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kernel: eventpoll: fix ep_remove struct eventpoll / struct file UAF

🗓️ 07 Jul 2026 09:39:09Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 18 Views

Linux kernel eventpoll fix for use-after-free during file removal to prevent privilege escalation.

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Refs
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux10aarch64kernel6.12.0-231.15.el10nvkernel-6.12.0-231.15.el10nv.aarch64.rpm
Red Hat Enterprise Linux10aarch64kernel-64k6.12.0-231.15.el10nvkernel-64k-6.12.0-231.15.el10nv.aarch64.rpm
Red Hat Enterprise Linux10aarch64kernel-64k-core6.12.0-231.15.el10nvkernel-64k-core-6.12.0-231.15.el10nv.aarch64.rpm
Red Hat Enterprise Linux10aarch64kernel-64k-debug6.12.0-231.15.el10nvkernel-64k-debug-6.12.0-231.15.el10nv.aarch64.rpm
Red Hat Enterprise Linux10aarch64kernel-64k-debug-core6.12.0-231.15.el10nvkernel-64k-debug-core-6.12.0-231.15.el10nv.aarch64.rpm
Red Hat Enterprise Linux10aarch64kernel-64k-debug-debuginfo6.12.0-231.15.el10nvkernel-64k-debug-debuginfo-6.12.0-231.15.el10nv.aarch64.rpm
Red Hat Enterprise Linux10aarch64kernel-64k-debug-modules6.12.0-231.15.el10nvkernel-64k-debug-modules-6.12.0-231.15.el10nv.aarch64.rpm
Red Hat Enterprise Linux10aarch64kernel-64k-debug-modules-core6.12.0-231.15.el10nvkernel-64k-debug-modules-core-6.12.0-231.15.el10nv.aarch64.rpm
Red Hat Enterprise Linux10aarch64kernel-64k-debug-modules-extra6.12.0-231.15.el10nvkernel-64k-debug-modules-extra-6.12.0-231.15.el10nv.aarch64.rpm
Red Hat Enterprise Linux10aarch64kernel-64k-debuginfo6.12.0-231.15.el10nvkernel-64k-debuginfo-6.12.0-231.15.el10nv.aarch64.rpm
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29 Jul 2026 16:36Current
7.3High risk
Vulners AI Score7.3
CVSS 3.17.8
EPSS0.03234
18