CVE-2022-29900
Published: July 12, 2022Last modified: October 18, 2023
Description
Mis-trained branch predictions for return instructions may allow arbitrary speculative code execution under certain microarchitecture-dependent conditions.
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 6.5 |
| Attack Vector | LOCAL |
| Attack complexity | LOW |
| Privileges required | LOW |
| User interaction | NONE |
| Scope | CHANGED |
| Confidentiality | HIGH |
| Integrity impact | NONE |
| Availability impact | NONE |
| Vector | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N |
Status
| Product | Release | Package | Status |
|---|---|---|---|
| Alpaquita Linux | 23 LTS | linux-lts | Not affected (6.1.50-r0) |
| Stream | linux-lts | Not affected (6.1.50-r0) |
References
- https://lists.debian.org/debian-lts-announce/2022/09/msg00011.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MYI3OMJ7RIZNL3C6GUWNANNPEUUID6FM/
- https://lists.fedoraproject.org/archives/list/[email protected]/message/MYI3OMJ7RIZNL3C6GUWNANNPEUUID6FM/
- https://security.gentoo.org/glsa/202402-07
- https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1037
- https://www.debian.org/security/2022/dsa-5207
- https://www.secpod.com/blog/retbleed-intel-and-amd-processor-information-disclosure-vulnerability/