net: ravb: avoid dereferencing an invalid PTP clock

These records connect through source-stated identifiers. Shared identifiers or dates alone do not establish shared exposure, root cause or applicability.

CVE-2026-80992 · Microsoft / collected KEV context

cve-program · CVE-2026-80992

• https://git.kernel.org/stable/c/29ffd972531f8e6e0edf4ea3496190acff9fc9c2
• https://git.kernel.org/stable/c/bf3308416a2be85dcc9965b614a745b40beeff14
• https://git.kernel.org/stable/c/fc710f89a644e030a7ca15343176ca862fd61b9d
• https://git.kernel.org/stable/c/8d4d06d6e2b501cb8e30ed3b1924c470358e8052
• https://git.kernel.org/stable/c/0aaa53936419cf0c19c670387fc6d431e042a1b6
• https://git.kernel.org/stable/c/1f77af0aaf277413ff32f6ff8c2c4282bd64c897

No related operational record is retained in the current change model.