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CVE-2022-0500

Public on 2022-03-25
Modified on 2024-02-28
Description

A flaw was found in unrestricted eBPF usage by the BPF_BTF_LOAD, leading to a possible out-of-bounds memory write in the Linux kernel's BPF subsystem due to the way a user loads BTF. This flaw allows a local user to crash or escalate their privileges on the system.

Severity
Medium
See what this means
CVSS v3 Base Score
7.0
See breakdown

Affected Packages

Platform Package Release Date Advisory
Amazon Linux 2 - Kernel-5.10 Extra kernel 2022-04-05 20:16 ALAS2KERNEL-5.10-2022-012
Amazon Linux 2 - Kernel-5.15 Extra kernel 2023-06-29 23:20 ALAS2KERNEL-5.15-2023-023
Amazon Linux 2023 kernel 2023-02-17 20:46 ALAS2023-2023-070

CVSS Scores

Score Type Score Vector
Amazon Linux CVSSv3 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD CVSSv2 7.2 AV:L/AC:L/Au:N/C:C/I:C/A:C
NVD CVSSv3 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References

Red Hat: CVE-2022-0500 Mitre: CVE-2022-0500 FAQs regarding Amazon Linux ALAS/CVE Severity