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kernel: ip6mr: Fix skb_under_panic in ip6mr_cache_report()

🗓️ 09 Dec 2025 12:20:30Reported by RedHatType 
redhat
 redhat🔗 access.redhat.com👁 9 Views

Fix buffer underwrite in linux kernel ip6mr_cache_report via skb_under_panic exploitable by payload.

Related
Packages
Refs
ReporterTitlePublishedViews
Family
Tenable Nessus		Amazon Linux 2023 : bpftool, kernel, kernel-devel (ALAS2023-2023-330)
8 Sep 202300:00
–nessus
Tenable Nessus		Amazon Linux 2 : kernel, --advisory ALAS2-2023-2268 (ALAS-2023-2268)
5 Oct 202300:00
–nessus
Tenable Nessus		Amazon Linux 2 : kernel, --advisory ALAS2KERNEL-5.10-2023-039 (ALASKERNEL-5.10-2023-039)
6 Sep 202300:00
–nessus
Tenable Nessus		Amazon Linux 2 : kernel, --advisory ALAS2KERNEL-5.15-2023-026 (ALASKERNEL-5.15-2023-026)
6 Sep 202300:00
–nessus
Tenable Nessus		Amazon Linux 2 : kernel, --advisory ALAS2KERNEL-5.4-2023-054 (ALASKERNEL-5.4-2023-054)
6 Oct 202300:00
–nessus
Tenable Nessus		EulerOS 2.0 SP13 : kernel (EulerOS-SA-2026-1212)
2 Feb 202600:00
–nessus
Tenable Nessus		EulerOS 2.0 SP13 : kernel (EulerOS-SA-2026-1224)
2 Feb 202600:00
–nessus
Tenable Nessus		EulerOS Virtualization 2.13.0 : kernel (EulerOS-SA-2026-1629)
18 Mar 202600:00
–nessus
Tenable Nessus		EulerOS Virtualization 2.13.1 : kernel (EulerOS-SA-2026-1637)
18 Mar 202600:00
–nessus
Tenable Nessus		Oracle Linux 7 : kernel (ELSA-2026-0755)
19 Feb 202600:00
–nessus
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OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux7x86_64kernel-rt0:3.10.0-1160.143.1.rt56.1295.el7kernel-rt-0:3.10.0-1160.143.1.rt56.1295.el7.x86_64.rpm
Red Hat Enterprise Linux7x86_64kernel-rt-debug0:3.10.0-1160.143.1.rt56.1295.el7kernel-rt-debug-0:3.10.0-1160.143.1.rt56.1295.el7.x86_64.rpm
Red Hat Enterprise Linux7x86_64kernel-rt-debug-debuginfo0:3.10.0-1160.143.1.rt56.1295.el7kernel-rt-debug-debuginfo-0:3.10.0-1160.143.1.rt56.1295.el7.x86_64.rpm
Red Hat Enterprise Linux7x86_64kernel-rt-debug-devel0:3.10.0-1160.143.1.rt56.1295.el7kernel-rt-debug-devel-0:3.10.0-1160.143.1.rt56.1295.el7.x86_64.rpm
Red Hat Enterprise Linux7x86_64kernel-rt-debuginfo0:3.10.0-1160.143.1.rt56.1295.el7kernel-rt-debuginfo-0:3.10.0-1160.143.1.rt56.1295.el7.x86_64.rpm
Red Hat Enterprise Linux7x86_64kernel-rt-debuginfo-common-x86_640:3.10.0-1160.143.1.rt56.1295.el7kernel-rt-debuginfo-common-x86_64-0:3.10.0-1160.143.1.rt56.1295.el7.x86_64.rpm
Red Hat Enterprise Linux7x86_64kernel-rt-devel0:3.10.0-1160.143.1.rt56.1295.el7kernel-rt-devel-0:3.10.0-1160.143.1.rt56.1295.el7.x86_64.rpm
Red Hat Enterprise Linux7anykernel-rt-doc0:3.10.0-1160.143.1.rt56.1295.el7.noarchkernel-rt-doc-0:3.10.0-1160.143.1.rt56.1295.el7.noarch.noarch.rpm
Red Hat Enterprise Linux7x86_64kernel-rt-trace0:3.10.0-1160.143.1.rt56.1295.el7kernel-rt-trace-0:3.10.0-1160.143.1.rt56.1295.el7.x86_64.rpm
Red Hat Enterprise Linux7x86_64kernel-rt-trace-debuginfo0:3.10.0-1160.143.1.rt56.1295.el7kernel-rt-trace-debuginfo-0:3.10.0-1160.143.1.rt56.1295.el7.x86_64.rpm
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30 Jun 2026 03:31Current
7.5High risk
Vulners AI Score7.5
CVSS 3.15.5
EPSS0.00178
SSVC
CWE-124
buffer underwritelinux kernelipv6 multicastsecurity vulnerabilitycrafted payload
9