CVE-2014-3471
Use-after-free vulnerability in hw/pci/pcie.c in QEMU (aka Quick Emulator) allows local guest OS users to cause a denial of service (QEMU instance crash) via hotplug and hotunplug operations of Virtio
02 Description
Use-after-free vulnerability in hw/pci/pcie.c in QEMU (aka Quick Emulator) allows local guest OS users to cause a denial of service (QEMU instance crash) via hotplug and hotunplug operations of Virtio
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
- 0.39% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 33.4% 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:3.0/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
- Moderate. 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
- 2018-01-12 17:00Z8 YR AGO
- Last updated
- 2024-08-06 10:43Z2 YR AGO
- Reserved
- 2014-05-14
- Assigning CNA
- redhat
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-416Use After FreeVariant
- Data version
- 5.1
- Document digest
- 9877e7b839e1be30b1933d92ca91d937d7eba84ebf6c3c051ea9240deceac589
05 Affected products
06 References
- www.openwall.com[oss-security] 20140623 CVE-2014-3471 Qemu: hw: pci: use after free triggered via guesthttp://www.openwall.com/lists/oss-security/2014/06/23/4
- bugzilla.redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=1112271
- security.gentoo.orgGLSA-201412-01http://security.gentoo.org/glsa/glsa-201412-01.xml
- www.securityfocus.com68145http://www.securityfocus.com/bid/68145
- lists.gnu.org[qemu-devel] 20140623 PATCH v2 3/3] hw/pcie: better hotplug/hotunplug supporthttps://lists.gnu.org/archive/html/qemu-devel/2014-06/msg05283.html
07 Fixed in
Debian 12
- qemu Fixed in 2.1+dfsg-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- qemu Fixed in 2.1+dfsg-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- qemu Fixed in 2.1+dfsg-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 14.04 LTS
- qemu Fixed in 2.0.0+dfsg-2ubuntu1.3
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.