CVE-2022-42331
- Source
- https://nvd.nist.gov/vuln/detail/CVE-2022-42331
- Import Source
- https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-42331.json
- JSON Data
- https://api.osv.dev/v1/vulns/CVE-2022-42331
- Downstream
- Related
- Published
- 2023-03-21T13:15:11Z
- Modified
- 2025-08-09T19:01:27Z
- Severity
-
- 5.5 (Medium) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N CVSS Calculator
- Summary
- [none]
- Details
-
x86: speculative vulnerability in 32bit SYSCALL path Due to an oversight in the very original Spectre/Meltdown security work (XSA-254), one entrypath performs its speculation-safety actions too late. In some configurations, there is an unprotected RET instruction which can be attacked with a variety of speculative attacks.
- References
-
- http://www.openwall.com/lists/oss-security/2023/03/21/3
- http://xenbits.xen.org/xsa/advisory-429.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5L6PM4RE7MUE6OWA32ZVOXCP235RM2TM/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/APBMS2Q6746AXAFAITNJMGBNFGNMVLWR/
- https://security.gentoo.org/glsa/202402-07
- https://www.debian.org/security/2023/dsa-5378
- https://xenbits.xenproject.org/xsa/advisory-429.txt