| Name | CVE-2022-23816 |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub advisories/code/issues, web search, more) |
| References | DSA-5184-1, DSA-5207-1 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| linux (PTS) | buster | 4.19.249-2 | vulnerable |
| buster (security) | 4.19.260-1 | vulnerable |
| bullseye | 5.10.140-1 | fixed |
| bullseye (security) | 5.10.149-2 | fixed |
| bookworm | 6.0.10-1 | fixed |
| sid | 6.0.10-2 | fixed |
| xen (PTS) | buster, buster (security) | 4.11.4+107-gef32c7afa2-1 | vulnerable |
| bullseye | 4.14.5+24-g87d90d511c-1 | fixed |
| bullseye (security) | 4.14.5+86-g1c354767d5-1 | fixed |
| bookworm, sid | 4.16.2+90-g0d39a6d1ae-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| linux | source | bullseye | 5.10.136-1 | | DSA-5207-1 | |
| linux | source | (unstable) | 5.18.14-1 | | | |
| xen | source | buster | (unfixed) | end-of-life | | |
| xen | source | bullseye | 4.14.5+24-g87d90d511c-1 | | DSA-5184-1 | |
| xen | source | (unstable) | 4.16.2-1 | | | |
Notes
[buster] - linux <ignored> (New mitigations are too invasive to backport)
[buster] - xen <end-of-life> (DSA 4677-1)
This is the AMD assigned CVE for Retbleed (CVE-2022-29900), as AMD did not
agree on the coverage for CVE-2022-29900: As stated in the Xen advisory 407:
On AMD CPUs, Retbleed is one specific instance of a more general
microarchitectural behaviour called Branch Type Confusion. AMD have
assigned CVE-2022-23816 (Retbleed) and CVE-2022-23825 (Branch Type Confusion).
Unfortunately both CVE-2022-23816 and CVE-2022-29900 are widely used by now for
referring the same issue, cf. https://www.openwall.com/lists/oss-security/2022/07/13/1
https://xenbits.xen.org/xsa/advisory-407.html
https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1037