Improper Input Validation 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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- published9 Apr 2017
- disclosed9 Apr 2017
Introduced: 9 Apr 2017
CVE-2017-7596 (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.
LibTIFF 4.0.7 has an "outside the range of representable values of type float" undefined behavior issue, which might allow remote attackers to cause a denial of service (application crash) or possibly have unspecified other impact via a crafted image.
References
- https://security-tracker.debian.org/tracker/CVE-2017-7596
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-7596
- http://www.debian.org/security/2017/dsa-3844
- https://security.gentoo.org/glsa/201709-27
- https://blogs.gentoo.org/ago/2017/04/01/libtiff-multiple-ubsan-crashes
- http://www.securityfocus.com/bid/97506
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2017-7596
- https://usn.ubuntu.com/3602-1/