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CVE-2016-9845

19
FAUCET Score

CVE-2016-9845 describes an information leakage vulnerability in QEMU's Virtio GPU Device emulator. A guest user or process can exploit this flaw, specifically when processing the 'VIRTIO_GPU_CMD_GET_CAPSET_INFO' command, to leak host memory contents. Rated 6.5 MEDIUM, this local attack requires low privileges and complexity, but can lead to high confidentiality impact. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
< 2.8.0CPE matchmatch criteria
cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:*
2.8.0CPE matchmatch criteria
cpe:2.3:a:qemu:qemu:2.8.0:rc0:*:*:*:*:*:*
2.8.0CPE matchmatch criteria
cpe:2.3:a:qemu:qemu:2.8.0:rc1:*:*:*:*:*:*
2.8.0CPE matchmatch criteria
cpe:2.3:a:qemu:qemu:2.8.0:rc2:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

6.5MEDIUM

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
2.0
Impact Score
4.0
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.42%
Probability of exploitation in next 30 days
EPSS Percentile
34.1%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0042 is in the 89th percentile among its peer group of 15,938 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Vendor Advisories (1)

redhatCVE-2016-9845Low

Qemu: display: virtio-gpu-3d: information leakage in virgl_cmd_get_capset_info

Nov 1, 2016

References

lists.nongnu.org / archive/html/qemu-devel/2016-11/msg00019.html
PatchVendor Advisory
security.gentoo.org / glsa/201701-49
Third Party Advisory
openwall.com / lists/oss-security/2016/12/05/15
Mailing ListThird Party Advisory
openwall.com / lists/oss-security/2016/12/05/22
Mailing ListThird Party Advisory
securityfocus.com / bid/94763
Third Party AdvisoryVDB Entry