CVE-2025-68300: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: fs/namespace: fix reference leak in grabrequestedmntns lookupmntns already takes a reference on mntns. grabrequestedmntns doesn't need to take an extra reference...

UBUNTU-CVE-2025-38306

In the Linux kernel, the following vulnerability has been resolved: fs/fhandle.c: fix a race in call of haslockedchildren maydecodefh is calling haslockedchildren while holding no locks. That's an oopsable race... The rest of the callers are safe since they are holding namespacesem and are...