ALSA-2026:45115 Important: kernel security update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: KVM: x86: Don't recheck L1 intercepts when completing userspace I/O CVE-2025-40026 kernel: xfrm single-frag length not properly limited kernel: dm log: fix out-of-bounds write due to...

Linux Distros Unpatched Vulnerability : CVE-2026-53059

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - dm log: fix out-of-bounds write due to regioncount overflow The local variable regioncount in createlogcontext is declared as unsigned int 32-bit, but...

CVE-2026-53059

In the Linux kernel, the following vulnerability has been resolved: dm log: fix out-of-bounds write due to regioncount overflow The local variable regioncount in createlogcontext is declared as unsigned int 32-bit, but dmsectordivup returns sectort 64-bit. When a device-mapper target has a...

CVE-2026-53059 dm log: fix out-of-bounds write due to region_count overflow

In the Linux kernel, the following vulnerability has been resolved: dm log: fix out-of-bounds write due to regioncount overflow The local variable regioncount in createlogcontext is declared as unsigned int 32-bit, but dmsectordivup returns sectort 64-bit. When a device-mapper target has a...

CVE-2026-53059 dm log: fix out-of-bounds write due to region_count overflow

In the Linux kernel, the following vulnerability has been resolved: dm log: fix out-of-bounds write due to regioncount overflow The local variable regioncount in createlogcontext is declared as unsigned int 32-bit, but dmsectordivup returns sectort 64-bit. When a device-mapper target has a...

CVE-2026-53059: Out-of-bounds Write

In the Linux kernel, the following vulnerability has been resolved: dm log: fix out-of-bounds write due to regioncount overflow The local variable regioncount in createlogcontext is declared as unsigned int 32-bit, but dmsectordivup returns sectort 64-bit. When a device-mapper target has a...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: dm-log: fixed a bitsetsize overflow on 32-bit machines The commit c20e36b7631d “dm log: fixed an out-of-bounds write due to regioncount overflow” ensured that regioncount could fit within an unsigned int. However, the bitmap...

Linux kernel Heap Buffer Overflow DoS

The vulnerability of the createlogcontext function in the drivers/md/dm-log.c file of the support for multiple device types RAID and LVM in the Linux kernel is related to insufficient data authentication checks. Exploiting this vulnerability could allow an attacker to cause service failures...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-989857)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989857 advisory. In the Linux kernel, the following vulnerability has been resolved: dm mirror log: round up region bitmap size to BITSPERLONG The code in dm-log rounds up bitsetsize...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in Linux kernel that stems from dm-log not rounding the size of the regional bitmap to BITSPERLONG, which could lead to out-of-bounds access...

CVE-2022-49710: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: dm mirror log: round up region bitmap size to BITSPERLONG The code in dm-log rounds up bitsetsize to 32 bits. It then uses findnextzerobitle on the allocated region. findnextzerobitle accesses the bitmap using unsigned long...

PT-2025-8643

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A bug in the Linux kernel's dm-log code has been identified, where the region bitmap size is rounded up to 32 bits, but the allocated region is accessed using unsigned long pointers by t...