Divide By Zero Affecting tiff package, versions <4.0.7-6
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-DEBIANUNSTABLE-TIFF-405822
- published9 Apr 2017
- disclosed9 Apr 2017
Introduced: 9 Apr 2017
CVE-2017-7595 (opens in a new tab)How to fix?
Upgrade Debian:unstable tiff to version 4.0.7-6 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream tiff package and not the tiff package as distributed by Debian.
See How to fix? for Debian:unstable relevant fixed versions and status.
The JPEGSetupEncode function in tiff_jpeg.c in LibTIFF 4.0.7 allows remote attackers to cause a denial of service (divide-by-zero error and application crash) via a crafted image.
References
- https://security-tracker.debian.org/tracker/CVE-2017-7595
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-7595
- http://www.debian.org/security/2017/dsa-3844
- https://security.gentoo.org/glsa/201709-27
- https://blogs.gentoo.org/ago/2017/04/01/libtiff-divide-by-zero-in-jpegsetupencode-tiff_jpeg-c
- http://www.securityfocus.com/bid/97501
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2017-7595
- https://usn.ubuntu.com/3602-1/