ImageMagick: reachable assertion in ReadOneJNGImage in coders/png.c
Published Sep 9, 2018
6.5
MEDIUMCVSS 3.1
EPSS 2.31%
Description
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.
Affected products
No data.
Configuration 1
- < 6.9.9-42
- ≥ 7.0.0-0 · ≤ 7.0.7-29
Configuration 2
- 14.04
- 16.04
- 18.04
Configuration 3
- 8.0
- 9.0
No data.
Red Hat Enterprise Linux 7
ImageMagick-0:6.9.10.68-3.el7
Fixed · RHSA-2020:1180
Red Hat Enterprise Linux 7
autotrace-0:0.31.1-38.el7
Fixed · RHSA-2020:1180
Red Hat Enterprise Linux 7
emacs-1:24.3-23.el7
Fixed · RHSA-2020:1180
Red Hat Enterprise Linux 7
inkscape-0:0.92.2-3.el7
Fixed · RHSA-2020:1180
Red Hat Enterprise Linux 5
ImageMagick
Will not fix
Red Hat Enterprise Linux 6
ImageMagick
Will not fix
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 7 | ImageMagick-0:6.9.10.68-3.el7 | Fixed | RHSA-2020:1180 |
| Red Hat Enterprise Linux 7 | autotrace-0:0.31.1-38.el7 | Fixed | RHSA-2020:1180 |
| Red Hat Enterprise Linux 7 | emacs-1:24.3-23.el7 | Fixed | RHSA-2020:1180 |
| Red Hat Enterprise Linux 7 | inkscape-0:0.92.2-3.el7 | Fixed | RHSA-2020:1180 |
| Red Hat Enterprise Linux 5 | ImageMagick | Will not fix | n/a |
| Red Hat Enterprise Linux 6 | 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.
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/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
2021–2026- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
- EPSS v4
Percentile over time
- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
- EPSS v4
Table of values (12 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.31% (0.02305) | 82.72th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.29% (0.02286) | 80.86th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.16% (0.00157) | 33.92th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.21% (0.00208) | 59.69th | v3 (v2023.03.01) |
| Jun 24, 2024 | 0.21% (0.00208) | 59.06th | v3 (v2023.03.01) |
| Apr 28, 2024 | 0.19% (0.00195) | 56.52th | v3 (v2023.03.01) |
| Sep 3, 2023 | 0.22% (0.00217) | 58.99th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.24% (0.00236) | 59.89th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.02% (0.01018) | 40.69th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.02% (0.01018) | 19.50th | v2 (v2022.01.01) |
| Feb 3, 2022 | 1.55% (0.01550) | 33.66th | v5 (v2026.06.15) |
| Apr 14, 2021 | 1.55% (0.01550) | 0.00th | v1 |
References (9)
- https://access.redhat.com/security/cve/CVE-2018-16749 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1627916 Issue Tracking
- https://github.com/ImageMagick/ImageMagick/issues/1119 x_refsource_MISCExploitIssue TrackingPatchThird Party Advisory
- https://github.com/ImageMagick/ImageMagick6/commit/1007b98f8795ad4bea6bc5f68a32d83e982fdae4 x_refsource_MISCPatchThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2018/10/msg00002.html mailing-listx_refsource_MLISTThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/09/msg00007.html mailing-listx_refsource_MLISTMailing ListThird Party Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2018-16749
- https://usn.ubuntu.com/3785-1/ vendor-advisoryx_refsource_UBUNTUThird Party Advisory
- https://www.cve.org/CVERecord?id=CVE-2018-16749
| Link | Providers | Tags |
|---|---|---|
| https://access.redhat.com/security/cve/CVE-2018-16749 | Vendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1627916 | Issue Tracking | |
| https://github.com/ImageMagick/ImageMagick/issues/1119 | x_refsource_MISCExploitIssue TrackingPatchThird Party Advisory | |
| https://github.com/ImageMagick/ImageMagick6/commit/1007b98f8795ad4bea6bc5f68a32d83e982fdae4 | x_refsource_MISCPatchThird Party Advisory | |
| https://lists.debian.org/debian-lts-announce/2018/10/msg00002.html | mailing-listx_refsource_MLISTThird Party Advisory | |
| https://lists.debian.org/debian-lts-announce/2020/09/msg00007.html | mailing-listx_refsource_MLISTMailing ListThird Party Advisory | |
| https://nvd.nist.gov/vuln/detail/CVE-2018-16749 | ||
| https://usn.ubuntu.com/3785-1/ | vendor-advisoryx_refsource_UBUNTUThird Party Advisory | |
| https://www.cve.org/CVERecord?id=CVE-2018-16749 |
Change history (0)
No recorded changes yet.