prealloc_elems_and_freelist in kernel/bpf/stackmap.c in the Linux kernel before 5.14.12 allows unprivileged users to trigger an eBPF multiplication in...

原文の説明

取得元が公開している説明をそのまま載せています (多くは英語)。

prealloc_elems_and_freelist in kernel/bpf/stackmap.c in the Linux kernel before 5.14.12 allows unprivileged users to trigger an eBPF multiplication integer overflow with a resultant out-of-bounds write.

出典: OSV.dev (Open Source Vulnerabilities) OSV

影響パッケージ

Debian:12 linux

[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.14.12-1"}]}]

Debian:13 linux

[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.14.12-1"}]}]

Debian:14 linux

[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.14.12-1"}]}]

参照URL

advisory security-tracker.debian.org