| Name | CVE-2023-3966 |
| Description | A flaw was found in Open vSwitch where multiple versions are vulnerable to crafted Geneve packets, which may result in a denial of service and invalid memory accesses. Triggering this issue requires that hardware offloading via the netlink path is enabled. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DSA-5640-1 |
| Debian Bugs | 1063492 |
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|---|---|---|
| openvswitch (PTS) | buster | 2.10.7+ds1-0+deb10u1 | fixed |
| buster (security) | 2.10.7+ds1-0+deb10u5 | fixed | |
| bullseye | 2.15.0+ds1-2+deb11u4 | vulnerable | |
| bullseye (security) | 2.15.0+ds1-2+deb11u5 | fixed | |
| bookworm | 3.1.0-2 | vulnerable | |
| bookworm (security) | 3.1.0-2+deb12u1 | fixed | |
| trixie | 3.3.0~git20240118.e802fe7-3 | vulnerable | |
| sid | 3.3.0-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|---|---|---|---|---|---|
| openvswitch | source | buster | (not affected) | |||
| openvswitch | source | bullseye | 2.15.0+ds1-2+deb11u5 | DSA-5640-1 | ||
| openvswitch | source | bookworm | 3.1.0-2+deb12u1 | DSA-5640-1 | ||
| openvswitch | source | (unstable) | 3.3.0-1 | 1063492 |
[buster] - openvswitch <not-affected> (Vulnerable feature introduced later)
https://www.openwall.com/lists/oss-security/2024/02/08/3
Introduced by: https://github.com/openvswitch/ovs/commit/a468645c6d330943dbe0c8d466e05b9af2d7df0c (v2.11.0)
Fixed by: https://github.com/openvswitch/ovs/commit/2cfbcd5247ed0fd941c1ebb9f4adb952b67fe13a (v3.2.2)
Fixed by: https://github.com/openvswitch/ovs/commit/91e621bd5abab19954bec09c7d27c59acdf607b1 (v3.1.4)
Fixed by: https://github.com/openvswitch/ovs/commit/935cd1d574c6f432a451df8941374ffb36d767d9 (v3.0.6)
Fixed by: https://github.com/openvswitch/ovs/commit/b8657dada9641fbd2bd3a3f882e0862448d60910 (v2.17.9)
https://mail.openvswitch.org/pipermail/ovs-dev/2024-February/411702.html