CVE-2026-53333

In the Linux kernel, the following vulnerability has been resolved: mm/mincore: handle non-swap entries before !CONFIGSWAP guard mincoreswap also fields migration/hwpoison entries and shmem swapin-error entries, which can exist on !CONFIGSWAP builds when CONFIGMIGRATION or CONFIGMEMORYFAILURE is...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: mm, shmem: prevent infinite loop on truncate race When truncating a large swap entry, shmemfreeswap returns 0 when the entry’s index does not match the given index due to lookup alignment. The failure fallback path checks whether...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: mm/MADVCOLLAPSE: handling !none !huge !bad pmd lookups In commit 34488399fa08 “mm/madvise: adding file and shmem support to MADVCOLLAPSE”, we made the following change to findpmdorthpornone: – if !pmdpresentpmde return...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: mm/mprotect: Only reference swappfn is called if the type matches. Yu Zhao reported a bug after the commit “mm/swap: Add swpoffsetpfn to fetch PFN from swap entries” added a check in swpoffsetpfn for the swap type 1: Kernel bug a...

CVE-2026-23177

In the Linux kernel, the following vulnerability has been resolved: mm, shmem: prevent infinite loop on truncate race When truncating a large swap entry, shmemfreeswap returns 0 when the entry's index doesn't match the given index due to lookup alignment. The failure fallback path checks if the...

CVE-2026-23177

In the Linux kernel, the following vulnerability has been resolved: mm, shmem: prevent infinite loop on truncate race When truncating a large swap entry, shmemfreeswap returns 0 when the entry's index doesn't match the given index due to lookup alignment. The failure fallback path checks if the...

CVE-2026-23177 mm, shmem: prevent infinite loop on truncate race

In the Linux kernel, the following vulnerability has been resolved: mm, shmem: prevent infinite loop on truncate race When truncating a large swap entry, shmemfreeswap returns 0 when the entry's index doesn't match the given index due to lookup alignment. The failure fallback path checks if the...

CVE-2026-23161 mm/shmem, swap: fix race of truncate and swap entry split

In the Linux kernel, the following vulnerability has been resolved: mm/shmem, swap: fix race of truncate and swap entry split The helper for shmem swap freeing is not handling the order of swap entries correctly. It uses xacmpxchgirq to erase the swap entry, but it gets the entry order before tha...

Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from improper boundary checking during the truncation of large swap entries, potentially leading to...

Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from race conditions during the release of swap entries, potentially leading to data truncation...

Linux Distros Unpatched Vulnerability : CVE-2026-23177

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - mm, shmem: prevent infinite loop on truncate race When truncating a large swap entry, shmemfreeswap returns 0 when the entry's index doesn't match the given ind...

CVE-2025-40270 mm, swap: fix potential UAF issue for VMA readahead

In the Linux kernel, the following vulnerability has been resolved: mm, swap: fix potential UAF issue for VMA readahead Since commit 78524b05f1a3 "mm, swap: avoid redundant swap device pinning", the common helper for allocating and preparing a folio in the swap cache layer no longer tries to get ...

SUSE CVE-2025-21984

In the Linux kernel, the following vulnerability has been resolved: mm: fix kernel BUG when userfaultfdmove encounters swapcache userfaultfdmove checks whether the PTE entry is present or a swap entry. - If the PTE entry is present, movepresentpte handles folio migration by setting: srcfolio-inde...

Unbreakable Enterprise kernel security update

2.6.39-400.301.1 - x86/speculation/l1tf: Fix overflow in l1tfpfnlimit on 32bit Vlastimil Babka Orabug: 28505519 CVE-2018-3620 - x86/speculation/l1tf: Exempt zeroed PTEs from inversion Sean Christopherson Orabug: 28505519 CVE-2018-3620 - x86/speculation/l1tf: Protect PAE swap entries against L1TF...