Improper Input Validation Affecting ghostscript package, versions <0:8.70-21.1.24.amzn1
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-AMZN201803-GHOSTSCRIPT-1703475
- published27 Sept 2021
- disclosed23 May 2017
Introduced: 23 May 2017
CVE-2016-7979 (opens in a new tab)How to fix?
Upgrade Amazon-Linux:2018.03 ghostscript to version 0:8.70-21.1.24.amzn1 or higher.
This issue was patched in ALAS-2017-784.
NVD Description
Note: Versions mentioned in the description apply only to the upstream ghostscript package and not the ghostscript package as distributed by Amazon-Linux.
See How to fix? for Amazon-Linux:2018.03 relevant fixed versions and status.
Ghostscript before 9.21 might allow remote attackers to bypass the SAFER mode protection mechanism and consequently execute arbitrary code by leveraging type confusion in .initialize_dsc_parser.
References
- http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-7979
- http://git.ghostscript.com/?p=ghostpdl.git;h=875a0095f37626a721c7ff57d606a0f95af03913
- http://git.ghostscript.com/?p=ghostpdl.git%3Bh=875a0095f37626a721c7ff57d606a0f95af03913
- http://rhn.redhat.com/errata/RHSA-2017-0013.html
- http://rhn.redhat.com/errata/RHSA-2017-0014.html
- http://www.debian.org/security/2016/dsa-3691
- http://www.openwall.com/lists/oss-security/2016/10/05/15
- http://www.securityfocus.com/bid/95337
- https://bugs.ghostscript.com/show_bug.cgi?id=697190
- https://security.gentoo.org/glsa/201702-31