libtiff: NULL pointer dereference in the jpeg_fdct_16x16 function in jfdctint.c
Published Apr 21, 2018
6.5
MEDIUMCVSS 3.1
EPSS 1.83%
Description
ijg-libjpeg before 9d, as used in tiff2pdf (from LibTIFF) and other products, does not check for a NULL pointer at a certain place in jpeg_fdct_16x16 in jfdctint.c.
Affected products
No data.
No data.
Red Hat Enterprise Linux 5
libtiff
Not affected
Red Hat Enterprise Linux 6
libtiff
Not affected
Red Hat Enterprise Linux 7
libtiff
Not affected
Red Hat Enterprise Linux 8
libtiff
Not affected
Red Hat Enterprise Linux 9
libtiff
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 5 | libtiff | Not affected | n/a |
| Red Hat Enterprise Linux 6 | libtiff | Not affected | n/a |
| Red Hat Enterprise Linux 7 | libtiff | Not affected | n/a |
| Red Hat Enterprise Linux 8 | libtiff | Not affected | n/a |
| Red Hat Enterprise Linux 9 | libtiff | Not affected | n/a |
No package ranges for this CVE.
Remediation
Red Hat statement
This issue did not affect the versions of libtiff 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:R/S:U/C:N/I:N/A:H
CVSS:3.0/AV:L/AC:L/PR:L/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 v2
- EPSS v3
- EPSS v5
Percentile over time
- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v5
Table of values (14 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 1.83% (0.01829) | 78.07th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.87% (0.01870) | 76.54th | v5 (v2026.06.15) |
| Jul 20, 2024 | 0.10% (0.00099) | 41.50th | v3 (v2023.03.01) |
| Feb 29, 2024 | 0.10% (0.00099) | 39.78th | v3 (v2023.03.01) |
| Nov 8, 2023 | 0.09% (0.00094) | 39.52th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.08% (0.00080) | 32.68th | v3 (v2023.03.01) |
| Mar 6, 2023 | 0.89% (0.00885) | 27.89th | v2 (v2022.01.01) |
| Sep 10, 2022 | 0.89% (0.00885) | 26.24th | v2 (v2022.01.01) |
| Apr 1, 2022 | 0.89% (0.00885) | 24.24th | v2 (v2022.01.01) |
| Feb 4, 2022 | 0.89% (0.00885) | 10.50th | v2 (v2022.01.01) |
| Feb 3, 2022 | 0.62% (0.00624) | 17.80th | v1 |
| Jan 6, 2022 | 0.62% (0.00624) | 17.24th | v1 |
| Sep 1, 2021 | 0.62% (0.00624) | 45.04th | v1 |
| Apr 14, 2021 | 0.62% (0.00624) | 0.00th | v1 |
References (7)
- http://bugzilla.maptools.org/show_bug.cgi?id=2786 ExploitIssue TrackingThird Party Advisory
- https://access.redhat.com/security/cve/CVE-2018-10126 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1572766 Issue Tracking
- https://gitlab.com/libtiff/libtiff/-/issues/128
- https://lists.apache.org/thread.html/rf9fa47ab66495c78bb4120b0754dd9531ca2ff0430f6685ac9b07772%40%3Cdev.mina.apache.org%3E mailing-list
- https://nvd.nist.gov/vuln/detail/CVE-2018-10126
- https://www.cve.org/CVERecord?id=CVE-2018-10126
| Link | Providers | Tags |
|---|---|---|
| http://bugzilla.maptools.org/show_bug.cgi?id=2786 | ExploitIssue TrackingThird Party Advisory | |
| https://access.redhat.com/security/cve/CVE-2018-10126 | Vendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1572766 | Issue Tracking | |
| https://gitlab.com/libtiff/libtiff/-/issues/128 | ||
| https://lists.apache.org/thread.html/rf9fa47ab66495c78bb4120b0754dd9531ca2ff0430f6685ac9b07772%40%3Cdev.mina.apache.org%3E | mailing-list | |
| https://nvd.nist.gov/vuln/detail/CVE-2018-10126 | ||
| https://www.cve.org/CVERecord?id=CVE-2018-10126 |
Change history (0)
No recorded changes yet.