| Name | CVE-2021-3905 |
| Description | A memory leak was found in Open vSwitch (OVS) during userspace IP fragmentation processing. An attacker could use this flaw to potentially exhaust available memory by keeping sending packet fragments. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| openvswitch (PTS) | bullseye (security), bullseye | 2.15.0+ds1-2+deb11u5 | fixed |
| bookworm, bookworm (security) | 3.1.0-2+deb12u1 | fixed |
| sid, trixie | 3.4.0-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| openvswitch | source | (unstable) | (not affected) | | | |
Notes
- openvswitch <not-affected> (Vulnerable code introduced later)
https://github.com/openvswitch/ovs-issues/issues/226
Introduced by: https://github.com/openvswitch/ovs/commit/640d4db788eda96bb904abcfc7de2327107bafe1 (v2.16.0)
Fixed by: https://github.com/openvswitch/ovs/commit/803ed12e31b0377c37d7aa8c94b3b92f2081e349