References to Advisories, Solutions, and Tools

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Change History

In the Linux kernel, the following vulnerability has been resolved:

usb: typec: tcpm: Fix NULL pointer dereference in tcpm_pd_svdm()

It is possible that typec_register_partner() returns ERR_PTR on failure.
When port->partner is an error, a NULL pointer dereference may occur as
shown below.

[91222.095236][  T319] typec port0: failed to register partner (-17)
...
[91225.061491][  T319] Unable to handle kernel NULL pointer dereference
at virtual address 000000000000039f
[91225.274642][  T319] pc

kernel.org https://git.kernel.org/stable/c/4987daf86c152ff882d51572d154ad12e4ff3a4b [No types assigned]

kernel.org https://git.kernel.org/stable/c/9ee038590d808a95d16adf92818dcd4752273c08 [No types assigned]

kernel.org https://git.kernel.org/stable/c/b37a168c0137156042a0ca9626651b5a789e822b [No types assigned]

kernel.org https://git.kernel.org/stable/c/e5f53a68a596e04df3fde3099273435a30b6fdac [No types assigned]

kernel.org https://git.kernel.org/stable/c/e7a802447c491903aa7cb45967aa2a934a4e63fc [No types assigned]