CVE-2026-43118 | Linux Kernel up to 6.18.23/6.19.13 btrfs /mnt/dir overwrite_item privilege escalation

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A vulnerability marked as problematic has been reported in Linux Kernel up to 6.18.23/6.19.13. This vulnerability affects the function overwrite_item of the file /mnt/dir of the component btrfs. This manipulation causes privilege escalation.

The identification of this vulnerability is CVE-2026-43118. The attack needs to be done within the local network. There is no exploit available.

It is suggested to upgrade the affected component.VulDB Recent EntriesRead More