CVE-2026-53361 - af_unix: Set gc_in_progress to true in unix_gc().

CVE-2026-53361 - af_unix: Set gc_in_progress to true in unix_gc().

https://cvefeed.io/rssfeed/latest.atom / Sat, 07/04/2026 - 19:03
CVE ID :CVE-2026-53361
Published : July 4, 2026, 12:17 p.m. | 4 hours, 27 minutes ago
Description :In the Linux kernel, the following vulnerability has been resolved: af_unix: Set gc_in_progress to true in unix_gc(). Igor Ushakov reported that unix_gc() could run with gc_in_progress being false if the work is scheduled while running: Thread 1 Thread 2 Thread 3 -------- -------- -------- unix_schedule_gc() unix_schedule_gc() `- if (!gc_in_progress) `- if (!gc_in_progress) |- gc_in_progress = true | `- queue_work() | unix_gc() <----------------/ | | |- gc_in_progress = true ... `- queue_work() | | `- gc_in_progress = false | | unix_gc() <---------------------------------------------' | ... /* gc_in_progress == false */ | `- gc_in_progress = false unix_peek_fpl() relies on gc_in_progress not to confuse GC by MSG_PEEK. Let's set gc_in_progress to true in unix_gc().
Severity: 0.0 | NA
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