CVE-2017-9503
Advisory lineage Upstream: 0 Downstream: 14
Modified
Published: 16 Jun 2017, 22:00
Last modified:05 Aug 2024, 17:11
Vulnerability Summary
Overall Risk (default)
low
22/100 CVSS Score
5.5 MEDIUM
v3.1 (nvd)
EPSS Score
0.07% LOW
0% probability 0.00%
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected
Timeline
16 Jun 2017, 22:00
Published
Vulnerability first disclosed
05 Aug 2024, 17:11
Last Modified
Vulnerability information updated
Description
QEMU (aka Quick Emulator), when built with MegaRAID SAS 8708EM2 Host Bus Adapter emulation support, allows local guest OS privileged users to cause a denial of service (NULL pointer dereference and QEMU process crash) via vectors involving megasas command processing.
CVSS Metrics
- v3.1•MEDIUM•Score: 5.5CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- v2.0•LOW•Score: 1.9AV:L/AC:M/Au:N/C:N/I:N/A:P
EPSS Trends
Current EPSS score: 0.07%• Percentile: 22%
Techniques & Countermeasures
- CWE-476•NULL Pointer Dereference
The product dereferences a pointer that it expects to be valid but is NULL.
Affected Systems
- debian•debian_linux
8.0 | 9.0
- qemu•qemu
≤ 2.9.1
References (7)
- https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html
- http://www.openwall.com/lists/oss-security/2017/06/08/1
- http://www.securityfocus.com/bid/99010
- https://lists.gnu.org/archive/html/qemu-devel/2017-06/msg01313.html
- https://bugzilla.redhat.com/show_bug.cgi?id=1459477
- https://lists.gnu.org/archive/html/qemu-devel/2017-06/msg01309.html
- https://lists.debian.org/debian-lts-announce/2020/07/msg00020.html