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kernel: Linux kernel: Use-After-Free in net/gro due to improper handling of zerocopy skbs

🗓️ 23 Jul 2026 08:19:46Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 5 Views

A Linux kernel GRO Use-After-Free occurs due to improper zerocopy skb page reference handling.

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Packages
Refs
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux10.2aarch64kernel6.12.0-211.38.1.el10_2kernel-6.12.0-211.38.1.el10_2.aarch64.rpm
Red Hat Enterprise Linux10.2ppc64lekernel6.12.0-211.38.1.el10_2kernel-6.12.0-211.38.1.el10_2.ppc64le.rpm
Red Hat Enterprise Linux10.2s390xkernel6.12.0-211.38.1.el10_2kernel-6.12.0-211.38.1.el10_2.s390x.rpm
Red Hat Enterprise Linux10.2x86_64kernel6.12.0-211.38.1.el10_2kernel-6.12.0-211.38.1.el10_2.x86_64.rpm
Red Hat Enterprise Linux10.2aarch64kernel-64k6.12.0-211.38.1.el10_2kernel-64k-6.12.0-211.38.1.el10_2.aarch64.rpm
Red Hat Enterprise Linux10.2aarch64kernel-64k-core6.12.0-211.38.1.el10_2kernel-64k-core-6.12.0-211.38.1.el10_2.aarch64.rpm
Red Hat Enterprise Linux10.2aarch64kernel-64k-debug6.12.0-211.38.1.el10_2kernel-64k-debug-6.12.0-211.38.1.el10_2.aarch64.rpm
Red Hat Enterprise Linux10.2aarch64kernel-64k-debug-core6.12.0-211.38.1.el10_2kernel-64k-debug-core-6.12.0-211.38.1.el10_2.aarch64.rpm
Red Hat Enterprise Linux10.2aarch64kernel-64k-debug-debuginfo6.12.0-211.38.1.el10_2kernel-64k-debug-debuginfo-6.12.0-211.38.1.el10_2.aarch64.rpm
Red Hat Enterprise Linux10.2aarch64kernel-64k-debug-devel6.12.0-211.38.1.el10_2kernel-64k-debug-devel-6.12.0-211.38.1.el10_2.aarch64.rpm
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23 Jul 2026 16:25Current
7.7High risk
Vulners AI Score7.7
CVSS 3.17.8
EPSS0.00137
5