Name of the Vulnerable Software and Affected Versions Linux Kernel versions 5.15.86 through 5.15.92

Description The issue is related to a use-after-free (UAF) bug in the bic set bfqq() function, specifically affecting the bfqq in the block, bfq. This problem was introduced in version v5.15.86 and is fixed in version v5.15.93. The actual impact and potential for attack have not been fully determined.

Recommendations For Linux Kernel versions 5.15.86 through 5.15.92, update to version v5.15.93 or later to resolve the issue. As a temporary workaround, consider restricting access to the bic set bfqq() function until a patch is applied.