p-cpe:/a:redhat:enterprise_linux:libgcc, p-cpe:/a:redhat:enterprise_linux:libgccjit-devel, p-cpe:/a:redhat:enterprise_linux:libgccjit, p-cpe:/a:redhat:enterprise_linux:libgfortran-static, p-cpe:/a:redhat:enterprise_linux:libgfortran, p-cpe:/a:redhat:enterprise_linux:libgomp-offload-amdgcn, p-cpe:/a:redhat:enterprise_linux:libgomp-offload-nvptx, p-cpe:/a:redhat:enterprise_linux:libgomp, p-cpe:/a:redhat:enterprise_linux:libhwasan, p-cpe:/a:redhat:enterprise_linux:libitm-devel, p-cpe:/a:redhat:enterprise_linux:libitm, p-cpe:/a:redhat:enterprise_linux:liblsan, p-cpe:/a:redhat:enterprise_linux:libquadmath-devel, p-cpe:/a:redhat:enterprise_linux:libquadmath-static, p-cpe:/a:redhat:enterprise_linux:libquadmath, p-cpe:/a:redhat:enterprise_linux:libstdc%2b%2b-devel, p-cpe:/a:redhat:enterprise_linux:libstdc%2b%2b-docs, p-cpe:/a:redhat:enterprise_linux:libstdc%2b%2b-static, p-cpe:/a:redhat:enterprise_linux:libstdc%2b%2b, p-cpe:/a:redhat:enterprise_linux:libtsan, p-cpe:/a:redhat:enterprise_linux:libubsan

Required KB Items: Host/local_checks_enabled, Host/RedHat/release, Host/RedHat/rpm-list, Host/cpu

Exploit Ease: No known exploits are available

Patch Publication Date: 11/11/2026

Vulnerability Publication Date: 9/28/2026

Reference Information

CVE: CVE-2026-102010

CWE: 825

RHSA: 2026:98580