CVE-2016-2392
The is_rndis function in the USB Net device emulator (hw/usb/dev-network.c) in QEMU before 2.5.1 does not properly validate USB configuration descriptor objects, which allows local guest OS
02 Description
The is_rndis function in the USB Net device emulator (hw/usb/dev-network.c) in QEMU before 2.5.1 does not properly validate USB configuration descriptor objects, which allows local guest OS
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
- 0.41% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 35.6% of scored records. A rank, not a probability.
- NVD base score
- 6.5 (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:C/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
- 2016-06-16 18:00Z10 YR AGO
- Last updated
- 2024-08-05 23:24Z2 YR AGO
- Reserved
- 2016-02-16
- Assigning CNA
- redhat
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-476NULL Pointer DereferenceBase
- Data version
- 5.1
- Document digest
- 6dd99a1f9ac299826acf685945fc39db35e7580ff568fca551c1030c6bc75529
05 Affected products
06 References
- www.securityfocus.com83274http://www.securityfocus.com/bid/83274
- lists.gnu.org[qemu-devel] 20160211 [Qemu-devel] [PATCH] usb: check USB configuration descriptor objecthttps://lists.gnu.org/archive/html/qemu-devel/2016-02/msg02553.html
- www.openwall.com[oss-security] 20160216 CVE request Qemu: usb: null pointer dereference in remote NDIS control message handlinghttp://www.openwall.com/lists/oss-security/2016/02/16/7
- security.gentoo.orgGLSA-201604-01https://security.gentoo.org/glsa/201604-01
- www.ubuntu.comUSN-2974-1http://www.ubuntu.com/usn/USN-2974-1
- git.qemu.orghttp://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=80eecda8e5d09c442c24307f340840a5b70ea3b9
- bugzilla.redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=1302299
- lists.debian.org[debian-lts-announce] 20181130 [SECURITY] [DLA 1599-1] qemu security updatehttps://lists.debian.org/debian-lts-announce/2018/11/msg00038.html
- lists.nongnu.org[qemu-stable] 20160329 [Qemu-stable] [ANNOUNCE] QEMU 2.5.1 Stable releasedhttp://lists.nongnu.org/archive/html/qemu-stable/2016-03/msg00064.html
07 Fixed in
Debian 12
- qemu Fixed in 1:2.6+dfsg-1
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-1
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-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-2ubuntu1.24
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-5ubuntu10.1
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.