CVE-2017-11139 - Double Free

Severity

75%

Complexity

99%

Confidentiality

106%

GraphicsMagick 1.3.26 has double free vulnerabilities in the ReadOneJNGImage() function in coders/png.c.

GraphicsMagick 1.3.26 has double free vulnerabilities in the ReadOneJNGImage() function in coders/png.c.

CVSS 3.0 Base Score 9.8. CVSS Attack Vector: network. CVSS Attack Complexity: low. CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H).

CVSS 2.0 Base Score 7.5. CVSS Attack Vector: network. CVSS Attack Complexity: low. CVSS Vector: (AV:N/AC:L/Au:N/C:P/I:P/A:P).

Demo Examples

Double Free

CWE-415

Double Free

CWE-415

While contrived, this code should be exploitable on Linux distributions which do not ship with heap-chunk check summing turned on.


               
}
free(buf1R2);

Overview

First reported 7 years ago

2017-07-10 03:29:00

Last updated 5 years ago

2019-05-03 19:36:00

Affected Software

GraphicsMagick 1.3.26

1.3.26

Debian Linux 9.0

9.0

References

http://hg.code.sf.net/p/graphicsmagick/code/rev/4d0baa77245b

Issue Tracking, Patch, Third Party Advisory

99504

Third Party Advisory, VDB Entry

DSA-4321

Third Party Advisory

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