EUVD-2026-39298

In the Linux kernel, the following vulnerability has been resolved: mm/memory-failure: fix hugetlblock AA deadlock in gethugepageforhwpoison Two concurrent madviseMADVHWPOISON calls on the same hugetlb page can trigger a recursive spinlock self-deadlock AA deadlock on hugetlblock when racing with...

CVE-2026-53207

The CVE describes a Linux kernel race in mm/memory-failure where two concurrent MADV_HWPOISON calls on the same hugetlb page can cause an AA deadlock in hugetlb_lock during get_huge_page_for_hwpoison. Root cause: a folio_put() path releases a GUP reference while hugetlb_lock is still held, and fr...

CVE-2026-53207

In the Linux kernel, the following vulnerability has been resolved: mm/memory-failure: fix hugetlblock AA deadlock in gethugepageforhwpoison Two concurrent madviseMADVHWPOISON calls on the same hugetlb page can trigger a recursive spinlock self-deadlock AA deadlock on hugetlblock when racing with...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: mm/hugememory: don't unpoison hugezerofolio When I did memory failure tests recently, below panic occurs: kernel BUG at include/linux/mm.h:1135! invalid opcode: 0000 1 PREEMPT SMP NOPTI CPU: 9 PID: 137 Comm: kswapd1 Not tainted...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: mm/memory-failure: Make sure to wait for page writeback in memoryfailure. Our syzkaller triggers "BUGON!listempty&inode-iwblist" in clearinode: - Kernel bug at fs/inode.c:519! - Internal error: Oops – Bug: 0 1 SMP - Modules linke...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: device-dax: The pgoff alignment in daxsetmapping should use ALIGNDOWN instead of ALIGN. Otherwise, vmf-address, which is not aligned with faultsize, will be aligned to the next alignment, which can lead to memory failures due ...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: “mm: memoryfailure: unmap poisoned folio during migrate properly”. Patch series “mm: memoryfailure: unmap poisoned folio during migrate properly”, version 3. This patch fixes two bugs during folio migration if the folio is...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: mm/vmscan: Fixed handling of hwpoisoned large folio entries in shrinkfoliolist. In shrinkfoliolist, the hwpoisoned folio might be a large folio, which cannot be handled by unmappoisonedfolio. For THP, trytounmapone must be called...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: mm/memory-failure: Fixed the issue with VMBUGONPAGEPagePoisonedpage when unpoisoning memory. When I performed memory failure tests, the following panic occurred: Page dumped because: VMBUGONPAGEPagePoisonedpage. Kernel BUG at...

CVE-2025-71313 PCI: endpoint: Add missing NULL check for alloc_workqueue()

In the Linux kernel, the following vulnerability has been resolved: PCI: endpoint: Add missing NULL check for allocworkqueue allocworkqueue can return NULL on memory allocation failure. Without proper error checking, this may lead to a NULL pointer dereference when queuework is later called with...

Astra Linux - уязвимость в linux-5.10

In the Linux kernel, the following vulnerability has been resolved: s390/mm: The handling of VMFAULTHWPOISON in doexception has been fixed. There is no support for HWPOISON, MEMORYFAILURE, or ARCHHASCOPYMC on s390. Therefore, we do not expect to see VMFAULTHWPOISON in doexception. However, since...

OPENSUSE-SU-2026:20769-1 Security update for mozjs115

This update for mozjs115 fixes the following issues: Changes in mozjs115: - CVE-2026-32776: Fixed a NULL pointer dereference when processing empty external parameter entities inside an entity declaration value bsc1259728 - CVE-2026-32777: Fixed a denial of service due to infinite loop in DTD...

SUSE-SU-2026:1817-1 Security update for mozjs60

This update for mozjs60 fixes the following issues - CVE-2026-32776: libexpat: NULL pointer dereference when processing empty external parameter entities inside an entity declaration value bsc1259728. - CVE-2026-32777: libexpat: denial of service due to infinite loop in DTD content parsing...

CVE-2026-43472

In the Linux kernel, the following vulnerability has been resolved: unshare: fix unsharefs handling There's an unpleasant corner case in unshare2, when we have a CLONENEWNS in flags and current-fs hadn't been shared at all; in that case copymntns gets passed current-fs instead of a private copy,...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: mm/memory-failure: fixed a deadlock that occurred when hugetlboptimizevmemmap was enabled. When I performed hard offline tests with hugetlb pages, a deadlock occurred as follows:...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-013067)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013067 advisory. In the Linux kernel, the following vulnerability has been resolved: mm/memory-failure: fix VMBUGONPAGEPagePoisonedpage when unpoison memory When I did memory failure...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-006754)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-006754 advisory. In the Linux kernel, the following vulnerability has been resolved: mm/memory-failure: fix VMBUGONPAGEPagePoisonedpage when unpoison memory When I did memory failure...

CVE-2026-23375

CVE-2026-23375 (Linux kernel THP for anonymous inodes) – concrete details in connected docs : The issue arises from file_thp_enabled() incorrectly allowing/thp collapse for anonymous inodes created via alloc_file_pseudo() (e.g., guest_memfd, secretmem), enabling khugepaged/MADV_COLLAPSE exploits ...

CVE-2026-23375

In the Linux kernel, the following vulnerability has been resolved: mm: thp: deny THP for files on anonymous inodes filethpenabled incorrectly allows THP for files on anonymous inodes e.g. guestmemfd and secretmem. These files are created via allocfilepseudo, which does not call getwriteaccess an...

UBUNTU-CVE-2026-23250

In the Linux kernel, the following vulnerability has been resolved: xfs: check return value of xchkscrubcreatesubord Fix this function to return NULL instead of a mangled ENOMEM, then fix the callers to actually check for a null pointer and return ENOMEM. Most of the corrections here are for code...