CVE-2024-35891 Information

Description

In the Linux kernel the following vulnerability has been resolved:

net: phy: micrel: Fix potential null pointer dereference

In lan8814_get_sig_rx() and lan8814_get_sig_tx() ptp_parse_header() may return NULL as ptp_header due to abnormal packet type or corrupted packet. Fix this bug by adding ptp_header check.

Found by Linux Verification Center (linuxtesting.org) with SVACE.

Reference

https://git.kernel.org/stable/c/10608161696c2768f53426642f78a42bcaaa53e8 https://git.kernel.org/stable/c/95c1016a2d92c4c28a9d1b6d09859c00b19c0ea4 https://git.kernel.org/stable/c/49767b0df276f12e3e7184601e09ee7430e252dc https://git.kernel.org/stable/c/96c155943a703f0655c0c4cab540f67055960e91