Vulnerability · Published Oct 16, 2020 · Assigned by mitre
CVE-2020-27194
Medium 5.5
In plain English
A medium-severity security flaw in the linux package (Debian). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 2.0% (higher than 81% of all known vulnerabilities). Ready-made attack tooling exists: public proof-of-concept code. Fixed versions are available - upgrade the affected package.
Severity (CVSS NVD)5.5Medium
Exploit odds (30 days)2.0%top 19.0% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack tooling1Public PoC
Official description
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.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | linux | 5.9.1-1 | DEBIAN-CVE-2020-27194 |
| Debian:13 | linux | 5.9.1-1 | DEBIAN-CVE-2020-27194 |
| Debian:14 | linux | 5.9.1-1 | DEBIAN-CVE-2020-27194 |