| Name | CVE-2024-7409 |
| Description | A flaw was found in the QEMU NBD Server. This vulnerability allows a denial of service (DoS) attack via improper synchronization during socket closure when a client keeps a socket open as the server is taken offline. |
| 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 |
|---|
| qemu (PTS) | jessie, jessie (lts) | 1:2.1+dfsg-12+deb8u23 | vulnerable |
| stretch (security) | 1:2.8+dfsg-6+deb9u17 | vulnerable |
| stretch (lts), stretch | 1:2.8+dfsg-6+deb9u19 | vulnerable |
| buster (security), buster, buster (lts) | 1:3.1+dfsg-8+deb10u12 | vulnerable |
| bullseye | 1:5.2+dfsg-11+deb11u3 | vulnerable |
| bullseye (security) | 1:5.2+dfsg-11+deb11u2 | vulnerable |
| bookworm | 1:7.2+dfsg-7+deb12u7 | vulnerable |
| sid, trixie | 1:9.2.0+ds-2 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| qemu | source | jessie | (unfixed) | end-of-life | | |
| qemu | source | (unstable) | 1:9.0.2+ds-3 | | | |
Notes
[bookworm] - qemu <no-dsa> (Minor issue)
[bullseye] - qemu <no-dsa> (Minor issue)
https://bugzilla.redhat.com/show_bug.cgi?id=2302487
Fixed by: https://gitlab.com/qemu-project/qemu/-/commit/c8a76dbd90c2f48df89b75bef74917f90a59b623 (v9.1.0-rc2)
Fixed by: https://gitlab.com/qemu-project/qemu/-/commit/b9b72cb3ce15b693148bd09cef7e50110566d8a0 (v9.1.0-rc2)
Fixed by: https://gitlab.com/qemu-project/qemu/-/commit/3e7ef738c8462c45043a1d39f702a0990406a3b3 (v9.1.0-rc2)
Followup to fix (in 1:9.0.2+ds-5): https://lists.nongnu.org/archive/html/qemu-stable/2024-08/msg00101.html