RLSA-2026:21557 Important: kernel security update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: can: j1939: j1939sessionnew: fix skb reference counting CVE-2024-56645 kernel: ima: don't clear IMADIGSIG flag when setting or removing non-IMA xattr CVE-2025-68183 kernel: mm: thp: deny...

Astra Linux - уязвимость в linux-6.1

In the Linux kernel, the following vulnerabilities have been resolved: fs: export anoninodemakesecureinode and fix the issue with secretmem LSM bypass. The anoninodemakesecureinode function was exported to allow KVM guestmemfd to create anonymous inodes with proper security context. This replaces...

SUSE 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...

EUVD-2026-15365

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...

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...

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...

CVE-2026-23375 mm: thp: deny THP for files on anonymous inodes

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...

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 mm: thp: deny THP for files on anonymous inodes

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...

Linux kernel 安全漏洞

The Linux kernel is the kernel used by the Linux operating system developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from a function error in the filethpenabled function that allows anonymous inode files to use THP, potential...

SUSE-SU-2025:20891-1 Security update for kernel-livepatch-MICRO-6-0-RT_Update_3

This update for kernel-livepatch-MICRO-6-0-RTUpdate3 fixes the following issues: - CVE-2024-49974: NFSD: limit the number of concurrent async COPY operations bsc1232384 - CVE-2025-21971: netsched: Prevent creation of classes with TCHROOT bsc1245794 - CVE-2025-38206: exfat: fix double free in...

Security update for kernel-livepatch-MICRO-6-0-RT_Update_3

This update for kernel-livepatch-MICRO-6-0-RTUpdate3 fixes the following issues: CVE-2024-49974: NFSD: limit the number of concurrent async COPY operations bsc1232384 CVE-2025-21971: netsched: Prevent creation of classes with TCHROOT bsc1245794 CVE-2025-38206: exfat: fix double free in delayedfre...

SUSE-SU-2025:20920-1 Security update for kernel-livepatch-MICRO-6-0-RT_Update_2

This update for kernel-livepatch-MICRO-6-0-RTUpdate2 fixes the following issues: - CVE-2024-49974: NFSD: limit the number of concurrent async COPY operations bsc1232384 - CVE-2025-21971: netsched: Prevent creation of classes with TCHROOT bsc1245794 - CVE-2025-38206: exfat: fix double free in...

Security update for kernel-livepatch-MICRO-6-0-RT_Update_2

This update for kernel-livepatch-MICRO-6-0-RTUpdate2 fixes the following issues: CVE-2024-49974: NFSD: limit the number of concurrent async COPY operations bsc1232384 CVE-2025-21971: netsched: Prevent creation of classes with TCHROOT bsc1245794 CVE-2025-38206: exfat: fix double free in delayedfre...

Security update for kernel-livepatch-MICRO-6-0-RT_Update_2

This update for kernel-livepatch-MICRO-6-0-RTUpdate2 fixes the following issues: CVE-2024-49974: NFSD: limit the number of concurrent async COPY operations bsc1232384 CVE-2025-21971: netsched: Prevent creation of classes with TCHROOT bsc1245794 CVE-2025-38206: exfat: fix double free in delayedfre...

SUSE-SU-2025:20886-1 Security update for kernel-livepatch-MICRO-6-0_Update_2

This update for kernel-livepatch-MICRO-6-0Update2 fixes the following issues: - CVE-2024-49974: NFSD: limit the number of concurrent async COPY operations bsc1232384 - CVE-2025-21971: netsched: Prevent creation of classes with TCHROOT bsc1245794 - CVE-2025-38206: exfat: fix double free in...

Security update for kernel-livepatch-MICRO-6-0_Update_9

This update for kernel-livepatch-MICRO-6-0Update9 fixes the following issues: CVE-2025-38206: exfat: fix double free in delayedfree bsc1246075 CVE-2025-38396: fs: export anoninodemakesecureinode and fix secretmem LSM bypass bsc1247158 CVE-2025-38471: kernel: tls: always refresh the queue when...

SUSE-SU-2025:20918-1 Security update for kernel-livepatch-MICRO-6-0-RT_Update_10

This update for kernel-livepatch-MICRO-6-0-RTUpdate10 fixes the following issues: - CVE-2025-38206: exfat: fix double free in delayedfree bsc1246075 - CVE-2025-38396: fs: export anoninodemakesecureinode and fix secretmem LSM bypass bsc1247158 - CVE-2025-38471: kernel: tls: always refresh the queu...

Security update for kernel-livepatch-MICRO-6-0-RT_Update_7

This update for kernel-livepatch-MICRO-6-0-RTUpdate7 fixes the following issues: CVE-2025-38206: exfat: fix double free in delayedfree bsc1246075 CVE-2025-38396: fs: export anoninodemakesecureinode and fix secretmem LSM bypass bsc1247158 CVE-2025-38471: kernel: tls: always refresh the queue when...

Security update for kernel-livepatch-MICRO-6-0-RT_Update_7

This update for kernel-livepatch-MICRO-6-0-RTUpdate7 fixes the following issues: CVE-2025-38206: exfat: fix double free in delayedfree bsc1246075 CVE-2025-38396: fs: export anoninodemakesecureinode and fix secretmem LSM bypass bsc1247158 CVE-2025-38471: kernel: tls: always refresh the queue when...