CVE-2021-46952

Summary (CVE-2021-46952): In the Linux kernel, NFS with UDP transport was vulnerable to a shift-out-of-bounds due to a garbage UDP retrans timeout being passed to xprt_calc_majortimeo. If retrans is >= 64, the mount fails with an error, preventing exploitation. The fix is a patch to validate U...

CVE-2021-46919

CVE-2021-46919 is a Linux kernel vulnerability in dmaengine/idxd where WQ size could be changed while the device was enabled. The fix changes the state check to ensure the WQ size is only modifiable when the device is disabled, addressing a race between device state and WQ configuration. Connecte...

CVE-2021-46920

CVE-2021-46920 concerns the Linux kernel DMAengine idxd; the bug is a clobber of the SWERR overflow bit during writeback where the code overwrites SWERR/OVERFLOW instead of restoring the bits read. Affected: Linux kernel with idxd component; root cause: writeback path writes read values back, pre...

CVE-2022-48656

CVE-2022-48656 relates to a refcount leak in Linux kernel dmaengine: ti: k3-udma-private (of_xudma_dev_get). The issue stems from a missing of_node_put() in the error/fail path, causing a reference leak. The fix moves of_node_put() before the check to ensure proper reference handling. Impact is m...