The vulnerability involves the unix_gc() function in the Linux kernel where the gc_in_progress flag may be incorrectly set to false during concurrent garbage collection scheduling. This occurs when multiple threads schedule garbage collection work simultaneously, leading to a state where unix_peek_fpl() could be misled by the gc_in_progress flag being false during MSG_PEEK operations. The fix involves setting gc_in_progress to true inside unix_gc() to prevent this race condition.

If exploited, this race condition could cause the garbage collector to behave incorrectly during MSG_PEEK operations, potentially leading to inconsistent or unexpected behavior in the kernel's Unix socket garbage collection. No known exploits are reported in the wild. The exact impact on system stability or security is not detailed in the available information.

Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. No official patch or fix details are provided in the available data. Users should monitor official Linux kernel advisories for updates addressing this issue.