Divide By Zero Affecting libexiv2-26 package, versions <0.26-6.8.1
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-SLES151-LIBEXIV226-2714496
- published14 Apr 2022
- disclosed3 Apr 2020
Introduced: 3 Apr 2020
CVE-2017-9239 (opens in a new tab)How to fix?
Upgrade SLES:15.1 libexiv2-26 to version 0.26-6.8.1 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream libexiv2-26 package and not the libexiv2-26 package as distributed by SLES.
See How to fix? for SLES:15.1 relevant fixed versions and status.
An issue was discovered in Exiv2 0.26. When the data structure of the structure ifd is incorrect, the program assigns pValue_ to 0x0, and the value of pValue() is 0x0. TiffImageEntry::doWriteImage will use the value of pValue() to cause a segmentation fault. To exploit this vulnerability, someone must open a crafted tiff file.
References
- https://www.suse.com/security/cve/CVE-2017-9239.html
- https://bugzilla.suse.com/1040973
- https://github.com/lolo-pop/poc/tree/master/Segmentation%20fault%20in%20convert-test(exiv2)
- http://dev.exiv2.org/issues/1295
- http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00009.html
- http://www.securityfocus.com/bid/98720
- https://github.com/lolo-pop/poc/tree/master/Segmentation%20fault%20in%20convert-test%28exiv2%29
- https://usn.ubuntu.com/3852-1/