CVE-2016-8667
MEDIUMCVSS 6/10EPSS 0.39%
Last modified
CVE-2016-8667 is a medium-severity vulnerability rated 6/10 on the CVSS scale. The rc4030_write function in hw/dma/rc4030.c in QEMU (aka Quick Emulator) allows local guest OS administrators to cause a denial of service (divide-by-zero error and QEMU process crash) via a large interval timer reload value.. EPSS estimates a 0.39% chance of exploitation in the next 30 days.
Description
The rc4030_write function in hw/dma/rc4030.c in QEMU (aka Quick Emulator) allows local guest OS administrators to cause a denial of service (divide-by-zero error and QEMU process crash) via a large interval timer reload value.
Metrics
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions | Update |
|---|---|---|---|
| Qemu | Qemu | <= 2.8.1.1 | — |
| Qemu | Qemu | 2.9.0 | Rc0 |
| Opensuse | Leap | 42.2 | — |
| Debian | Debian Linux | 8.0 | — |
References
- http://lists.opensuse.org/opensuse-updates/2016-12/msg00140.htmlMailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2016/10/14/6Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2016/10/15/4Mailing List, Third Party Advisory
- http://www.securityfocus.com/bid/93567Third Party Advisory, VDB Entry
- https://lists.debian.org/debian-lts-announce/2018/09/msg00007.htmlMailing List, Third Party Advisory
- https://lists.gnu.org/archive/html/qemu-devel/2016-10/msg02577.htmlPatch, Third Party Advisory
- http://lists.opensuse.org/opensuse-updates/2016-12/msg00140.htmlMailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2016/10/14/6Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2016/10/15/4Mailing List, Third Party Advisory
- http://www.securityfocus.com/bid/93567Third Party Advisory, VDB Entry
- https://lists.debian.org/debian-lts-announce/2018/09/msg00007.htmlMailing List, Third Party Advisory
- https://lists.gnu.org/archive/html/qemu-devel/2016-10/msg02577.htmlPatch, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2016-8667?
The rc4030_write function in hw/dma/rc4030.c in QEMU (aka Quick Emulator) allows local guest OS administrators to cause a denial of service (divide-by-zero error and QEMU process crash) via a large interval timer reload value.
How severe is CVE-2016-8667?
CVE-2016-8667 has a CVSS score of 6/10 (MEDIUM severity). The EPSS model estimates a 0.39% probability of exploitation in the next 30 days.
How do I fix CVE-2016-8667?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2016
- CVE-2016-8661Little Snitch version 3.0 through 3.6.1 suffer from a buffer…
- CVE-2016-8662Rejected reason: DO NOT USE THIS CANDIDATE NUMBER. ConsultID…
- CVE-2016-8663Rejected reason: DO NOT USE THIS CANDIDATE NUMBER. ConsultID…
- CVE-2016-8664Rejected reason: DO NOT USE THIS CANDIDATE NUMBER. ConsultID…
- CVE-2016-8665Rejected reason: DO NOT USE THIS CANDIDATE NUMBER. ConsultID…
- CVE-2016-8666The IP stack in the Linux kernel before 4.6 allows remote at…7.5
- CVE-2016-8668The rocker_io_writel function in hw/net/rocker/rocker.c in Q…6
- CVE-2016-8669The serial_update_parameters function in hw/char/serial.c in…6
- CVE-2016-8670Integer signedness error in the dynamicGetbuf function in gd…
- CVE-2016-8671The pstm_exptmod function in MatrixSSL 3.8.6 and earlier doe…
- CVE-2016-8672A vulnerability has been identified in SIMATIC CP 343-1 Adva…
- CVE-2016-8673A vulnerability has been identified in SIMATIC CP 343-1 Adva…
Are you affected by CVE-2016-8667?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST