| Name | CVE-2026-86561 |
| Description | A flaw was found in DPDK lib/vhost. Memory size is not adequately validated before mmap during vhost memory-region setup, which can lead to a host crash or memory corruption. |
| Source | CVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|---|---|---|
| dpdk (PTS) | bookworm | 22.11.11-0+deb12u1 | vulnerable |
| bookworm (security) | 22.11.7-1~deb12u1 | vulnerable | |
| trixie | 24.11.4-0+deb13u1 | vulnerable | |
| forky | 25.11.3-1 | vulnerable | |
| sid | 25.11.4-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|---|---|---|---|---|---|
| dpdk | source | (unstable) | 25.11.4-1 |
https://bugs.dpdk.org/show_bug.cgi?id=2002
https://www.openwall.com/lists/oss-security/2026/10/14/7