gcc-toolset-15-gcc security update

🗓️ 29 Oct 2026 12:08:23Reported by Rockylinux Product ErrataType

rocky🔗 errata.rockylinux.org👁 3 Views

Use-after-free in gcc-toolset-15-gcc binary heap erase_if causes Denial of Service.

Reporter	Title	Published	Views	Family All 73
AlmaLinux	Moderate: gcc security update	26 Oct 202600:00	–	almalinux
Tenable Nessus	Rocky Linux 8 [CIQ] Security Update: cpp / cpp-debuginfo / gcc / gcc-c++ / gcc-c++-debuginfo / etc Multiple Vulnerabilities (crlsa-2026_89830)	28 Oct 202600:00	–	nessus
Tenable Nessus	MiracleLinux 8 : gcc-8.5.0-30.el8_10.ML.1 (AXSA:2026-2178:15)	28 Oct 202600:00	–	nessus
Tenable Nessus	Oracle Linux 8 : gcc-toolset-15-gcc (ELSA-2026-90915)	28 Oct 202600:00	–	nessus
Tenable Nessus	RHEL 8 : gcc (RHSA-2026:89830)	26 Oct 202600:00	–	nessus
Tenable Nessus	RockyLinux 8 : gcc (RLSA-2026:89830)	27 Oct 202600:00	–	nessus
Tenable Nessus	SUSE SLES12: cpp48 / gcc48 / gcc48-32bit / gcc48-c++ / gcc48-info / gcc48-locale / etc (SUSE-SU-2026:4637-1)	14 Oct 202600:00	–	nessus
Tenable Nessus	SUSE SLED15: cpp7 / cross-nvptx-gcc7 / cross-nvptx-newlib7-devel / gcc7 / etc (SUSE-SU-2026:4913-1)	27 Oct 202600:00	–	nessus
Tenable Nessus	AlmaLinux 9.6 [TuxCare] Security Update: cpp / cross-gcc-aarch64 / cross-gcc-c++-aarch64 / gcc / gcc-c++ / etc Multiple Vulnerabilities (ALMALINUX9.6:CLSA-2026:1793179951)	28 Oct 202600:00	–	nessus
Tenable Nessus	CentOS Linux 8.4 [TuxCare] Security Update: cpp / gcc / gcc-c++ / gcc-gdb-plugin / gcc-gfortran / etc Multiple Vulnerabilities (CENTOS8.4:CLSA-2026:1793102654)	27 Oct 202600:00	–	nessus

OS	OS Version	Architecture	Package	Package Version	Filename
Rocky Linux	10	aarch64	gcc-toolset-15-gcc	0:15.2.1-7.1.el10_2	gcc-toolset-15-gcc-0:15.2.1-7.1.el10_2.aarch64.rpm
Rocky Linux	10	ppc64le	gcc-toolset-15-gcc	0:15.2.1-7.1.el10_2	gcc-toolset-15-gcc-0:15.2.1-7.1.el10_2.ppc64le.rpm
Rocky Linux	10	s390x	gcc-toolset-15-gcc	0:15.2.1-7.1.el10_2	gcc-toolset-15-gcc-0:15.2.1-7.1.el10_2.s390x.rpm
Rocky Linux	10	src	gcc-toolset-15-gcc	0:15.2.1-7.1.el10_2	gcc-toolset-15-gcc-0:15.2.1-7.1.el10_2.src.rpm
Rocky Linux	10	x86_64	gcc-toolset-15-gcc	0:15.2.1-7.1.el10_2	gcc-toolset-15-gcc-0:15.2.1-7.1.el10_2.x86_64.rpm
Rocky Linux	10	aarch64	gcc-toolset-15-gcc-c++	0:15.2.1-7.1.el10_2	gcc-toolset-15-gcc-c++-0:15.2.1-7.1.el10_2.aarch64.rpm
Rocky Linux	10	ppc64le	gcc-toolset-15-gcc-c++	0:15.2.1-7.1.el10_2	gcc-toolset-15-gcc-c++-0:15.2.1-7.1.el10_2.ppc64le.rpm
Rocky Linux	10	s390x	gcc-toolset-15-gcc-c++	0:15.2.1-7.1.el10_2	gcc-toolset-15-gcc-c++-0:15.2.1-7.1.el10_2.s390x.rpm
Rocky Linux	10	x86_64	gcc-toolset-15-gcc-c++	0:15.2.1-7.1.el10_2	gcc-toolset-15-gcc-c++-0:15.2.1-7.1.el10_2.x86_64.rpm
Rocky Linux	10	aarch64	gcc-toolset-15-gcc-c++-debuginfo	0:15.2.1-7.1.el10_2	gcc-toolset-15-gcc-c++-debuginfo-0:15.2.1-7.1.el10_2.aarch64.rpm

29 Oct 2026 12:08Current

6.4Medium risk

Vulners AI Score6.4

CVSS 3.17

EPSS0.0034

SSVC

gcc-toolset-15-gcc gcc use-after-free Denial of Service binary heap erase_if Rocky Linux 10