CVE-2016-2841
MEDIUM severity · CVSS 6 · Improper input validation
6CVSS MEDIUM
Summary
The ne2000_receive function in the NE2000 NIC emulation support (hw/net/ne2000.c) in QEMU before 2.5.1 allows local guest OS administrators to cause a denial of service (infinite loop and QEMU process crash) via crafted values for the PSTART and PSTOP registers, involving ring buffer control.
Impact & exploitability
Attack vectorLocal
Attack complexityLow
Privileges requiredHigh
User interactionNone
Confidentiality impactNone
Integrity impactNone
Availability impactHigh
Exploit probability (EPSS)0%
CVSS:3.0/AV:L/AC:L/PR:H/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/msg06126.htmlAdvisory
- http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=415ab35a441eca767d033a2702223e785b9d5190
- http://www.openwall.com/lists/oss-security/2016/03/02/8
- http://www.securityfocus.com/bid/84028
- http://www.ubuntu.com/usn/USN-2974-1
- https://bugzilla.redhat.com/show_bug.cgi?id=1303106
- https://lists.debian.org/debian-lts-announce/2018/11/msg00038.html