CVE-2016-8602
Published: 12 October 2016
The .sethalftone5 function in psi/zht2.c in Ghostscript before 9.21 allows remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a crafted Postscript document that calls .sethalftone5 with an empty operand stack.
Priority
Status
| Package | Release | Status |
|---|---|---|
|
ghostscript Launchpad, Ubuntu, Debian |
precise |
Released
(9.05~dfsg-0ubuntu4.4)
|
| trusty |
Released
(9.10~dfsg-0ubuntu10.5)
|
|
| upstream |
Needed
|
|
| xenial |
Released
(9.18~dfsg~0-0ubuntu2.2)
|
|
| yakkety |
Released
(9.19~dfsg+1-0ubuntu6.2)
|
|
|
Patches: upstream: http://git.ghostscript.com/?p=ghostpdl.git;a=commit;h=f5c7555c30393e64ec1f5ab0dfae5b55b3b3fc78 |
||
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 7.8 |
| Attack vector | Local |
| Attack complexity | Low |
| Privileges required | None |
| User interaction | Required |
| Scope | Unchanged |
| Confidentiality | High |
| Integrity impact | High |
| Availability impact | High |
| Vector | CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |