Siemens SIMATIC S7-1500 Use After Free (CVE-2024-53166)

block, bfq: bfqq uaf in bfqlimitdepth Set new allocated bfqq to bic or remove freed bfqq from bic are both protected by bfqd-lock, however bfqlimitdepth is deferencing bfqq from bic without the lock, this can lead to UAF if the iocontext is shared by multiple tasks. This plugin only works with...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: block, bfq: Fixed the issue in bfqlimitdepth. The process of setting the newly allocated bfqq to bic or removing freed bfqq from bic is protected by bfqd-lock. However, bfqlimitdepth dereferences bfqq from bic without using the...