EUVD-2026-32163

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix use-after-free in arenavmclose on fork arenavmopen only bumps vml-mmapcount but never registers the child VMA in arena-vmalist. The vml-vma always points at the parent VMA, so after parent munmap the pointer dangles. If...

CVE-2026-45837 bpf: Fix use-after-free in arena_vm_close on fork

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix use-after-free in arenavmclose on fork arenavmopen only bumps vml-mmapcount but never registers the child VMA in arena-vmalist. The vml-vma always points at the parent VMA, so after parent munmap the pointer dangles. If...

PT-2026-43671

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A use-after-free issue exists in the arena vm close function during a fork operation. The arena vm open function increments the vml-mmap count but fails to register the child Virtual...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: BPF: Fixed the remap of the arena. The BPF arena logic did not account for the mremap operation. Added a reference count for multiple mmap events to prevent use-after-free in arenavmclose...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: mm/vma: Fixed an anonymous VMA UAF issue related to mremap, where faulty VMA was merged with unfaulted VMA. The patch series “mm/vma: Fix anonymous VMA UAF in mremap faulty/uncorrected merges”, version 2, addresses this issue...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: mm/mremap: fix WARN with uffd that has remap events disabled Registering userfaultd on a VMA that spans at least one PMD and then mremap'ing that VMA can trigger a WARN when recovering from a failed page table move due to a page...

SUSE CVE-2026-23056

In the Linux kernel, the following vulnerability has been resolved: uacce: implement mremap in uaccevmops to return -EPERM The current uaccevmops does not support the mremap operation of vmoperationsstruct. Implement .mremap to return -EPERM to remind users. The reason we need to explicitly disab...

SUSE CVE-2026-23077

In the Linux kernel, the following vulnerability has been resolved: mm/vma: fix anonvma UAF on mremap faulted, unfaulted merge Patch series "mm/vma: fix anonvma UAF on mremap faulted, unfaulted merge", v2. Commit 879bca0a2c4f "mm/vma: fix incorrectly disallowed anonymous VMA merges" introduced th...

CVE-2026-23077

In the Linux kernel, the following vulnerability has been resolved: mm/vma: fix anonvma UAF on mremap faulted, unfaulted merge Patch series "mm/vma: fix anonvma UAF on mremap faulted, unfaulted merge", v2. Commit 879bca0a2c4f "mm/vma: fix incorrectly disallowed anonymous VMA merges" introduced th...

CVE-2026-23056

In the Linux kernel, the following vulnerability has been resolved: uacce: implement mremap in uaccevmops to return -EPERM The current uaccevmops does not support the mremap operation of vmoperationsstruct. Implement .mremap to return -EPERM to remind users. The reason we need to explicitly disab...

UBUNTU-CVE-2026-23056

In the Linux kernel, the following vulnerability has been resolved: uacce: implement mremap in uaccevmops to return -EPERM The current uaccevmops does not support the mremap operation of vmoperationsstruct. Implement .mremap to return -EPERM to remind users. The reason we need to explicitly disab...

UBUNTU-CVE-2026-23077

In the Linux kernel, the following vulnerability has been resolved: mm/vma: fix anonvma UAF on mremap faulted, unfaulted merge Patch series "mm/vma: fix anonvma UAF on mremap faulted, unfaulted merge", v2. Commit 879bca0a2c4f "mm/vma: fix incorrectly disallowed anonymous VMA merges" introduced th...

CVE-2026-23056

In the Linux kernel, the following vulnerability has been resolved: uacce: implement mremap in uaccevmops to return -EPERM The current uaccevmops does not support the mremap operation of vmoperationsstruct. Implement .mremap to return -EPERM to remind users. The reason we need to explicitly disab...

CVE-2026-23077

In the Linux kernel, the following vulnerability has been resolved: mm/vma: fix anonvma UAF on mremap faulted, unfaulted merge Patch series "mm/vma: fix anonvma UAF on mremap faulted, unfaulted merge", v2. Commit 879bca0a2c4f "mm/vma: fix incorrectly disallowed anonymous VMA merges" introduced th...

CVE-2026-23077

In the Linux kernel, the following vulnerability has been resolved: mm/vma: fix anonvma UAF on mremap faulted, unfaulted merge Patch series "mm/vma: fix anonvma UAF on mremap faulted, unfaulted merge", v2. Commit 879bca0a2c4f "mm/vma: fix incorrectly disallowed anonymous VMA merges" introduced th...

CVE-2026-23077

CVE-2026-23077 concerns a Linux kernel mm/vma anon_vma UAF during mremap() of faulted adjacent VMAs. The issue spanned three adjacency cases (prev/next both unfaulted, and combos with faulted adjacent), and the patch series fixes incorrect anon_vma merging and missing fork checks, including self-...

EUVD-2026-5466

In the Linux kernel, the following vulnerability has been resolved: mm/vma: fix anonvma UAF on mremap faulted, unfaulted merge Patch series "mm/vma: fix anonvma UAF on mremap faulted, unfaulted merge", v2. Commit 879bca0a2c4f "mm/vma: fix incorrectly disallowed anonymous VMA merges" introduced th...

CVE-2026-23077 mm/vma: fix anon_vma UAF on mremap() faulted, unfaulted merge

In the Linux kernel, the following vulnerability has been resolved: mm/vma: fix anonvma UAF on mremap faulted, unfaulted merge Patch series "mm/vma: fix anonvma UAF on mremap faulted, unfaulted merge", v2. Commit 879bca0a2c4f "mm/vma: fix incorrectly disallowed anonymous VMA merges" introduced th...

CVE-2026-23077 mm/vma: fix anon_vma UAF on mremap() faulted, unfaulted merge

In the Linux kernel, the following vulnerability has been resolved: mm/vma: fix anonvma UAF on mremap faulted, unfaulted merge Patch series "mm/vma: fix anonvma UAF on mremap faulted, unfaulted merge", v2. Commit 879bca0a2c4f "mm/vma: fix incorrectly disallowed anonymous VMA merges" introduced th...

CVE-2026-23056

In the Linux kernel, the following vulnerability has been resolved: uacce: implement mremap in uaccevmops to return -EPERM The current uaccevmops does not support the mremap operation of vmoperationsstruct. Implement .mremap to return -EPERM to remind users. The reason we need to explicitly disab...