| Name | CVE-2022-1050 |
| Description | A flaw was found in the QEMU implementation of VMWare's paravirtual RDMA device. This flaw allows a crafted guest driver to execute HW commands when shared buffers are not yet allocated, potentially leading to a use-after-free condition. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more) |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| qemu (PTS) | stretch | 1:2.8+dfsg-6+deb9u9 | fixed |
| stretch (security) | 1:2.8+dfsg-6+deb9u17 | fixed |
| buster, buster (security) | 1:3.1+dfsg-8+deb10u8 | vulnerable |
| bullseye | 1:5.2+dfsg-11+deb11u1 | vulnerable |
| bullseye (security) | 1:5.2+dfsg-11+deb11u2 | vulnerable |
| bookworm, sid | 1:7.0+dfsg-7 | vulnerable |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| qemu | source | stretch | (not affected) | | | |
| qemu | source | (unstable) | (unfixed) | | | |
Notes
[bullseye] - qemu <no-dsa> (Minor issue)
[buster] - qemu <no-dsa> (Minor issue)
[stretch] - qemu <not-affected> (rdma devices introduced in v2.12)
https://lists.nongnu.org/archive/html/qemu-devel/2022-03/msg05197.html