CVE-2021-3748

NameCVE-2021-3748
Descriptionvirtio-net: heap use-after-free in virtio_net_receive_rcu
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)
ReferencesDSA-4980-1
Debian Bugs993401

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
qemu (PTS)stretch1:2.8+dfsg-6+deb9u9vulnerable
stretch (security)1:2.8+dfsg-6+deb9u16vulnerable
buster, buster (security)1:3.1+dfsg-8+deb10u8vulnerable
bullseye1:5.2+dfsg-11vulnerable
bullseye (security)1:5.2+dfsg-11+deb11u1fixed
bookworm, sid1:6.1+dfsg-6fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
qemusourcebullseye1:5.2+dfsg-11+deb11u1DSA-4980-1
qemusource(unstable)1:6.1+dfsg-6993401

Notes

[stretch] - qemu <postponed> (Fix along with a future DLA)
https://bugzilla.redhat.com/show_bug.cgi?id=1998514

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