UBUNTU-CVE-2026-72107

In the Linux kernel, the following vulnerability has been resolved: dm era: fix out-of-bounds memory access for non-zero start sector dm-era tracks writes in target-relative blocks, but eramap calculates the writeset block before applying the target offset. Tables with a non-zero start sector can...

CVE-2026-72107

Summary (CVE-2026-72107) In the Linux kernel, the vulnerability is in the dm-era code path where writes are tracked in target-relative blocks. The root cause is that era_map() calculates the writeset block before applying the target offset, allowing a non-zero start sector to pass an absolute map...