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Status published
Medium
CVE-2022-23824
IBPB may not prevent return branch predictions from being specified...
Vulnerability Description
IBPB may not prevent return branch predictions from being specified by pre-IBPB branch targets leading to a potential information disclosure.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
- https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1040
- http://www.openwall.com/lists/oss-security/2022/11/10/2
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YTMITQBGC23MSDHUCAPCVGLMVXIBXQTQ/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NTQMPJC5N6XJYQ232OZFLK47HVZNRBY3/
- https://www.debian.org/security/2023/dsa-5378
- https://security.gentoo.org/glsa/202402-07
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Affected Vendor
Affected Software
AMD Processors
Vulnerable Versions:
Processor various
Timeline
Official Publish:
November 9th, 2022
Last Modified:
February 13th, 2025
Added to House:
July 21st, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.