Race condition in Linux kernel - CVE-2026-97410

Vulnerability details

The vulnerability allows a local user to corrupt a kernel list.

The vulnerability exists due to improper synchronization in drop_netconsole_target() when removing a configfs target concurrently with cleanup processing after the underlying interface is unregistered. A local user can remove a configfs target while cleanup processing iterates the target cleanup list to corrupt a kernel list.

Affected software

How to mitigate CVE-2026-97410

External References

• https://git.kernel.org/stable/c/84592ee22f7d1583ce33aa733411ff36c7a1c44c
• https://git.kernel.org/stable/c/91aeb87f052367a5a2743cc93777dfb4386f2f14
• https://git.kernel.org/stable/c/fe8e6c0a2f28bdab14cdf7eff4dd9755d3793007

Related Security Bulletins

• Race condition in Linux kernel net driver