CVE-2015-8818

Description

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.

5.5

CVSS

Severity: Medium

CVSS 3.1 •

CVSS 2.0 •

EPSS 0.09%

Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com

Affected: n/a n/a

References

Link	Tags
http://rhn.redhat.com/errata/RHSA-2016-2671.html	third party advisory vendor advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1300771	issue tracking
http://rhn.redhat.com/errata/RHSA-2016-2706.html	third party advisory vendor advisory
http://www.openwall.com/lists/oss-security/2016/03/01/1	third party advisory mailing list
http://www.openwall.com/lists/oss-security/2016/03/01/10	third party advisory mailing list
http://rhn.redhat.com/errata/RHSA-2016-2705.html	third party advisory vendor advisory
http://rhn.redhat.com/errata/RHSA-2016-2670.html	third party advisory vendor advisory
http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=b242e0e0e2969c044a318e56f7988bbd84de1f63
http://rhn.redhat.com/errata/RHSA-2016-2704.html	third party advisory vendor advisory

Frequently Asked Questions

What is the severity of CVE-2015-8818?: CVE-2015-8818 has been scored as a medium severity vulnerability.
How to fix CVE-2015-8818?: To fix CVE-2015-8818, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2015-8818 being actively exploited in the wild?: As for now, there are no information to confirm that CVE-2015-8818 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.

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