CVE-2022-23824

medium

Description

IBPB may not prevent return branch predictions from being specified by pre-IBPB branch targets leading to a potential information disclosure.

References

https://www.debian.org/security/2023/dsa-5378

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/

http://www.openwall.com/lists/oss-security/2022/11/10/2

https://thehackernews.com/2024/10/new-research-reveals-spectre.html

https://www.bleepingcomputer.com/news/security/intel-amd-cpus-on-linux-impacted-by-newly-disclosed-spectre-bypass/

https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1040

https://security.gentoo.org/glsa/202402-07

Details

Source: Mitre, NVD

Published: 2022-11-09

Updated: 2024-02-04

Named Vulnerability: SpectreNamed Vulnerability: PB-Inception

Risk Information

CVSS v2

Base Score: 4.6

Vector: CVSS2#AV:L/AC:L/Au:S/C:C/I:N/A:N

Severity: Medium

CVSS v3

Base Score: 5.5

Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Severity: Medium

EPSS

EPSS: 0.00025