DEBIAN-CVE-2021-20320

DEBIAN-CVE-2021-20320 PUBLISHED CVSS 5.5 MEDIUM

A flaw was found in s390 eBPF JIT in bpf_jit_insn in arch/s390/net/bpf_jit_comp.c in the Linux kernel. In this flaw, a local attacker with special user privilege can circumvent the verifier and may lead to a confidentiality problem.

Risk Scores

CVSS 3.1

5.5

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Affected Products

Vendor	Product	Versions
Debian:14	linux	0, 0, 0
Debian:12	linux	0, 0, 0
Debian:11	linux	*, 5.10.46-5, 5.10.70-1~bpo10+1
Debian:13	linux	0, 0, 0

Timeline

Feb 18, 2022 CVE Published
Apr 28, 2026 CVE Updated

References

https://security-tracker.debian.org/tracker/CVE-2021-20320 advisory

Open in Interactive Console →