CVE-2026-80589 block: stop the timeout timer when releasing a never added disk

In the Linux kernel, the following vulnerability has been resolved: block: stop the timeout timer when releasing a never added disk diskrelease undoes blkmqinitallocatedqueue for a disk whose probe failed before adddisk, but it only calls blkmqexitqueue. Nothing there stops q-timeout, and that...

CVE-2026-80589 block: stop the timeout timer when releasing a never added disk

In the Linux kernel, the following vulnerability has been resolved: block: stop the timeout timer when releasing a never added disk diskrelease undoes blkmqinitallocatedqueue for a disk whose probe failed before adddisk, but it only calls blkmqexitqueue. Nothing there stops q-timeout, and that...

PT-2026-82205

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A slab-use-after-free issue exists in the block subsystem. The disk release function fails to stop the q-timeout timer when releasing a disk whose probe failed before add disk. This occu...

CVE-2026-53180

In the Linux kernel, the following vulnerability has been resolved: timers/migration: Fix livelock in tmigrhandleremoteup tmigrhandleremotecpu skips timerexpireremote when cpu == smpprocessorid, assuming the local softirq path already handled this CPU's timers. This assumption is wrong because...