| Name | CVE-2015-8552 |
| Description | The PCI backend driver in Xen, when running on an x86 system and using Linux 3.1.x through 4.3.x as the driver domain, allows local guest administrators to generate a continuous stream of WARN messages and cause a denial of service (disk consumption) by leveraging a system with access to a passed-through MSI or MSI-X capable physical PCI device and XEN_PCI_OP_enable_msi operations, aka "Linux pciback missing sanity checks." |
| 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-3434-1 |
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|---|---|---|
| linux (PTS) | jessie, jessie (lts) | 3.16.84-1 | fixed |
| stretch (security) | 4.9.320-2 | fixed | |
| stretch (lts), stretch | 4.9.320-3 | fixed | |
| buster (security), buster, buster (lts) | 4.19.316-1 | fixed | |
| bullseye | 5.10.223-1 | fixed | |
| bullseye (security) | 5.10.226-1 | fixed | |
| bookworm | 6.1.115-1 | fixed | |
| bookworm (security) | 6.1.112-1 | fixed | |
| trixie | 6.11.7-1 | fixed | |
| sid | 6.11.9-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|---|---|---|---|---|---|
| linux | source | experimental | 4.4~rc6-1~exp1 | |||
| linux | source | wheezy | 3.2.73-2+deb7u2 | DSA-3434-1 | ||
| linux | source | jessie | 3.16.7-ckt20-1+deb8u2 | DSA-3434-1 | ||
| linux | source | (unstable) | 4.3.3-3 | |||
| linux-2.6 | source | (unstable) | (unfixed) |
[squeeze] - linux-2.6 <no-dsa> (Xen not supported in Squeeze LTS)
http://xenbits.xen.org/xsa/advisory-157.html
https://git.kernel.org/linus/56441f3c8e5bd45aab10dd9f8c505dd4bec03b0d
https://git.kernel.org/linus/5e0ce1455c09dd61d029b8ad45d82e1ac0b6c4c9
https://git.kernel.org/linus/a396f3a210c3a61e94d6b87ec05a75d0be2a60d0
https://git.kernel.org/linus/7cfb905b9638982862f0331b36ccaaca5d383b49
https://git.kernel.org/linus/408fb0e5aa7fda0059db282ff58c3b2a4278baa0