CVE-2016-9846

CVSS V2 Medium 4.9 CVSS V3 Medium 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.
Overview
  • CVE ID
  • CVE-2016-9846
  • Assigner
  • secalert@redhat.com
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2016-12-29T22:59:00
  • Last Modified Date
  • 2020-11-10T18:54:10
Weakness Enumerations
CWE URL
CWE-119 http://cwe.mitre.org/data/definitions/119.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:* 1 OR 2.7.1
cpe:2.3:a:qemu:qemu:2.8.0:rc0:*:*:*:*:*:* 1 OR
cpe:2.3:a:qemu:qemu:2.8.0:rc1:*:*:*:*:*:* 1 OR
cpe:2.3:a:qemu:qemu:2.8.0:rc2:*:*:*:*:*:* 1 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:L/AC:L/Au:N/C:N/I:N/A:C
  • Access Vector
  • LOCAL
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • NONE
  • Integrity Impact
  • NONE
  • Availability Impact
  • COMPLETE
  • Base Score
  • 4.9
  • Severity
  • MEDIUM
  • Exploitability Score
  • 3.9
  • Impact Score
  • 6.9
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
  • Attack Vector
  • LOCAL
  • Attack Compatibility
  • LOW
  • Privileges Required
  • LOW
  • User Interaction
  • NONE
  • Scope
  • CHANGED
  • Confidentiality Impact
  • NONE
  • Availability Impact
  • HIGH
  • Base Score
  • 6.5
  • Base Severity
  • MEDIUM
  • Exploitability Score
  • 2
  • Impact Score
  • 4
References
Reference URL Reference Tags
https://lists.gnu.org/archive/html/qemu-devel/2016-11/msg00029.html Patch Vendor Advisory
http://www.openwall.com/lists/oss-security/2016/12/05/23 Mailing List Third Party Advisory
http://www.openwall.com/lists/oss-security/2016/12/05/18 Mailing List Third Party Advisory
http://www.securityfocus.com/bid/94765 Third Party Advisory VDB Entry
https://security.gentoo.org/glsa/201701-49 Third Party Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2016-9846
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-9846
History
Created Old Value New Value Data Type Notes
2022-05-10 16:20:29 Added to TrackCVE
2022-12-02 12:38:17 2016-12-29T22:59Z 2016-12-29T22:59:00 CVE Published Date updated
2022-12-02 12:38:17 2020-11-10T18:54:10 CVE Modified Date updated
2022-12-02 12:38:17 Analyzed Vulnerability Status updated