Modified
This vulnerability has been modified since it was last analyzed by the NVD. It is awaiting reanalysis which may result in further changes to the information provided.
Current Description
The cirrus_invalidate_region function in hw/display/cirrus_vga.c in Qemu allows local OS guest privileged users to cause a denial of service (out-of-bounds array access and QEMU process crash) via vectors related to negative pitch.
Source:
MITRE
Description Last Modified:
01/23/2018
View Analysis Description
Analysis Description
The cirrus_invalidate_region function in hw/display/cirrus_vga.c in Qemu allows local OS guest privileged users to cause a denial of service (out-of-bounds array access and QEMU process crash) via vectors related to negative pitch.
Source:
MITRE
Description Last Modified:
01/23/2018
Impact
CVSS v3.0 Severity and Metrics:
Base Score:
4.4 MEDIUM
Vector:
AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
(V3 legend)
Impact Score:
3.6
Exploitability Score:
0.8
Attack Vector (AV):
Local
Attack Complexity (AC):
Low
Privileges Required (PR):
High
User Interaction (UI):
None
Scope (S):
Unchanged
Confidentiality (C):
None
Integrity (I):
None
Availability (A):
High
CVSS v2.0 Severity and Metrics:
Base Score:
2.1 LOW
Vector:
(AV:L/AC:L/Au:N/C:N/I:N/A:P)
(V2 legend)
Impact Subscore:
2.9
Exploitability Subscore:
3.9
Access Vector (AV):
Local
Access Complexity (AC):
Low
Authentication (AU):
None
Confidentiality (C):
None
Integrity (I):
None
Availability (A):
Partial
Additional Information:
Allows disruption of service
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Change History
2 change records found
- show changes
CVE Modified by MITRE -
9/7/2018 6:29:02 AM
| Action |
Type |
Old Value |
New Value |
| Added |
Reference |
|
https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html [No Types Assigned] |
Initial Analysis -
2/12/2018 11:14:00 AM
| Action |
Type |
Old Value |
New Value |
| Added |
CPE Configuration |
|
OR
*cpe:2.3:a:qemu:qemu:-:*:*:*:*:*:*:* |
| Added |
CVSS V2 |
|
(AV:L/AC:L/Au:N/C:N/I:N/A:P) |
| Added |
CVSS V3 |
|
AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H |
| Added |
CWE |
|
CWE-125 |
| Changed |
Reference Type |
http://www.openwall.com/lists/oss-security/2018/01/15/3 No Types Assigned |
http://www.openwall.com/lists/oss-security/2018/01/15/3 Mailing List, Third Party Advisory |
| Changed |
Reference Type |
http://www.securityfocus.com/bid/102520 No Types Assigned |
http://www.securityfocus.com/bid/102520 Third Party Advisory, VDB Entry |
| Changed |
Reference Type |
https://git.qemu.org/?p=qemu.git;a=commit;h=f153b563f8cf121aebf5a2fff5f0110faf58ccb3 No Types Assigned |
https://git.qemu.org/?p=qemu.git;a=commit;h=f153b563f8cf121aebf5a2fff5f0110faf58ccb3 Vendor Advisory |