VULNERABILITY INTELLIGENCE
CVE-2021-3600
CVSS score7.8 HIGH
EPSS probability0.28%
CISA KEVNot currently listed
Published2024-01-08
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
Description
It was discovered that the eBPF implementation in the Linux kernel did not properly track bounds information for 32 bit registers when performing div and mod operations. A local attacker could use this to possibly execute arbitrary code.
Weakness classification
- CWE-125: Out-of-bounds Read
- CWE-787: Out-of-bounds Write
Primary references
- security@ubuntu.com — Product
- security@ubuntu.com — Mailing List, Patch, Vendor Advisory
- security@ubuntu.com — Third Party Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Product
- af854a3a-2127-422b-91ae-364da2661108 — Mailing List, Patch, Vendor Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory