VDB
CVE-2016-1922
CVE-2016-1922
PUBLISHED
CVSS 5.5 MEDIUM
QEMU (aka Quick Emulator) built with the TPR optimization for 32-bit Windows guests support is vulnerable to a null pointer dereference flaw. It occurs while doing I/O port write operations via hmp interface. In that, 'current_cpu' remains null, which leads to the null pointer dereference. A user or process could use this flaw to crash the QEMU instance, resulting in DoS issue.
EPSS 0.43% · 35.1th percentile
Risk Scores
CVSS 3.0
5.5
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
EPSS Score
0.43%
35.1th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:14.04:LTS | qemu | 0, 1.5.0+dfsg-3ubuntu5, 1.5.0+dfsg-3ubuntu6 |
Timeline
- Jan 19, 2016 CVE Published
- Feb 4, 2022 EPSS Score
- Mar 29, 2022 EPSS Score
- May 21, 2022 EPSS Score
- Jul 13, 2022 EPSS Score
- Sep 5, 2022 EPSS Score
- Oct 29, 2022 EPSS Score
- Dec 21, 2022 EPSS Score
- Feb 12, 2023 EPSS Score
- Mar 7, 2023 EPSS Score
- Apr 6, 2023 EPSS Score
- May 29, 2023 EPSS Score
References
- https://ubuntu.com/security/CVE-2016-1922 third-party-advisory
- https://lists.gnu.org/archive/html/qemu-devel/2016-01/msg02812.html third-party-advisory
- http://www.openwall.com/lists/oss-security/2016/01/16/1 third-party-advisory
- https://ubuntu.com/security/notices/USN-2891-1 vendor-advisory
- https://www.cve.org/CVERecord?id=CVE-2016-1922 third-party-advisory