CVE-2016-9846
medium
CVSS v3
6.5
CVSS v4 NEW
—
VIR risk
6.5
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.
Predictions
Exploit likelihood
65%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
OS impact
SUSE Affected 1 release
| Version | Status | Fixed in |
|---|---|---|
| — | Affected | — |
Debian Fixed 5 releases
| Version | Status | Fixed in |
|---|---|---|
| trixie | Fixed | 1:2.8+dfsg-1 |
| sid | Fixed | 1:2.8+dfsg-1 |
| forky | Fixed | 1:2.8+dfsg-1 |
| bullseye | Fixed | 1:2.8+dfsg-1 |
| bookworm | Fixed | 1:2.8+dfsg-1 |
References
- http://www.openwall.com/lists/oss-security/2016/12/05/18
- http://www.openwall.com/lists/oss-security/2016/12/05/23
- http://www.securityfocus.com/bid/94765
- https://lists.gnu.org/archive/html/qemu-devel/2016-11/msg00029.html
- https://security.gentoo.org/glsa/201701-49
- https://www.suse.com/security/cve/CVE-2016-9846.html
- https://security-tracker.debian.org/tracker/CVE-2016-9846
CWEs
CWE-119
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.