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
Unchecked NULL pointer usage in xkbcommon before 0.8.1 could be used by local attackers to crash (NULL pointer dereference) the xkbcommon parser by supplying a crafted keymap file, because the XkbFile for an xkb_geometry section was mishandled.
Source:
MITRE
Description Last Modified:
08/25/2018
View Analysis Description
Analysis Description
Unchecked NULL pointer usage in xkbcommon before 0.8.1 could be used by local attackers to crash (NULL pointer dereference) the xkbcommon parser by supplying a crafted keymap file, because the XkbFile for an xkb_geometry section was mishandled.
Source:
MITRE
Description Last Modified:
08/25/2018
Impact
CVSS v3.0 Severity and Metrics:
Base Score:
5.5 MEDIUM
Vector:
AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
(V3 legend)
Impact Score:
3.6
Exploitability Score:
1.8
Attack Vector (AV):
Local
Attack Complexity (AC):
Low
Privileges Required (PR):
Low
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
3 change records found
- show changes
CVE Modified by MITRE -
10/31/2018 6:31:08 AM
| Action |
Type |
Old Value |
New Value |
| Added |
Reference |
|
https://security.gentoo.org/glsa/201810-05 [No Types Assigned] |
Initial Analysis -
10/30/2018 1:35:22 PM
| Action |
Type |
Old Value |
New Value |
| Added |
CPE Configuration |
|
OR
*cpe:2.3:a:xkbcommon_project:xkbcommon:*:*:*:*:*:*:*:* versions up to (excluding) 0.8.1 |
| Added |
CPE Configuration |
|
OR
*cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
*cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:* |
| Added |
CVSS V2 |
|
(AV:L/AC:L/Au:N/C:N/I:N/A:P) |
| Added |
CVSS V3 |
|
AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
| Added |
CWE |
|
CWE-476 |
| Changed |
Reference Type |
https://github.com/xkbcommon/libxkbcommon/commit/917636b1d0d70205a13f89062b95e3a0fc31d4ff No Types Assigned |
https://github.com/xkbcommon/libxkbcommon/commit/917636b1d0d70205a13f89062b95e3a0fc31d4ff Patch, Third Party Advisory |
| Changed |
Reference Type |
https://lists.freedesktop.org/archives/wayland-devel/2018-August/039232.html No Types Assigned |
https://lists.freedesktop.org/archives/wayland-devel/2018-August/039232.html Third Party Advisory |
| Changed |
Reference Type |
https://usn.ubuntu.com/3786-1/ No Types Assigned |
https://usn.ubuntu.com/3786-1/ Third Party Advisory |
CVE Modified by MITRE -
10/9/2018 6:29:02 AM
| Action |
Type |
Old Value |
New Value |
| Added |
Reference |
|
https://usn.ubuntu.com/3786-1/ [No Types Assigned] |