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kernel: selinux: fix overlayfs mmap() and mprotect() access checks

🗓️ 10 Aug 2026 10:40:37Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 5 Views

Linux kernel SELinux overlayfs mmap and mprotect checks fixed to prevent local bypass of access controls.

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Packages
Refs
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux10.0aarch64kernel6.12.0-55.95.1.el10_0kernel-6.12.0-55.95.1.el10_0.aarch64.rpm
Red Hat Enterprise Linux10.0ppc64lekernel6.12.0-55.95.1.el10_0kernel-6.12.0-55.95.1.el10_0.ppc64le.rpm
Red Hat Enterprise Linux10.0s390xkernel6.12.0-55.95.1.el10_0kernel-6.12.0-55.95.1.el10_0.s390x.rpm
Red Hat Enterprise Linux10.0x86_64kernel6.12.0-55.95.1.el10_0kernel-6.12.0-55.95.1.el10_0.x86_64.rpm
Red Hat Enterprise Linux10.0aarch64kernel-64k6.12.0-55.95.1.el10_0kernel-64k-6.12.0-55.95.1.el10_0.aarch64.rpm
Red Hat Enterprise Linux10.0aarch64kernel-64k-core6.12.0-55.95.1.el10_0kernel-64k-core-6.12.0-55.95.1.el10_0.aarch64.rpm
Red Hat Enterprise Linux10.0aarch64kernel-64k-debug6.12.0-55.95.1.el10_0kernel-64k-debug-6.12.0-55.95.1.el10_0.aarch64.rpm
Red Hat Enterprise Linux10.0aarch64kernel-64k-debug-core6.12.0-55.95.1.el10_0kernel-64k-debug-core-6.12.0-55.95.1.el10_0.aarch64.rpm
Red Hat Enterprise Linux10.0aarch64kernel-64k-debug-debuginfo6.12.0-55.95.1.el10_0kernel-64k-debug-debuginfo-6.12.0-55.95.1.el10_0.aarch64.rpm
Red Hat Enterprise Linux10.0aarch64kernel-64k-debug-devel6.12.0-55.95.1.el10_0kernel-64k-debug-devel-6.12.0-55.95.1.el10_0.aarch64.rpm
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