Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: mm/compaction: Fixed the UBSAN shift-out-of-bounds warning. Syzkaller reported a UBSAN shift-out-of-bounds warning related to 1UL order in isolatefreepagesblock. The bogus compoundorder value can be any value, as it is a union wi...

SUSE CVE-2025-21815

In the Linux kernel, the following vulnerability has been resolved: mm/compaction: fix UBSAN shift-out-of-bounds warning syzkaller reported a UBSAN shift-out-of-bounds warning of 1UL order in isolatefreepagesblock. The bogus compoundorder can be any value because it is union with flags. Add back...

Linux Kernel Security Vulnerabilities

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 an out-of-bounds shift in the isolatefreepagesblock function, resulting in a UBSAN warning...

PT-2025-9006

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A warning has been resolved in the Linux kernel related to a UBSAN shift-out-of-bounds issue. The problem occurred in the isolate freepages block function due to a bogus compound order...