Description
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.
Published: 2022-02-18
Score: 5.5 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
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Advisories
Source ID Title
EUVD EUVD EUVD-2021-7744 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.
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Fedoraproject Fedora
Linux Linux Kernel
Redhat Enterprise Linux
cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published:

Updated: 2024-08-03T17:37:23.807Z

Reserved: 2020-12-17T00:00:00.000Z

Link: CVE-2021-20320

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2022-02-18T18:15:08.877

Modified: 2024-11-21T05:46:22.307

Link: CVE-2021-20320

cve-icon Redhat

Severity : Low

Publid Date: 2021-09-06T09:30:00Z

Links: CVE-2021-20320 - Bugzilla

cve-icon OpenCVE Enrichment

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Weaknesses