ppp: do not assume bh is held in ppp_channel_bridge_input()

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DEBIAN-CVE-2024-49946

In the Linux kernel, the following vulnerability has been resolved: ppp: do not assume bh is held in pppchannelbridgeinput Networking receive path is usually handled from BH handler. However, some protocols need to acquire the socket lock, and packets might be stored in the socket backlog is the...

PT-2024-33788

Name of the Vulnerable Software and Affected Versions: Linux kernel versions prior to 6.6.58 Description: A vulnerability has been resolved in the Linux kernel where the ppp channel bridge input function did not consider the case when the socket lock is acquired and packets are stored in the sock...