A flaw in the Linux kernels NFC implementation allowed local unpriviledged users to cause a kernel panic to create a denial of service (NULL pointer dereference and BUG) by making a getsockname call after a certain type of failure of a bind call.
Reference and upstream patch:
Created kernel tracking bugs for this issue:
Affects: fedora-all [bug 1992811]
This was fixed for Fedora with the 5.12.10 stable kernel updates.
this is a duplicate of 1968057 .
(In reply to Gianluca Gabrielli from comment #7)
> this is a duplicate of 1968057 .
>  https://bugzilla.redhat.com/show_bug.cgi?id=1968057
indeed, it looks that way. thanks Gianluca for the heads up. I'm bringing it up internally so that we can initiate the process of marking one CVE as a duplicate of the other and then we're gonna deal with the flaw bugs.
*** Bug 1968057 has been marked as a duplicate of this bug. ***
In reply to comment #9:
> *** Bug 1968057 has been marked as a duplicate of this bug. ***