CVE-2026-64400

In the Linux kernel, the following vulnerability has been resolved: ksmbd: prevent path traversal bypass by restricting caseless retry ksmbdvfspathlookup enforces LOOKUPBENEATH to restrict path resolution within the share root. When a crafted path attempts to escape the share boundary using...

UBUNTU-CVE-2026-64400

In the Linux kernel, the following vulnerability has been resolved: ksmbd: prevent path traversal bypass by restricting caseless retry ksmbdvfspathlookup enforces LOOKUPBENEATH to restrict path resolution within the share root. When a crafted path attempts to escape the share boundary using...

PT-2026-64621

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A path traversal bypass exists in the ksmbd component. The ksmbd vfs path lookup function uses LOOKUP BENEATH to restrict path resolution to the share root. While vfs path parent lookup...