Vulnerability in Qemu
CVE-2015-8818
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.004 (32.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 32nd percentile — 32.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000
Affected products
References
- rhn.redhat.com/errata/RHSA-2016-2671.html (vendor-advisory, Third Party Advisory)
- bugzilla.redhat.com/show_bug.cgi (Issue Tracking)
- rhn.redhat.com/errata/RHSA-2016-2706.html (vendor-advisory, Third Party Advisory)
- www.openwall.com/lists/oss-security/2016/03/01/1 (mailing-list, Mailing List, Third Party Advisory)
- www.openwall.com/lists/oss-security/2016/03/01/10 (mailing-list, Mailing List, Third Party Advisory)
- rhn.redhat.com/errata/RHSA-2016-2705.html (vendor-advisory, Third Party Advisory)
- rhn.redhat.com/errata/RHSA-2016-2670.html (vendor-advisory, Third Party Advisory)
- git.qemu.org/
- rhn.redhat.com/errata/RHSA-2016-2704.html (vendor-advisory, Third Party Advisory)
Frequently asked questions
- What is CVE-2015-8818?
- CVE-2015-8818 is a medium-severity vulnerability in Qemu. CVSS score: 5.5/10. Published 2016-12-29.
- How severe is CVE-2015-8818?
- Medium severity. CVSS v3 base score is 5.5 out of 10.