ImageMagick: Heap-buffer overflow in IsPixelGray in pixel-accessor.h
Published Mar 23, 2017
5.5
MEDIUMCVSS 3.0
EPSS 2.28%
Description
The IsPixelGray function in MagickCore/pixel-accessor.h in ImageMagick 7.0.3-8 allows remote attackers to cause a denial of service (out-of-bounds heap read) via a crafted image file.
Affected products
No data.
Configuration 1
- 7.0.3-8
Configuration 2
- 8.0
- 42.1
No data.
Red Hat Enterprise Linux 5
ImageMagick
Will not fix
Red Hat Enterprise Linux 6
ImageMagick
Affected
Red Hat Enterprise Linux 7
ImageMagick
Will not fix
Red Hat OpenShift Enterprise 2
ImageMagick
Will not fix
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 5 | ImageMagick | Will not fix | n/a |
| Red Hat Enterprise Linux 6 | ImageMagick | Affected | n/a |
| Red Hat Enterprise Linux 7 | ImageMagick | Will not fix | n/a |
| Red Hat OpenShift Enterprise 2 | ImageMagick | Will not fix | n/a |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
1 other source (Red Hat) ▾
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
AV:N/AC:M/Au:N/C:N/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 (20 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.28% (0.02277) | 82.49th | v5 (v2026.06.15) |
| Sep 22, 2026 | 2.28% (0.02277) | 82.36th | v5 (v2026.06.15) |
| Sep 21, 2026 | 4.84% (0.04841) | 91.62th | v5 (v2026.06.15) |
| Sep 6, 2026 | 2.28% (0.02277) | 81.98th | v5 (v2026.06.15) |
| Sep 5, 2026 | 4.84% (0.04841) | 91.44th | v5 (v2026.06.15) |
| Aug 30, 2026 | 2.28% (0.02277) | 81.88th | v5 (v2026.06.15) |
| Aug 28, 2026 | 4.84% (0.04841) | 91.39th | v5 (v2026.06.15) |
| Aug 24, 2026 | 2.28% (0.02277) | 81.78th | v5 (v2026.06.15) |
| Aug 23, 2026 | 4.84% (0.04841) | 91.36th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.28% (0.02277) | 80.78th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.09% (0.00092) | 23.93th | v4 (v2025.03.14) |
| Dec 12, 2024 | 2.32% (0.02316) | 90.11th | v3 (v2023.03.01) |
| Jun 23, 2024 | 2.14% (0.02137) | 89.33th | v3 (v2023.03.01) |
| Apr 4, 2024 | 1.89% (0.01894) | 88.25th | v3 (v2023.03.01) |
| Aug 8, 2023 | 1.62% (0.01615) | 85.81th | v3 (v2023.03.01) |
| Mar 7, 2023 | 1.14% (0.01144) | 82.54th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.78% (0.01776) | 76.86th | v2 (v2022.01.01) |
| Feb 23, 2023 | 1.78% (0.01776) | 76.81th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.78% (0.01776) | 74.78th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.78% (0.01776) | 53.99th | v2 (v2022.01.01) |
References (12)
- http://lists.opensuse.org/opensuse-updates/2016-12/msg00040.html vendor-advisoryx_refsource_SUSEThird Party Advisory
- http://www.debian.org/security/2016/dsa-3726 vendor-advisoryx_refsource_DEBIANThird Party Advisory
- http://www.openwall.com/lists/oss-security/2016/11/23/1 mailing-listx_refsource_MLISTMailing ListThird Party Advisory
- http://www.openwall.com/lists/oss-security/2016/12/01/4 mailing-listx_refsource_MLISTMailing ListThird Party Advisory
- http://www.openwall.com/lists/oss-security/2016/12/02/12 mailing-listx_refsource_MLISTMailing ListThird Party Advisory
- http://www.securityfocus.com/bid/94492 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- https://access.redhat.com/security/cve/CVE-2016-9556 Vendor Advisory
- https://blogs.gentoo.org/ago/2016/11/19/imagemagick-heap-based-buffer-overflow-in-ispixelgray-pixel-accessor-h x_refsource_MISCThird Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1398198 x_refsource_CONFIRMIssue TrackingThird Party Advisory
- https://github.com/ImageMagick/ImageMagick/commit/ce98a7acbcfca7f0a178f4b1e7b957e419e0cc99 x_refsource_CONFIRMIssue TrackingPatchVendor Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2016-9556
- https://www.cve.org/CVERecord?id=CVE-2016-9556
Change history (0)
No recorded changes yet.