ImageMagick: out-of-bounds read in enhance.c
Published Dec 13, 2016
9.1
CRITICALCVSS 3.1
EPSS 4.22%
Description
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.
Affected products
No data.
- ≥ 7.0.0-0 · < 7.0.2-7
No data.
Red Hat Enterprise Linux 5
ImageMagick
Not affected
Red Hat Enterprise Linux 6
ImageMagick
Not affected
Red Hat Enterprise Linux 7
ImageMagick
Not affected
Red Hat OpenShift Enterprise 2
ImageMagick
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 5 | ImageMagick | Not affected | n/a |
| Red Hat Enterprise Linux 6 | ImageMagick | Not affected | n/a |
| Red Hat Enterprise Linux 7 | ImageMagick | Not affected | n/a |
| Red Hat OpenShift Enterprise 2 | ImageMagick | Not affected | n/a |
No package ranges for this CVE.
Remediation
Red Hat statement
This issue did not affect the versions of ImageMagick as shipped with Red Hat Enterprise Linux 5, 6, and 7.
Metrics
No CVSS v4.0 score for this CVE.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
CVSS:3.0/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:L
AV:N/AC:L/Au:N/C:P/I:N/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (13 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 4.22% (0.04223) | 90.69th | v5 (v2026.06.15) |
| Jun 15, 2026 | 4.14% (0.04143) | 89.50th | v5 (v2026.06.15) |
| Sep 10, 2025 | 3.42% (0.03417) | 86.99th | v4 (v2025.03.14) |
| Mar 30, 2025 | 0.97% (0.00967) | 74.55th | v4 (v2025.03.14) |
| Mar 29, 2025 | 3.66% (0.03663) | 79.55th | v4 (v2025.03.14) |
| Mar 17, 2025 | 0.97% (0.00967) | 75.01th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.62% (0.00616) | 79.48th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.62% (0.00616) | 78.11th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.62% (0.00616) | 75.46th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.21% (0.01213) | 66.61th | v2 (v2022.01.01) |
| Feb 17, 2023 | 1.21% (0.01213) | 66.22th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.21% (0.01213) | 64.21th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.21% (0.01213) | 40.54th | v2 (v2022.01.01) |
References (9)
- http://www.imagemagick.org/script/changelog.php x_refsource_CONFIRMRelease NotesVendor Advisory
- http://www.openwall.com/lists/oss-security/2016/08/02/10 mailing-listx_refsource_MLISTMailing ListPatchThird Party Advisory
- http://www.openwall.com/lists/oss-security/2016/08/02/6 mailing-listx_refsource_MLISTMailing ListPatchThird Party Advisory
- http://www.securitytracker.com/id/1036502 vdb-entryx_refsource_SECTRACKPatchThird Party AdvisoryVDB Entry
- https://access.redhat.com/security/cve/CVE-2016-6520 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1364357 Issue Tracking
- https://github.com/ImageMagick/ImageMagick/commit/76401e172ea3a55182be2b8e2aca4d07270f6da6 x_refsource_CONFIRMPatchThird Party Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2016-6520
- https://www.cve.org/CVERecord?id=CVE-2016-6520
| Link | Providers | Tags |
|---|---|---|
| http://www.imagemagick.org/script/changelog.php | x_refsource_CONFIRMRelease NotesVendor Advisory | |
| http://www.openwall.com/lists/oss-security/2016/08/02/10 | mailing-listx_refsource_MLISTMailing ListPatchThird Party Advisory | |
| http://www.openwall.com/lists/oss-security/2016/08/02/6 | mailing-listx_refsource_MLISTMailing ListPatchThird Party Advisory | |
| http://www.securitytracker.com/id/1036502 | vdb-entryx_refsource_SECTRACKPatchThird Party AdvisoryVDB Entry | |
| https://access.redhat.com/security/cve/CVE-2016-6520 | Vendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1364357 | Issue Tracking | |
| https://github.com/ImageMagick/ImageMagick/commit/76401e172ea3a55182be2b8e2aca4d07270f6da6 | x_refsource_CONFIRMPatchThird Party Advisory | |
| https://nvd.nist.gov/vuln/detail/CVE-2016-6520 | ||
| https://www.cve.org/CVERecord?id=CVE-2016-6520 |
Change history (0)
No recorded changes yet.