CVE-2015-8818

low-risk

Published 2016-12-29

The 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.

Do I need to act?

0.09% chance of exploitation

EPSS score — low exploit probability

Not on CISA KEV list

No confirmed active exploitation reported to CISA

Patch status unknown

Check vendor advisories for fix availability and mitigation guidance

CVSS 5.5/10 Medium

LOCAL / LOW complexity

Affected Products (1)

Qemu

Affected Vendors

Qemu

References (18)

http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=b242e0e0e2969c044a318e56f7988bbd8...

Third Party Advisory http://rhn.redhat.com/errata/RHSA-2016-2670.html

Third Party Advisory http://rhn.redhat.com/errata/RHSA-2016-2671.html

Third Party Advisory http://rhn.redhat.com/errata/RHSA-2016-2704.html

Third Party Advisory http://rhn.redhat.com/errata/RHSA-2016-2705.html

Third Party Advisory http://rhn.redhat.com/errata/RHSA-2016-2706.html

Mailing List http://www.openwall.com/lists/oss-security/2016/03/01/1

Mailing List http://www.openwall.com/lists/oss-security/2016/03/01/10

Issue Tracking https://bugzilla.redhat.com/show_bug.cgi?id=1300771