Incorrect Type Conversion or Cast Affecting ghostscript-doc package, versions <0:9.25-5.amzn2
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-1693869
- published27 Sept 2021
- disclosed23 Nov 2018
Introduced: 23 Nov 2018
CVE-2018-19476 (opens in a new tab)How to fix?
Upgrade Amazon-Linux:2 ghostscript-doc to version 0:9.25-5.amzn2 or higher.
This issue was patched in ALAS2-2021-1598.
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.
psi/zicc.c in Artifex Ghostscript before 9.26 allows remote attackers to bypass intended access restrictions because of a setcolorspace type confusion.
References
- http://www.securityfocus.com/bid/106154
- http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-19476
- https://www.debian.org/security/2018/dsa-4346
- http://git.ghostscript.com/?p=ghostpdl.git;a=commit;h=67d760ab775dae4efe803b5944b0439aa3c0b04a
- http://git.ghostscript.com/?p=ghostpdl.git;h=434753adbe8be5534bfb9b7d91746023e8073d16
- https://bugs.ghostscript.com/show_bug.cgi?id=700169
- https://semmle.com/news/semmle-discovers-severe-vulnerability-ghostscript-postscript-pdf
- https://www.ghostscript.com/doc/9.26/History9.htm#Version9.26
- https://lists.debian.org/debian-lts-announce/2018/11/msg00036.html
- https://access.redhat.com/errata/RHBA-2019:0327
- https://access.redhat.com/errata/RHSA-2019:0229
- https://usn.ubuntu.com/3831-1/
- http://git.ghostscript.com/?p=ghostpdl.git%3Ba=commit%3Bh=67d760ab775dae4efe803b5944b0439aa3c0b04a
- http://git.ghostscript.com/?p=ghostpdl.git%3Bh=434753adbe8be5534bfb9b7d91746023e8073d16