Mis-trained branch predictions for return instructions may allow arbitrary speculative code execution under certain microarchitecture-dependent conditions.
https://www.debian.org/security/2022/dsa-5207
https://security.gentoo.org/glsa/202402-07
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MYI3OMJ7RIZNL3C6GUWNANNPEUUID6FM/
https://www.secpod.com/blog/retbleed-intel-and-amd-processor-information-disclosure-vulnerability/
https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1037
https://lists.debian.org/debian-lts-announce/2022/09/msg00011.html
Source: Mitre, NVD
Published: 2022-07-12
Updated: 2024-02-04
Base Score: 2.1
Vector: CVSS2#AV:L/AC:L/Au:N/C:P/I:N/A:N
Severity: Low
Base Score: 6.5
Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
Severity: Medium
EPSS: 0.01825