CVE-2026-45991 | Linux Kernel up to 6.6.139/6.12.87/7.0.3 handle_partition_descriptor part_descs_loc[] out-of-bounds write

A vulnerability has been found in Linux Kernel up to 6.6.139/6.12.87/7.0.3 and classified as critical. This impacts the function handle_partition_descriptor. Performing a manipulation of the argument part_descs_loc[] results in out-of-bounds write.

This vulnerability was named CVE-2026-45991. The attack needs to be approached within the local network. There is no available exploit.

The affected component should be upgraded.VulDB Recent EntriesRead More