CVE-2024-42250 cachefiles: add missing lock protection when polling

In the Linux kernel, the following vulnerability has been resolved: cachefiles: add missing lock protection when polling Add missing lock protection in poll routine when iterating xarray, otherwise: Even with RCU read lock held, only the slot of the radix tree is ensured to be pinned there, while...

CVE-2024-42250

CVE-2024-42250 pertains to the Linux kernel, specifically the cachefiles subsystem. The root cause is a missing lock protection in the poll routine when iterating the xarray, which can lead to unsafe dereferencing of cachefiles_req objects stored in radix-tree slots even under an RCU read lock. T...

Important: Red Hat Security Advisory: kernel security and bug fix update

Updated kernel packages that fix one security issue and three bugs are now available for Red Hat Enterprise Linux 6.4 Extended Update Support. Red Hat Product Security has rated this update as having Important security impact. A Common Vulnerability Scoring System CVSS base score, which gives a...