CVE-2016-2392
MEDIUM severity · CVSS 6.5
6.5CVSS MEDIUM
Summary
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 administrators to cause a denial of service (NULL pointer dereference and QEMU process crash) via vectors involving a remote NDIS control message packet.
Impact & exploitability
Attack vectorLocal
Attack complexityLow
Privileges requiredLow
User interactionNone
Confidentiality impactNone
Integrity impactNone
Availability impactHigh
Exploit probability (EPSS)0%
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
Affected products we track (1)
Recommendation
Apply the vendor fix in your normal patch cycle. Open any affected product above for its exact safe version.
Additional information
- NVD record
- http://lists.nongnu.org/archive/html/qemu-stable/2016-03/msg00064.htmlAdvisory
- https://lists.gnu.org/archive/html/qemu-devel/2016-02/msg02553.htmlAdvisory
- http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=80eecda8e5d09c442c24307f340840a5b70ea3b9
- http://www.openwall.com/lists/oss-security/2016/02/16/7
- http://www.securityfocus.com/bid/83274
- http://www.ubuntu.com/usn/USN-2974-1
- https://bugzilla.redhat.com/show_bug.cgi?id=1302299
- https://lists.debian.org/debian-lts-announce/2018/11/msg00038.html