Threats Tagged 'ubuntu-cve-2026-53160'
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Threats Tagged 'ubuntu-cve-2026-53160'
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Linux hwe edge: In the Linux kernel, the following vulnerability has been resolved: misc: fastrpc: fix use-after-free race in fastrpc_map_create fastrpc_map_lookup…CVE-2026-53160 0 In the Linux kernel, the following vulnerability has been resolved: misc: fastrpc: fix use-after-free race in fastrpc_map_create fastrpc_map_lookup returns a raw pointer after releasing fl->lock. The caller fastrpc_map_create then calls fastrpc_map_get (kref_get_unless_zero) on this unprotected pointer. A concurrent MEM_UNMAP can free the map between the lock release and the kref operation, resulting in a use-after-free on the freed slab object. Restore the take_ref parameter to fastrpc_map_lookup so the reference is acquired atomically under fl->lock before the pointer is exposed to the caller. Join the discussion | GCVE Database | 06/25/2026, 09:16:00 UTC Added: 07/17/2026, 10:16:43 UTC |
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