Medium severity6.5NVD Advisory· Published Dec 29, 2016· Updated May 6, 2026

CVE-2016-9846

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.

Affected products

QEMU/Qemu4 versions
cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:*+ 3 more
- cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:*range: <=2.7.1
- cpe:2.3:a:qemu:qemu:2.8.0:rc0:*:*:*:*:*:*
- cpe:2.3:a:qemu:qemu:2.8.0:rc1:*:*:*:*:*:*
- cpe:2.3:a:qemu:qemu:2.8.0:rc2:*:*:*:*:*:*
osv-coords4 versions
pkg:rpm/suse/qemu&distro=SUSE%20Linux%20Enterprise%20Desktop%2012%20SP2 pkg:rpm/suse/qemu&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP2 pkg:rpm/suse/qemu&distro=SUSE%20Linux%20Enterprise%20Server%20for%20Raspberry%20Pi%2012%20SP2 pkg:rpm/suse/qemu&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP2
< 2.6.2-39.1+ 3 more
- (no CPE)range: < 2.6.2-39.1
- (no CPE)range: < 2.6.2-39.1
- (no CPE)range: < 2.6.2-39.1
- (no CPE)range: < 2.6.2-39.1

Patches

No patches discovered yet.

Vulnerability mechanics

AI mechanics synthesis has not run for this CVE yet.

References

lists.gnu.org/archive/html/qemu-devel/2016-11/msg00029.htmlnvdPatchVendor Advisory
www.openwall.com/lists/oss-security/2016/12/05/18nvdMailing ListThird Party Advisory
www.openwall.com/lists/oss-security/2016/12/05/23nvdMailing ListThird Party Advisory
www.securityfocus.com/bid/94765nvdThird Party AdvisoryVDB Entry
security.gentoo.org/glsa/201701-49nvdThird Party Advisory

News mentions

No linked articles in our index yet.

cvss	0.423
epss	0.000
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000