Double Free Affecting gd package, versions <2.2.5-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-ALPINE34-GD-279307
- published7 Sept 2017
- disclosed7 Sept 2017
Introduced: 7 Sep 2017
CVE-2017-6362 (opens in a new tab)How to fix?
Upgrade Alpine:3.4 gd to version 2.2.5-r0 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream gd package and not the gd package as distributed by Alpine.
See How to fix? for Alpine:3.4 relevant fixed versions and status.
Double free vulnerability in the gdImagePngPtr function in libgd2 before 2.2.5 allows remote attackers to cause a denial of service via vectors related to a palette with no colors.
References
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-6362
- http://www.debian.org/security/2017/dsa-3961
- https://security-tracker.debian.org/tracker/CVE-2017-6362
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/N2BLXX7KNRE7ZVQAKGTHHWS33CUCXVUP/
- https://github.com/libgd/libgd/issues/381
- https://github.com/libgd/libgd/releases/tag/gd-2.2.5
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2017-6362
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/N2BLXX7KNRE7ZVQAKGTHHWS33CUCXVUP/