CVE-2016-9846
QEMU (aka Quick Emulator) built with the Virtio GPU Device emulator support is vulnerable to a memory leakage issue.
Does this matter?
Lower severity and a low EPSS score (0.42%). Track it; it rarely justifies an emergency change on its own.
Description
QEMU (aka Quick Emulator) built with the Virtio GPU Device emulator support is vulnerable to a memory leakage issue. It could occur while updating the cursor data in update_cursor_data_virgl. A guest user/process could use this flaw to leak host memory bytes, resulting in DoS for a host.
- CVSS 3.1
- 6.5 MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
- EPSS
- 0.42% probability · 36th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-119
- Affected
- qemu/qemu
- Source
- secalert@redhat.com
EPSS 0.4% since 27 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
References
- http://www.openwall.com/lists/oss-security/2016/12/05/18Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2016/12/05/23Mailing List, Third Party Advisory
- http://www.securityfocus.com/bid/94765Third Party Advisory, VDB Entry
- https://lists.gnu.org/archive/html/qemu-devel/2016-11/msg00029.htmlPatch, Vendor Advisory
- https://security.gentoo.org/glsa/201701-49Third Party Advisory
- http://www.openwall.com/lists/oss-security/2016/12/05/18Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2016/12/05/23Mailing List, Third Party Advisory
- http://www.securityfocus.com/bid/94765Third Party Advisory, VDB Entry
- https://lists.gnu.org/archive/html/qemu-devel/2016-11/msg00029.htmlPatch, Vendor Advisory
- https://security.gentoo.org/glsa/201701-49Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.