Vulnerability CVE-2022-2905
Published: 2022-09-09

Description:
An out-of-bounds memory read flaw was found in the Linux kernel's BPF subsystem in how a user calls the bpf_tail_call function with a key larger than the max_entries of the map. This flaw allows a local user to gain unauthorized access to data.

 References:
https://bugzilla.redhat.com/show_bug.cgi?id=2121800
https://lore.kernel.org/bpf/984b37f9fdf7ac36831d2137415a4a915744c1b6.1661462653.git.daniel@iogearbox.net/
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