CVE-2018-16802 Affecting ghostscript-doc package, versions <0:9.06-8.amzn2.0.5
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-AMZN2-GHOSTSCRIPTDOC-1666139
- published27 Sept 2021
- disclosed10 Sept 2018
Introduced: 10 Sep 2018
CVE-2018-16802 (opens in a new tab)How to fix?
Upgrade Amazon-Linux:2 ghostscript-doc to version 0:9.06-8.amzn2.0.5 or higher.
This issue was patched in ALAS2-2018-1088.
NVD Description
Note: Versions mentioned in the description apply only to the upstream ghostscript-doc package and not the ghostscript-doc package as distributed by Amazon-Linux.
See How to fix? for Amazon-Linux:2 relevant fixed versions and status.
An issue was discovered in Artifex Ghostscript before 9.25. Incorrect "restoration of privilege" checking when running out of stack during exception handling could be used by attackers able to supply crafted PostScript to execute code using the "pipe" instruction. This is due to an incomplete fix for CVE-2018-16509.
References
- https://git.ghostscript.com/?p=ghostpdl.git;a=commitdiff;h=5812b1b78fc4d36fdc293b7859de69241140d590
- http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-16802
- https://www.debian.org/security/2018/dsa-4294
- https://security.gentoo.org/glsa/201811-12
- http://git.ghostscript.com/?p=ghostpdl.git;a=commit;h=3e5d316b72e3965b7968bb1d96baa137cd063ac6
- http://git.ghostscript.com/?p=ghostpdl.git;a=commit;h=643b24dbd002fb9c131313253c307cf3951b3d47
- https://seclists.org/oss-sec/2018/q3/229
- https://lists.debian.org/debian-lts-announce/2018/09/msg00015.html
- https://seclists.org/oss-sec/2018/q3/228
- https://access.redhat.com/errata/RHSA-2018:3834
- https://usn.ubuntu.com/3768-1/
- http://git.ghostscript.com/?p=ghostpdl.git%3Ba=commit%3Bh=3e5d316b72e3965b7968bb1d96baa137cd063ac6
- http://git.ghostscript.com/?p=ghostpdl.git%3Ba=commit%3Bh=643b24dbd002fb9c131313253c307cf3951b3d47
- https://git.ghostscript.com/?p=ghostpdl.git%3Ba=commitdiff%3Bh=5812b1b78fc4d36fdc293b7859de69241140d590