DescriptionIn Open vSwitch (OvS) 2.7.0, while parsing an OpenFlow role status message, there is a call to the abort() function for undefined role status reasons in the function `ofp_print_role_status_message` in `lib/ofp-print.c` that may be leveraged toward a remote DoS attack by a malicious switch.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
Debian Bugs863655

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
openvswitch (PTS)buster2.10.7+ds1-0+deb10u1fixed
buster (security)2.10.7+ds1-0+deb10u4fixed
bullseye (security), bullseye2.15.0+ds1-2+deb11u4fixed
sid, trixie3.2.0-2fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
openvswitchsourcewheezy(not affected)
openvswitchsourcejessie(not affected)


[jessie] - openvswitch <not-affected> (No controllers implemented, cf. #863655)
[wheezy] - openvswitch <not-affected> (No controllers implemented, cf. #863655)
Controllers shipped in Debian not vulnerable, see #863655

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