Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-007617)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-007617 advisory. In the Linux kernel, the following vulnerability has been resolved: crypto: afalg - Disallow concurrent writes in afalgsendmsg Issuing two writes to the same afalg...

OESA-2025-2535 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: In the Linux kernel, the following vulnerability has been resolved: blk-mq: fix NULL dereference on q-elevator in blkmqelvswitchnone After grabbing q-sysfslock, q-elevator may become NULL because of elevator switch. Fix the NULL...

SUSE CVE-2025-39964

In the Linux kernel, the following vulnerability has been resolved: crypto: afalg - Disallow concurrent writes in afalgsendmsg Issuing two writes to the same afalg socket is bogus as the data will be interleaved in an unpredictable fashion. Furthermore, concurrent writes may create inconsistencie...

EUVD-2025-34068

In the Linux kernel, the following vulnerability has been resolved: crypto: afalg - Disallow concurrent writes in afalgsendmsg Issuing two writes to the same afalg socket is bogus as the data will be interleaved in an unpredictable fashion. Furthermore, concurrent writes may create inconsistencie...

CVE-2025-39964

In the Linux kernel, the following vulnerability has been resolved: crypto: afalg - Disallow concurrent writes in afalgsendmsg Issuing two writes to the same afalg socket is bogus as the data will be interleaved in an unpredictable fashion. Furthermore, concurrent writes may create inconsistencie...

CVE-2025-39964

CVE-2025-39964 is a Linux kernel vulnerability in the crypto/af_alg.c component. Issuing two concurrent writes to the same af_alg socket allows data to be interleaved unpredictably and creates inconsistencies in the internal socket state. The fix introduces a ctx->write field to enforce exclus...

CVE-2025-39964 crypto: af_alg - Disallow concurrent writes in af_alg_sendmsg

In the Linux kernel, the following vulnerability has been resolved: crypto: afalg - Disallow concurrent writes in afalgsendmsg Issuing two writes to the same afalg socket is bogus as the data will be interleaved in an unpredictable fashion. Furthermore, concurrent writes may create inconsistencie...

PT-2025-41786

Name of the Vulnerable Software and Affected Versions Linux Kernel versions 2.6.38 through prior to late 2025 Description A race condition exists in the AF ALG cryptographic interface of the Linux kernel, specifically within the af alg sendmsg function and the algif skcipher and algif aead...

SUSE CVE-2025-38709

In the Linux kernel, the following vulnerability has been resolved: loop: Avoid updating block size under exclusive owner Syzbot came up with a reproducer where a loop device block size is changed underneath a mounted filesystem. This causes a mismatch between the block device block size and the...

AZL-71257 CVE-2025-38709 affecting package kernel 5.15.200.1-1

In the Linux kernel, the following vulnerability has been resolved: loop: Avoid updating block size under exclusive owner Syzbot came up with a reproducer where a loop device block size is changed underneath a mounted filesystem. This causes a mismatch between the block device block size and the...

DEBIAN-CVE-2025-38709

In the Linux kernel, the following vulnerability has been resolved: loop: Avoid updating block size under exclusive owner Syzbot came up with a reproducer where a loop device block size is changed underneath a mounted filesystem. This causes a mismatch between the block device block size and the...

CVE-2025-38709

In the Linux kernel, the following vulnerability has been resolved: loop: Avoid updating block size under exclusive owner Syzbot came up with a reproducer where a loop device block size is changed underneath a mounted filesystem. This causes a mismatch between the block device block size and the...

UBUNTU-CVE-2025-38709

In the Linux kernel, the following vulnerability has been resolved: loop: Avoid updating block size under exclusive owner Syzbot came up with a reproducer where a loop device block size is changed underneath a mounted filesystem. This causes a mismatch between the block device block size and the...

CVE-2025-38709

CVE-2025-38709 affects the Linux kernel loop device where changing the loop block size while a filesystem is mounted can cause a block-size mismatch between the loop device and the superblock, triggering warnings such as in __getblk_slow(). The issue is remedied by obtaining an exclusive hold on ...

CVE-2025-38709 loop: Avoid updating block size under exclusive owner

In the Linux kernel, the following vulnerability has been resolved: loop: Avoid updating block size under exclusive owner Syzbot came up with a reproducer where a loop device block size is changed underneath a mounted filesystem. This causes a mismatch between the block device block size and the...

CVE-2025-38709: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: loop: Avoid updating block size under exclusive owner Syzbot came up with a reproducer where a loop device block size is changed underneath a mounted filesystem. This causes a mismatch between the block device block size and the...