Uncontrolled Recursion Affecting mupdf package, versions <1.13-r0
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-ALPINE314-MUPDF-1308379
- published2 Feb 2018
- disclosed2 Feb 2018
Introduced: 2 Feb 2018
CVE-2018-6544 (opens in a new tab)How to fix?
Upgrade Alpine:3.14 mupdf to version 1.13-r0 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream mupdf package and not the mupdf package as distributed by Alpine.
See How to fix? for Alpine:3.14 relevant fixed versions and status.
pdf_load_obj_stm in pdf/pdf-xref.c in Artifex MuPDF 1.12.0 could reference the object stream recursively and therefore run out of error stack, which allows remote attackers to cause a denial of service via a crafted PDF document.
References
- https://bugs.ghostscript.com/show_bug.cgi?id=698830
- https://bugs.ghostscript.com/show_bug.cgi?id=698965
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-6544
- https://www.debian.org/security/2018/dsa-4152
- https://security-tracker.debian.org/tracker/CVE-2018-6544
- https://security.gentoo.org/glsa/201811-15
- http://git.ghostscript.com/?p=mupdf.git;h=26527eef77b3e51c2258c8e40845bfbc015e405d
- http://git.ghostscript.com/?p=mupdf.git;h=b03def134988da8c800adac1a38a41a1f09a1d89
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2018-6544
- http://git.ghostscript.com/?p=mupdf.git%3Bh=26527eef77b3e51c2258c8e40845bfbc015e405d
- http://git.ghostscript.com/?p=mupdf.git%3Bh=b03def134988da8c800adac1a38a41a1f09a1d89