In the Linux kernel, the following vulnerability has been resolved: atm: clip: prevent NULL deref in clip_push() Blamed commit missed that vcc_destroy_socket() calls clip_push() with a NULL skb. If clip_devs is NULL, clip_push() then crashes when reading skb->truesize.
https://git.kernel.org/stable/c/ede31ad949ae0d03cb4c5edd79991586ad7c8bb8
https://git.kernel.org/stable/c/b993ea46b3b601915ceaaf3c802adf11e7d6bac6
https://git.kernel.org/stable/c/a07005a77b18ae59b8471e7e4d991fa9f642b3c2
https://git.kernel.org/stable/c/9199e8cb75f13a1650adcb3c6cad42789c43884e
https://git.kernel.org/stable/c/88c88f91f4b3563956bb52e7a71a3640f7ece157
https://git.kernel.org/stable/c/3c709dce16999bf6a1d2ce377deb5dd6fdd8cb08