CVE-2020-27194
An issue was discovered in the Linux kernel before 5.8.15. scalar32_min_max_or in kernel/bpf/verifier.c mishandles bounds tracking during use of 64-bit...
- Published
- Oct 16, 2020
- Updated
- Aug 4, 2024
- Assigning CNA
- mitre
- Evidence observed
- Aug 5, 2026
Primary CVSS
nvd · CVSS 3.1
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HLow · next 30 days
- Percentile
- 79.8%
- Model date
- Sep 21, 2026
EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.
Summary
An issue was discovered in the Linux kernel before 5.8.15. scalar32_min_max_or in kernel/bpf/verifier.c mishandles bounds tracking during use of 64-bit values, aka CID-5b9fbeb75b6a.
Sources
3- CVE-2020-27194Exploit
my exp for CVE-2020-27194, tested on linux kernel 5.8.14.
C-based proof-of-concept exploit for CVE-2020-27194, demonstrating a local privilege escalation vulnerability in the Linux kernel's eBPF verifier.
- kernel-exploit-factoryResearch
Linux kernel CVE exploit analysis report and relative debug environment. You don't need to compile Linux kernel and configure your environment anymore.
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