| Name | CVE-2017-8086 |
| Description | Memory leak in the v9fs_list_xattr function in hw/9pfs/9p-xattr.c in QEMU (aka Quick Emulator) allows local guest OS privileged users to cause a denial of service (memory consumption) via vectors involving the orig_value variable. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub advisories/code/issues, web search, more) |
| References | DLA-1035-1, DLA-1497-1, DLA-965-1 |
| Debian Bugs | 861348 |
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|---|---|---|
| qemu (PTS) | buster | 1:3.1+dfsg-8+deb10u8 | fixed |
| buster (security) | 1:3.1+dfsg-8+deb10u10 | fixed | |
| bullseye (security), bullseye | 1:5.2+dfsg-11+deb11u2 | fixed | |
| bookworm | 1:7.2+dfsg-4 | fixed | |
| sid | 1:7.2+dfsg-5 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|---|---|---|---|---|---|
| qemu | source | wheezy | 1.1.2+dfsg-6+deb7u22 | DLA-1035-1 | ||
| qemu | source | jessie | 1:2.1+dfsg-12+deb8u7 | DLA-1497-1 | ||
| qemu | source | (unstable) | 1:2.8+dfsg-5 | 861348 | ||
| qemu-kvm | source | wheezy | 1.1.2+dfsg-6+deb7u22 | DLA-965-1 | ||
| qemu-kvm | source | (unstable) | (unfixed) |
Fixed by: http://git.qemu.org/?p=qemu.git;a=commit;h=4ffcdef4277a91af15a3c09f7d16af072c29f3f2 (v2.9.0-rc4)
Introduced possibly by the fix d10142c11bdcecebe97fd834a834167053b7a05c to
partially fix CVE-2016-9602.