libtiff: heap-based use after free in tiff2pdf.c:t2p_writeproc
Published Dec 29, 2017
8.8
HIGHCVSS 3.1
EPSS 3.08%
Description
In LibTIFF 4.0.8, there is a heap-based use-after-free in the t2p_writeproc function in tiff2pdf.c. NOTE: there is a third-party report of inability to reproduce this issue
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
Red Hat engineering was unable to reproduce this issue. Also there was no update from upstream about the ability to validate this bug. As a result there would be no fixes available for this CVE.
Metrics
No CVSS v4.0 score for this CVE.
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
1 other source (Red Hat) ▾
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
AV:N/AC:M/Au:N/C:P/I:P/A:P
This CVE is not in the KEV list.
CISA SSVC (Vulnrichment)
Stakeholder-Specific Vulnerability Categorization from CISA ADP.
Exploitation
NoneAutomatable
NoTechnical Impact
TotalDecision
n/aAssessed Apr 22, 2024 · SSVC 2.0.3
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 | 3.08% (0.03077) | 87.21th | v5 (v2026.06.15) |
| Jun 15, 2026 | 3.05% (0.03051) | 85.81th | v5 (v2026.06.15) |
| Jul 20, 2024 | 0.48% (0.00482) | 76.15th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.48% (0.00482) | 75.17th | v3 (v2023.03.01) |
| May 22, 2023 | 0.48% (0.00482) | 72.34th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.53% (0.00533) | 73.57th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.02% (0.01018) | 40.69th | v2 (v2022.01.01) |
| Sep 10, 2022 | 1.02% (0.01018) | 38.88th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.02% (0.01018) | 36.86th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.02% (0.01018) | 19.50th | v2 (v2022.01.01) |
| Feb 3, 2022 | 1.04% (0.01040) | 28.32th | v1 |
| Jan 6, 2022 | 1.04% (0.01040) | 27.69th | v1 |
| Sep 1, 2021 | 1.04% (0.01040) | 64.49th | v1 |
| Apr 14, 2021 | 1.04% (0.01040) | 0.00th | v1 |
References (7)
- http://bugzilla.maptools.org/show_bug.cgi?id=2769 x_refsource_MISCExploitIssue TrackingThird Party Advisory
- http://www.securityfocus.com/bid/102331 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- https://access.redhat.com/security/cve/CVE-2017-17973 Vendor Advisory
- https://bugzilla.novell.com/show_bug.cgi?id=1074318 x_refsource_MISC
- https://bugzilla.redhat.com/show_bug.cgi?id=1530912 x_refsource_MISCIssue Tracking
- https://nvd.nist.gov/vuln/detail/CVE-2017-17973
- https://www.cve.org/CVERecord?id=CVE-2017-17973
| Link | Providers | Tags |
|---|---|---|
| http://bugzilla.maptools.org/show_bug.cgi?id=2769 | x_refsource_MISCExploitIssue TrackingThird Party Advisory | |
| http://www.securityfocus.com/bid/102331 | vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry | |
| https://access.redhat.com/security/cve/CVE-2017-17973 | Vendor Advisory | |
| https://bugzilla.novell.com/show_bug.cgi?id=1074318 | x_refsource_MISC | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1530912 | x_refsource_MISCIssue Tracking | |
| https://nvd.nist.gov/vuln/detail/CVE-2017-17973 | ||
| https://www.cve.org/CVERecord?id=CVE-2017-17973 |
Change history (0)
No recorded changes yet.