CVE-2023-2700

NameCVE-2023-2700
DescriptionA vulnerability was found in libvirt. This security flaw ouccers due to repeatedly querying an SR-IOV PCI device's capabilities that exposes a memory leak caused by a failure to free the virPCIVirtualFunction array within the parent struct's g_autoptr cleanup.
SourceCVE (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)
Debian Bugs1036297

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
libvirt (PTS)buster5.0.0-4+deb10u1vulnerable
bullseye7.0.0-3+deb11u2vulnerable
bookworm9.0.0-3vulnerable
sid9.0.0-4fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
libvirtsourceexperimental9.3.0-1
libvirtsource(unstable)9.0.0-41036297

Notes

[bullseye] - libvirt <no-dsa> (Minor issue)
[buster] - libvirt <no-dsa> (Minor issue)
https://bugzilla.redhat.com/show_bug.cgi?id=2203653
Fixed by: https://gitlab.com/libvirt/libvirt/-/commit/6425a311b8ad19d6f9c0b315bf1d722551ea3585 (v9.3.0)

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