CVE-2016-9846
Summary
| CVE | CVE-2016-9846 |
|---|
| State | PUBLIC |
|---|
| Assigner | [email protected] |
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| Source Priority | CVE Program / NVD first with legacy fallback |
|---|
| Published | 2016-12-29 22:59:00 UTC |
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| Updated | 2020-11-10 18:54:00 UTC |
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| 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. |
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NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|
| Application |
Qemu |
Qemu |
2.8.0 |
rc0 |
All |
All |
| Application |
Qemu |
Qemu |
2.8.0 |
rc1 |
All |
All |
| Application |
Qemu |
Qemu |
2.8.0 |
rc2 |
All |
All |
| Application |
Qemu |
Qemu |
2.8.0 |
rc0 |
All |
All |
| Application |
Qemu |
Qemu |
2.8.0 |
rc1 |
All |
All |
| Application |
Qemu |
Qemu |
2.8.0 |
rc2 |
All |
All |
| Application |
Qemu |
Qemu |
All |
All |
All |
All |
References
| Reference | Source | Link | Tags |
|---|
| [Qemu-devel] [PATCH] virtio-gpu: fix memory leak in update_cursor_data_v |
MLIST |
lists.gnu.org |
Patch, Vendor Advisory |
| QEMU: Multiple vulnerabilities (GLSA 201701-49) — Gentoo security |
GENTOO |
security.gentoo.org |
Third Party Advisory |
| oss-security - CVE request Qemu: display: virtio-gpu: memory leakage while updating
cursor |
MLIST |
www.openwall.com |
Mailing List, Third Party Advisory |
| oss-security - Re: CVE request Qemu: display: virtio-gpu: memory leakage while updating cursor |
MLIST |
www.openwall.com |
Mailing List, Third Party Advisory |
| QEMU '/hw/display/virtio-gpu.c b/hw/display/virtio-gpu.c' Denial of Service Vulnerability |
BID |
www.securityfocus.com |
Third Party Advisory, VDB Entry |
| CVE Program record |
CVE.ORG |
www.cve.org |
canonical |
| NVD vulnerability detail |
NVD |
nvd.nist.gov |
canonical, analysis |
No vendor comments have been submitted for this CVE.
Legacy QID Mappings
- 710389 Gentoo Linux QEMU Multiple Vulnerabilities (GLSA 201701-49)
- 900063 CBL-Mariner Linux Security Update for qemu-kvm 4.2.0
