| Name | CVE-2014-3471 |
| Description | Use-after-free vulnerability in hw/pci/pcie.c in QEMU (aka Quick Emulator) allows local guest OS users to cause a denial of service (QEMU instance crash) via hotplug and hotunplug operations of Virtio block devices. |
| 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 | fixed |
| stretch (security) | 1:2.8+dfsg-6+deb9u17 | fixed |
| stretch (lts), stretch | 1:2.8+dfsg-6+deb9u19 | fixed |
| buster | 1:3.1+dfsg-8+deb10u8 | fixed |
| buster (security) | 1:3.1+dfsg-8+deb10u12 | fixed |
| bullseye | 1:5.2+dfsg-11+deb11u3 | fixed |
| bullseye (security) | 1:5.2+dfsg-11+deb11u2 | fixed |
| bookworm | 1:7.2+dfsg-7+deb12u5 | fixed |
| trixie | 1:8.2.1+ds-2 | fixed |
| sid | 1:8.2.2+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 | squeeze | (not affected) | | | |
| qemu | source | wheezy | (not affected) | | | |
| qemu | source | (unstable) | 2.1+dfsg-1 | | | |
| qemu-kvm | source | squeeze | (not affected) | | | |
| qemu-kvm | source | wheezy | (not affected) | | | |
| qemu-kvm | source | (unstable) | (unfixed) | | | |
Notes
[wheezy] - qemu <not-affected> (Vulnerable code not present)
[wheezy] - qemu-kvm <not-affected> (Vulnerable code not present)
[squeeze] - qemu <not-affected> (Vulnerable code not present)
[squeeze] - qemu-kvm <not-affected> (Vulnerable code not present)
https://lists.gnu.org/archive/html/qemu-devel/2014-06/msg05283.html
Upstream fix: http://git.qemu.org/?p=qemu.git;a=commit;h=554f802da3f8b09b16b9a84ad5847b2eb0e9ad2b (v2.1.0-rc0)
PCIe support introduced in v1.3: http://wiki.qemu.org/ChangeLog/1.3