Vulnerabilities
Misconfiguration
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CVE Vulnerabilities

CVE-2018-16749

NULL Pointer Dereference

Published: Sep 09, 2018 | Modified: Nov 21, 2024
CVSS 3.x
6.5
MEDIUM
Source:
NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CVSS 2.x
4.3 MEDIUM
AV:N/AC:M/Au:N/C:N/I:N/A:P
RedHat/V2
RedHat/V3
5.3 LOW
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Ubuntu
MEDIUM
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Additional information
NVDhttps://nvd.nist.gov/vuln/detail/CVE-2018-16749
CWEhttps://cwe.mitre.org/data/definitions/476.html

In ImageMagick 7.0.7-29 and earlier, a missing NULL check in ReadOneJNGImage in coders/png.c allows an attacker to cause a denial of service (WriteBlob assertion failure and application exit) via a crafted file.

Weakness

The product dereferences a pointer that it expects to be valid but is NULL.

Affected Software

NameVendorStart VersionEnd Version
ImagemagickImagemagick*6.9.9-42 (excluding)
ImagemagickImagemagick7.0.0-0 (including)7.0.7-29 (including)
Red Hat Enterprise Linux 7RedHatautotrace-0:0.31.1-38.el7*
Red Hat Enterprise Linux 7RedHatemacs-1:24.3-23.el7*
Red Hat Enterprise Linux 7RedHatImageMagick-0:6.9.10.68-3.el7*
Red Hat Enterprise Linux 7RedHatinkscape-0:0.92.2-3.el7*
ImagemagickUbuntubionic*
ImagemagickUbuntuesm-infra-legacy/trusty*
ImagemagickUbuntuesm-infra/bionic*
ImagemagickUbuntuesm-infra/xenial*
ImagemagickUbuntutrusty*
ImagemagickUbuntutrusty/esm*
ImagemagickUbuntuupstream*
ImagemagickUbuntuxenial*

Potential Mitigations

References

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