UBUNTU-CVE-2026-80553

In the Linux kernel, the following vulnerability has been resolved: s390/vfioccw: Cancel existing workqueues The initialization of the iowork and crwwork workqueues begs the question of whether they should be un-initialized. Add the corresponding cleanup tags in releasedev to ensure work isn't...

CVE-2026-80553: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: s390/vfioccw: Cancel existing workqueues The initialization of the iowork and crwwork workqueues begs the question of whether they should be un-initialized. Add the corresponding cleanup tags in releasedev to ensure work isn't...

CVE-2022-48789

In the Linux kernel, the following vulnerability has been resolved: nvme-tcp: fix possible use-after-free in transport errorrecovery work While nvmetcpsubmitasynceventwork is checking the ctrl and queue state before preparing the AER command and scheduling iowork, in order to fully prevent a race...

CVE-2022-48686

In the Linux kernel, the following vulnerability has been resolved: nvme-tcp: fix UAF when detecting digest errors We should also bail from the iowork loop when we set rdenabled to true, so we don't attempt to read data from the socket when the TCP stream is already out-of-sync or corrupted...

CVE-2022-48686

Summary (CVE-2022-48686) Affected software: Linux kernel (nvme-tcp) as described in initial document; Astra Linux advisories corroborate the Linux kernel fix. Root cause: Use-after-free (UAF) in nvme-tcp when detecting digest errors; also a control flow issue requiring exiting the io_work loop af...

CVE-2022-48686: Use After Free

In the Linux kernel, the following vulnerability has been resolved: nvme-tcp: fix UAF when detecting digest errors We should also bail from the iowork loop when we set rdenabled to true, so we don't attempt to read data from the socket when the TCP stream is already out-of-sync or corrupted...