Improper Input Validation Affecting ghostscript package, versions <0:9.07-20.el7_3.1
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-RHEL7-GHOSTSCRIPT-5130556
- published26 Jul 2021
- disclosed4 Oct 2016
Introduced: 4 Oct 2016
CVE-2016-7979 (opens in a new tab)How to fix?
Upgrade RHEL:7 ghostscript to version 0:9.07-20.el7_3.1 or higher.
This issue was patched in RHSA-2017:0013.
NVD Description
Note: Versions mentioned in the description apply only to the upstream ghostscript package and not the ghostscript package as distributed by RHEL.
See How to fix? for RHEL:7 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://www.securityfocus.com/bid/95337
- http://git.ghostscript.com/?p=ghostpdl.git;h=875a0095f37626a721c7ff57d606a0f95af03913
- https://bugs.ghostscript.com/show_bug.cgi?id=697190
- https://access.redhat.com/security/cve/CVE-2016-7979
- http://www.debian.org/security/2016/dsa-3691
- https://security.gentoo.org/glsa/201702-31
- 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
- https://access.redhat.com/errata/RHSA-2017:0013
- http://git.ghostscript.com/?p=ghostpdl.git%3Bh=875a0095f37626a721c7ff57d606a0f95af03913