#VU33785 Input validation error in Ghostscript - CVE-2015-3228
Published: August 11, 2015 / Updated: August 4, 2020
Vulnerability identifier: #VU33785
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2015-3228
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Ghostscript
Ghostscript
Software vendor:
Artifex Software, Inc.
Artifex Software, Inc.
Description
The vulnerability allows a remote non-authenticated attacker to read and manipulate data.
Integer overflow in the gs_heap_alloc_bytes function in base/gsmalloc.c in Ghostscript 9.15 and earlier allows remote attackers to cause a denial of service (crash) via a crafted Postscript (ps) file, as demonstrated by using the ps2pdf command, which triggers an out-of-bounds read or write.
Remediation
Install update from vendor's website.
External links
- http://bugs.ghostscript.com/show_bug.cgi?id=696041
- http://bugs.ghostscript.com/show_bug.cgi?id=696070
- http://git.ghostscript.com/?p=ghostpdl.git;a=commitdiff;h=0c0b0859
- http://openwall.com/lists/oss-security/2015/07/23/14
- http://www.debian.org/security/2015/dsa-3326
- http://www.oracle.com/technetwork/topics/security/bulletinjul2016-3090568.html
- http://www.securityfocus.com/bid/76017
- http://www.securitytracker.com/id/1033149
- http://www.ubuntu.com/usn/USN-2697-1
- https://bugzilla.redhat.com/show_bug.cgi?id=1232805
- https://security.gentoo.org/glsa/201612-33