CVE-2021-4204
HIGH 7.1EPSS 1.2%
An out-of-bounds (OOB) memory access flaw was found in the Linux kernel's eBPF due to an Improper Input Validation. This flaw allows a local attacker with a special privilege to crash the system or leak internal information.
- Affected
- kernel
- CVSS v3.1 NVD
- 7.1 HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H - EPSS
- 1.23% chance of exploitation in the next 30 days, 69th percentile
- Published
- 2022-08-24
- Updated
- 2024-08-03
Proof-of-concept exploits (1)
- tr3ee/CVE-2021-420462★ · 2022-03-19
Security advisories
- https://access.redhat.com/security/cve/CVE-2021-4204
- https://bugzilla.redhat.com/show_bug.cgi?id=2039178
- https://security-tracker.debian.org/tracker/CVE-2021-4204
- https://security.netapp.com/advisory/ntap-20221228-0003
- https://www.openwall.com/lists/oss-security/2022/01/11/4