CVE-2015-8818

NameCVE-2015-8818
DescriptionThe cpu_physical_memory_write_rom_internal function in exec.c in QEMU (aka Quick Emulator) does not properly skip MMIO regions, which allows local privileged guest users to cause a denial of service (guest crash) via unspecified vectors.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
NVD severitylow (attack range: local)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
qemu (PTS)jessie1:2.1+dfsg-12+deb8u6vulnerable
jessie (security)1:2.1+dfsg-12+deb8u8vulnerable
stretch1:2.8+dfsg-6+deb9u4fixed
stretch (security)1:2.8+dfsg-6+deb9u5fixed
buster, sid1:3.1+dfsg-2fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
qemusource(unstable)1:2.4+dfsg-1alow
qemusourcesqueeze(not affected)
qemusourcewheezy(not affected)
qemu-kvmsource(unstable)(not affected)

Notes

[jessie] - qemu <ignored> (Minor issue; too dangerous backport)
[wheezy] - qemu <not-affected> (Affects Qemu versions >= 1.6.0 and <= 2.3.1)
[squeeze] - qemu <not-affected> (Affects Qemu versions >= 1.6.0 and <= 2.3.1)
- qemu-kvm <not-affected> (Affects Qemu versions >= 1.6.0 and <= 2.3.1)
http://www.openwall.com/lists/oss-security/2016/03/01/10
http://git.qemu.org/?p=qemu.git;a=commit;h=b242e0e0e2969c044a318e56f7988bbd84de1f63 (v2.4.0-rc0)
same patchset than CVE-2015-8817
https://lists.gnu.org/archive/html/qemu-stable/2016-01/msg00065.html

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