CVE-2022-48911 | BDVDB-2026-246421 Detail
LinuxLinux
Description#
In the Linux kernel, the following vulnerability has been resolved: netfilter: nf_queue: fix possible use-after-free Eric Dumazet says: The sock_hold() side seems suspect, because there is no guarantee that sk_refcnt is not already 0. On failure, we cannot queue the packet and need to indicate an error. The packet will be dropped by the caller. v2: split skb prefetch hunk into separate change
Impact#
Per CVSS v3.1: confidentiality impact high, integrity impact high, availability impact high. Attack vector: local.
Weaknesses#
No weakness recorded in the source data.
References#
- https://git.kernel.org/stable/c/21b27b2baa27423286e9b8d3f0b194d587083d95
- https://git.kernel.org/stable/c/ef97921ccdc243170fcef857ba2a17cf697aece5
- https://git.kernel.org/stable/c/34dc4a6a7f261736ef7183868a5bddad31c7f9e3
- https://git.kernel.org/stable/c/43c25da41e3091b31a906651a43e80a2719aa1ff
- https://git.kernel.org/stable/c/4d05239203fa38ea8a6f31e228460da4cb17a71a
- https://git.kernel.org/stable/c/dd648bd1b33a828f62befa696b206c688da0ec43
- https://git.kernel.org/stable/c/dcc3cb920bf7ba66ac5e9272293a9ba5f80917ee
- https://git.kernel.org/stable/c/c3873070247d9e3c7a6b0cf9bf9b45e8018427b1
Exploit#
No public exploit known
History#
- Version 1Record published in the CVE List.
- Version 2Most recent update recorded in the CVE List.