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
02 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
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 0.40% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 34.6% of scored records. A rank, not a probability.
- NVD base score
- 5.5 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- Low. Red Hat's rating for its own products, not a CVSS rating.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2016-12-29 22:00Z9 YR AGO
- Last updated
- 2024-08-06 08:29Z2 YR AGO
- Reserved
- 2016-03-01
- Assigning CNA
- redhat
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-787Out-of-bounds WriteBase
- Data version
- 5.1
- Document digest
- f19cf37e27f273a8ba5021603ba11a6e703eb2245d29df122911b8852c4aa18f
05 Affected products
06 References
- rhn.redhat.comRHSA-2016:2671http://rhn.redhat.com/errata/RHSA-2016-2671.html
- bugzilla.redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=1300771
- rhn.redhat.comRHSA-2016:2706http://rhn.redhat.com/errata/RHSA-2016-2706.html
- www.openwall.com[oss-security] 20160301 CVE request Qemu: OOB access in address_space_rw leads to segmentation faulthttp://www.openwall.com/lists/oss-security/2016/03/01/1
- www.openwall.com[oss-security] 20160301 Re: CVE request Qemu: OOB access in address_space_rw leads to segmentation faulthttp://www.openwall.com/lists/oss-security/2016/03/01/10
- rhn.redhat.comRHSA-2016:2705http://rhn.redhat.com/errata/RHSA-2016-2705.html
- rhn.redhat.comRHSA-2016:2670http://rhn.redhat.com/errata/RHSA-2016-2670.html
- git.qemu.orghttp://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=b242e0e0e2969c044a318e56f7988bbd84de1f63
- rhn.redhat.comRHSA-2016:2704http://rhn.redhat.com/errata/RHSA-2016-2704.html
07 Fixed in
Debian 12
- qemu Fixed in 1:2.4+dfsg-1a
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- qemu Fixed in 1:2.4+dfsg-1a
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- qemu Fixed in 1:2.4+dfsg-1a
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu Pro 14.04 LTS
- qemu No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.