Threats Tagged 'cve-2026-46098'
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Threats Tagged 'cve-2026-46098'
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A use-after-free vulnerability exists in the Linux kernel's CAIF network subsystem due to improper clearing of client service pointers during teardown. Specifically, caif_free_client() releases a service object but leaves a stale pointer, which is later dereferenced, causing potential kernel instability. This issue has been resolved by clearing client/service links before releasing the service object to prevent repeated teardown problems. Join the discussion | GCVE Database | 05/27/2026, 15:33:24 UTC Added: 05/28/2026, 20:54:23 UTC |
In the Linux kernel, the following vulnerability has been resolved: net: caif: clear client service pointer on teardown `caif_connect()` can tear down an existing client after remote shutdown by calling `caif_disconnect_client()` followed by `caif_free_client()`. `caif_free_client()` releases the service layer referenced by `adap_layer->dn`, but leaves that pointer stale. When the socket is later destroyed, `caif_sock_destructor()` calls `caif_free_client()` again and dereferences the freed service pointer. Clear the client/service links before releasing the service object so repeated teardown becomes harmless. Join the discussion | GCVE Database | 05/27/2026, 14:17:00 UTC Added: 07/17/2026, 10:21:02 UTC |
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