Source: libgd2 Version: 2.2.5-5 Severity: grave Tags: security upstream Justification: user security hole Control: found -1 2.2.4-2+deb9u3 Control: found -1 2.2.4-2
Hi, The following vulnerability was published for libgd2. CVE-2019-6977[0]: | gdImageColorMatch in gd_color_match.c in the GD Graphics Library (aka | LibGD) 2.2.5, as used in the imagecolormatch function in PHP before | 5.6.40, 7.x before 7.1.26, 7.2.x before 7.2.14, and 7.3.x before 7.3.1, | has a heap-based buffer overflow. This can be exploited by an attacker | who is able to trigger imagecolormatch calls with crafted image data. If you fix the vulnerability please also make sure to include the CVE (Common Vulnerabilities & Exposures) id in your changelog entry. For further information see: [0] https://security-tracker.debian.org/tracker/CVE-2019-6977 https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-6977 [1] https://bugs.php.net/bug.php?id=77270 [2] https://gist.github.com/cmb69/1f36d285eb297ed326f5c821d7aafced Regards, Salvatore
