| Name | CVE-2021-3839 |
| Description | A flaw was found in the vhost library in DPDK. Function vhost_user_set_inflight_fd() does not validate `msg->payload.inflight.num_queues`, possibly causing out-of-bounds memory read/write. Any software using DPDK vhost library may crash as a result of this vulnerability. |
| 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-5130-1 |
| Debian Bugs | 1010641 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| dpdk (PTS) | bullseye | 20.11.10-1~deb11u1 | fixed |
| bullseye (security) | 20.11.6-1~deb11u1 | fixed |
| bookworm | 22.11.6-1~deb12u1 | fixed |
| trixie, sid | 23.11.2-3 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| dpdk | source | stretch | (not affected) | | | |
| dpdk | source | buster | (not affected) | | | |
| dpdk | source | bullseye | 20.11.5-1~deb11u1 | | DSA-5130-1 | |
| dpdk | source | (unstable) | 20.11.5-1 | | | 1010641 |
Notes
[buster] - dpdk <not-affected> (Vulnerable code introduced later)
[stretch] - dpdk <not-affected> (Vulnerable code introduced later)
https://bugs.dpdk.org/show_bug.cgi?id=657
Introduced by: https://github.com/DPDK/dpdk/commit/ad0a4ae491fe3b10338441dfdf11a9b3a1c05798 (v19.11-rc1)
Fixed by: https://github.com/DPDK/dpdk/commit/6442c329b9d2ded0f44b27d2016aaba8ba5844c5 (v22.03-rc4)