CVE-2016-5338
The (1) esp_reg_read and (2) esp_reg_write functions in hw/scsi/esp.c in QEMU allow local guest OS administrators to cause a denial of service (QEMU process crash) or execute arbitrary code on the
02 Description
The (1) esp_reg_read and (2) esp_reg_write functions in hw/scsi/esp.c in QEMU allow local guest OS administrators to cause a denial of service (QEMU process crash) or execute arbitrary code on the
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
- 0.49% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 42.2% of scored records. A rank, not a probability.
- NVD base score
- 7.8 (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:H/I:H/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
- 2016-06-14 14:00Z10 YR AGO
- Last updated
- 2024-08-06 01:00Z2 YR AGO
- Reserved
- 2016-06-08
- 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
- 9d516d05aa34afb71abce6352ce3811f1268a9b49e74f61d49ec0a3aa4c3d72d
05 Affected products
06 References
- git.qemu.orghttp://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=ff589551c8e8e9e95e211b9d8daafb4ed39f1aec
- www.ubuntu.comUSN-3047-1http://www.ubuntu.com/usn/USN-3047-1
- lists.gnu.org[qemu-devel] 20160606 [Qemu-devel] [PATCH v3] scsi: esp: check TI buffer index before read/writehttps://lists.gnu.org/archive/html/qemu-devel/2016-06/msg01507.html
- www.openwall.com[oss-security] 20160608 Re: CVE Request Qemu: scsi: esp: OOB r/w access while processing ESP_FIFOhttp://www.openwall.com/lists/oss-security/2016/06/08/14
- security.gentoo.orgGLSA-201609-01https://security.gentoo.org/glsa/201609-01
- www.ubuntu.comUSN-3047-2http://www.ubuntu.com/usn/USN-3047-2
- www.securityfocus.com91079http://www.securityfocus.com/bid/91079
- www.openwall.com[oss-security] 20160607 CVE Request Qemu: scsi: esp: OOB r/w access while processing ESP_FIFOhttp://www.openwall.com/lists/oss-security/2016/06/07/3
- lists.debian.org[debian-lts-announce] 20181130 [SECURITY] [DLA 1599-1] qemu security updatehttps://lists.debian.org/debian-lts-announce/2018/11/msg00038.html
07 Fixed in
Debian 12
- qemu Fixed in 1:2.6+dfsg-2
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- qemu Fixed in 1:2.6+dfsg-2
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- qemu Fixed in 1:2.6+dfsg-2
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-2ubuntu1.26
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 16.04 LTS
- qemu Fixed in 1:2.5+dfsg-5ubuntu10.3
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.