vulnerability
Arch Linux: Out-of-bounds Write (CVE-2022-21499)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 5 | (AV:L/AC:L/Au:N/C:P/I:P/A:P) | Jun 9, 2022 | Jul 11, 2025 | Mar 25, 2026 |
Severity
5
CVSS
(AV:L/AC:L/Au:N/C:P/I:P/A:P)
Published
Jun 9, 2022
Added
Jul 11, 2025
Modified
Mar 25, 2026
Description
KGDB and KDB allow read and write access to kernel memory but were not restricted during lockdown
Solution
arch-linux-upgrade-latest
References
- CVE-2022-21499
- https://attackerkb.com/topics/CVE-2022-21499
- http://packetstormsecurity.com/files/168191/Kernel-Live-Patch-Security-Notice-LSN-0089-1.html
- https://euvd.enisa.europa.eu/vulnerability/EUVD-2022-26723
- https://git.kernel.org/linus/eadb2f47a3ced5c64b23b90fd2a3463f63726066
- https://www.debian.org/security/2022/dsa-5161
- CWE-787
- EUVD-EUVD-2022-26723
Rapid7 Labs
2026 Global Threat Landscape Report
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