Information Exposure Affecting ghostscript package, versions <9.18~dfsg~0-0ubuntu2.2
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-UBUNTU1604-GHOSTSCRIPT-381845
- published23 May 2017
- disclosed23 May 2017
Introduced: 23 May 2017
CVE-2016-7977 (opens in a new tab)How to fix?
Upgrade Ubuntu:16.04 ghostscript to version 9.18dfsg0-0ubuntu2.2 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream ghostscript package and not the ghostscript package as distributed by Ubuntu.
See How to fix? for Ubuntu:16.04 relevant fixed versions and status.
Ghostscript before 9.21 might allow remote attackers to bypass the SAFER mode protection mechanism and consequently read arbitrary files via the use of the .libfile operator in a crafted postscript document.
References
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2016-7977
- https://bugs.ghostscript.com/show_bug.cgi?id=697169
- http://www.debian.org/security/2016/dsa-3691
- https://security-tracker.debian.org/tracker/CVE-2016-7977
- https://security.gentoo.org/glsa/201702-31
- http://git.ghostscript.com/?p=ghostpdl.git;a=commitdiff;h=8abd22010eb4db0fb1b10e430d5f5d83e015ef70
- https://ghostscript.com/doc/9.21/History9.htm
- http://www.oracle.com/technetwork/security-advisory/cpujan2018-3236628.html
- http://www.openwall.com/lists/oss-security/2016/09/29/28
- http://www.openwall.com/lists/oss-security/2016/10/05/15
- http://rhn.redhat.com/errata/RHSA-2017-0013.html
- http://rhn.redhat.com/errata/RHSA-2017-0014.html
- http://www.securityfocus.com/bid/95334
- http://git.ghostscript.com/?p=ghostpdl.git%3Ba=commitdiff%3Bh=8abd22010eb4db0fb1b10e430d5f5d83e015ef70