Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: mm/khugepaged: fixed -anonvma race condition If an -anonvma is attached to the VMA, the collapseandfreepmd function requires it to be locked. Page table traversal is allowed under any of the following conditions: the mmap lock...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-006778)

"The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-006778 advisory. In the Linux kernel, the following vulnerability has been resolved: mm/khugepaged: fix -anonvma race If an -anonvma is attached to the VMA, collapseandfreepmd...

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 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...

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...

kernel: use-after-free related to leaf anon_vma double reuse

A memory leak flaw with use-after-free capability was found in the Linux kernel. The VMA mm/rmap.c functionality in the ismergeableanonvma function continuously forks, using memory operations to trigger an incorrect reuse of leaf anonvma. This issue allows a local attacker to crash the system...

kernel: use-after-free related to leaf anon_vma double reuse

A memory leak flaw with use-after-free capability was found in the Linux kernel. The VMA mm/rmap.c functionality in the ismergeableanonvma function continuously forks, using memory operations to trigger an incorrect reuse of leaf anonvma. This issue allows a local attacker to crash the system...