CVE-2022-1050

NameCVE-2022-1050
DescriptionA 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.
SourceCVE (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 PackageReleaseVersionStatus
qemu (PTS)stretch1:2.8+dfsg-6+deb9u9fixed
stretch (security)1:2.8+dfsg-6+deb9u17fixed
buster, buster (security)1:3.1+dfsg-8+deb10u8vulnerable
bullseye1:5.2+dfsg-11+deb11u1vulnerable
bullseye (security)1:5.2+dfsg-11+deb11u2vulnerable
bookworm, sid1:7.0+dfsg-7vulnerable

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
qemusourcestretch(not affected)
qemusource(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

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