CVE-2023-52843 llc: verify mac len before reading mac header

In the Linux kernel, the following vulnerability has been resolved: llc: verify mac len before reading mac header LLC reads the mac header with ethhdr without verifying that the skb has an Ethernet header. Syzbot was able to enter llcrcv on a tun device. Tun can insert packets without mac len and...

CVE-2023-52843 llc: verify mac len before reading mac header

In the Linux kernel, the following vulnerability has been resolved: llc: verify mac len before reading mac header LLC reads the mac header with ethhdr without verifying that the skb has an Ethernet header. Syzbot was able to enter llcrcv on a tun device. Tun can insert packets without mac len and...

CVE-2024-26635

In the Linux kernel, the following vulnerability has been resolved: llc: Drop support for ETHPTR8022. syzbot reported an uninit-value bug below. 0 llc supports ETHP8022 0x0004 and used to support ETHPTR8022 0x0011, and syzbot abused the latter to trigger the bug. write$tunr0,...

CVE-2024-26635 llc: Drop support for ETH_P_TR_802_2.

In the Linux kernel, the following vulnerability has been resolved: llc: Drop support for ETHPTR8022. syzbot reported an uninit-value bug below. 0 llc supports ETHP8022 0x0004 and used to support ETHPTR8022 0x0011, and syzbot abused the latter to trigger the bug. write$tunr0,...