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CVE-2017-9740

Published: 26 July 2017

The xps_decode_font_char_imp function in xps/xpsfont.c in Artifex Ghostscript GhostXPS 9.21 allows remote attackers to cause a denial of service (heap-based buffer over-read and application crash) or possibly have unspecified other impact via a crafted document.

Notes

AuthorNote
leosilva
trusty and xenial hasn't xps code, so aren't affected
zesty and artful aren't affected, xps code is not compiled

Priority

Medium

Cvss 3 Severity Score

7.8

Score breakdown

Status

Package Release Status
ghostscript
Launchpad, Ubuntu, Debian
trusty Does not exist
(trusty was not-affected [code not present])
upstream Needed

xenial Not vulnerable
(code not present)
zesty Not vulnerable
(code not compiled)
Patches:
upstream: http://git.ghostscript.com/?p=ghostpdl.git;a=commit;h=961b10cdd71403072fb99401a45f3bef6ce53626

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