CVE-2016-6520
Buffer overflow in MagickCore/enhance.c in ImageMagick before 7.0.2-7 allows remote attackers to...
Buffer overflow in MagickCore/enhance.c in ImageMagick before 7.0.2-7 allows remote attackers to have unspecified impact via vectors related to pixel cache morphology.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- None
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
Buffer overflow in MagickCore/enhance.c in ImageMagick before 7.0.2-7 allows remote attackers to have unspecified impact via vectors related to pixel cache morphology.
- Record
CVE-2016-6520- CVSS 3.1
- 9.1 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H - CVSS 2.0
- 6.4 Medium
AV:N/AC:L/Au:N/C:P/I:N/A:P - Weakness
- CWE-125
- Updated
- 2026-11-02
CVE List No score
Buffer overflow in MagickCore/enhance.c in ImageMagick before 7.0.2-7 allows remote attackers to have unspecified impact via vectors related to pixel cache morphology.
- Record
CVE-2016-6520- Updated
- 2026-11-02
EUVDEUVD-2016-7441 No score
Buffer overflow in MagickCore/enhance.c in ImageMagick before 7.0.2-7 allows remote attackers to have unspecified impact via vectors related to pixel cache morphology.
- Record
EUVD-2016-7441- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-mg49-wc47-228m
Buffer overflow in MagickCore/enhance.c in ImageMagick before 7.0.2-7 allows remote attackers to...
Buffer overflow in MagickCore/enhance.c in ImageMagick before 7.0.2-7 allows remote attackers to have unspecified impact via vectors related to pixel cache morphology.
- Record
GHSA-mg49-wc47-228m- CVSS 3.1
- 9.1 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H - Weakness
- CWE-125
- Updated
- 2026-11-02
OSV
Buffer overflow in MagickCore/enhance.c in ImageMagick before 7.0.2-7 allows remote attackers to have unspecified impact via vectors related to pixel cache morphology.
- Record
CVE-2016-6520- CVSS 3.1
- 9.1 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H - Updated
- 2026-11-02
OSVSUSE-SU-2016:2075-1 No score
Security update for ImageMagick
This update for ImageMagick fixes the following issues:
- security update:
- CVE-2016-6520: buffer overflow [bsc#991872]
- CVE-2016-6491: Out-of-bounds read in CopyMagickMemory [bsc#991445]
- Record
SUSE-SU-2016:2075-1- Updated
- 2026-11-02
OSVSUSE-SU-2016:2076-1 No score
Security update for ImageMagick
This update for ImageMagick fixes the following issues:
- security update:
- CVE-2016-6520: buffer overflow [bsc#991872]
- CVE-2016-5010: Out-of-bounds read in CopyMagickMemory [bsc#991444]
- CVE-2016-6491: Out-of-bounds read when processing crafted tiff files [bsc#991445]
- Record
SUSE-SU-2016:2076-1- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
ImageMagickSUSE:Linux Enterprise Software Development Kit 11 SP4 From an advisory covering 2 CVEs |
before 6.4.3.6-7.48.1 | 6.4.3.6-7.48.1 |
ImageMagickSUSE:Linux Enterprise Server 11 SP4 From an advisory covering 2 CVEs |
before 6.4.3.6-7.48.1 | 6.4.3.6-7.48.1 |
ImageMagickSUSE:Linux Enterprise Server for SAP Applications 11 SP4 From an advisory covering 2 CVEs |
before 6.4.3.6-7.48.1 | 6.4.3.6-7.48.1 |
ImageMagickSUSE:Linux Enterprise Desktop 12 SP1 From an advisory covering 3 CVEs |
before 6.8.8.1-33.1 | 6.8.8.1-33.1 |
ImageMagickSUSE:Linux Enterprise Software Development Kit 12 SP1 From an advisory covering 3 CVEs |
before 6.8.8.1-33.1 | 6.8.8.1-33.1 |
ImageMagickSUSE:Linux Enterprise Server 12 SP1 From an advisory covering 3 CVEs |
before 6.8.8.1-33.1 | 6.8.8.1-33.1 |
ImageMagickSUSE:Linux Enterprise Server for SAP Applications 12 SP1 From an advisory covering 3 CVEs |
before 6.8.8.1-33.1 | 6.8.8.1-33.1 |
ImageMagickSUSE:Linux Enterprise Workstation Extension 12 SP1 From an advisory covering 3 CVEs |
before 6.8.8.1-33.1 | 6.8.8.1-33.1 |
History
| Recorded | Changed | Sources |
|---|---|---|
| affected, facts | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2016-6520 is a critical vulnerability (CVSS 9.1) in Imagemagick, published August 15, 2016. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 4.22%, the 91st percentile. No source names a fixed version.
References
securitytracker.com/id/1036502
openwall.com/lists/oss-security/2016/08/02/6
imagemagick.org/script/changelog.php
github.com/ImageMagick/ImageMagick/commit/76401e172ea3a55182be2b8e2aca4d07270f6da6
nvd.nist.gov/vuln/detail/CVE-2016-6520
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suse.com/support/update/announcement/2016/suse-su-20162075-1
bugzilla.suse.com/991445