Name | CVE-2021-29154 |
Description | BPF JIT compilers in the Linux kernel through 5.11.12 have incorrect computation of branch displacements, allowing them to execute arbitrary code within the kernel context. This affects arch/x86/net/bpf_jit_comp.c and arch/x86/net/bpf_jit_comp32.c. |
Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
References | DLA-2689-1, DLA-2690-1 |
The table below lists information on source packages.
Source Package | Release | Version | Status |
---|---|---|---|
linux (PTS) | bullseye | 5.10.223-1 | fixed |
bullseye (security) | 5.10.234-1 | fixed | |
bookworm | 6.1.129-1 | fixed | |
bookworm (security) | 6.1.128-1 | fixed | |
trixie | 6.12.20-1 | fixed | |
sid | 6.12.21-1 | fixed |
The information below is based on the following data on fixed versions.
Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
---|---|---|---|---|---|---|
linux | source | stretch | 4.9.272-1 | DLA-2689-1 | ||
linux | source | buster | 4.19.194-1 | |||
linux | source | (unstable) | 5.10.28-1 | |||
linux-4.19 | source | stretch | 4.19.194-1~deb9u1 | DLA-2690-1 |
https://www.openwall.com/lists/oss-security/2021/04/08/1