qpdf: Infinite loop related to QPDFObjectHandle::parseInternal
Published May 23, 2017
5.5
MEDIUMCVSS 3.0
EPSS 1.47%
Description
libqpdf.a in QPDF 6.0.0 allows remote attackers to cause a denial of service (infinite recursion and stack consumption) via a crafted PDF document, related to QPDFObjectHandle::parseInternal, aka qpdf-infiniteloop2.
Affected products
No data.
Configuration 1
- 6.0.0
Configuration 2
- 14.04
- 16.04
- 17.10
No data.
Red Hat Enterprise Linux 7
qpdf
Will not fix
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 7 | qpdf | 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:H/I:N/A:N
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
2021–2026- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
Percentile over time
- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
Table of values (11 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 1.47% (0.01465) | 72.71th | v5 (v2026.06.15) |
| Aug 23, 2026 | 2.16% (0.02157) | 80.56th | v5 (v2026.06.15) |
| Jul 20, 2024 | 0.17% (0.00174) | 55.02th | v3 (v2023.03.01) |
| Nov 16, 2023 | 0.17% (0.00174) | 54.53th | v3 (v2023.03.01) |
| Oct 7, 2023 | 0.21% (0.00206) | 58.11th | v3 (v2023.03.01) |
| Sep 3, 2023 | 0.25% (0.00246) | 61.80th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.10% (0.00101) | 39.97th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.05% (0.01055) | 52.13th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.05% (0.01055) | 27.52th | v2 (v2022.01.01) |
| Feb 3, 2022 | 0.98% (0.00976) | 26.54th | v5 (v2026.06.15) |
| Apr 14, 2021 | 0.98% (0.00976) | 0.00th | v1 |
References (6)
- https://access.redhat.com/security/cve/CVE-2017-9209 Vendor Advisory
- https://blogs.gentoo.org/ago/2017/05/21/qpdf-three-infinite-loop-in-libqpdf/ x_refsource_MISCPatchThird Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1454816 Issue Tracking
- https://nvd.nist.gov/vuln/detail/CVE-2017-9209
- https://usn.ubuntu.com/3638-1/ vendor-advisoryx_refsource_UBUNTUThird Party Advisory
- https://www.cve.org/CVERecord?id=CVE-2017-9209
| Link | Providers | Tags |
|---|---|---|
| https://access.redhat.com/security/cve/CVE-2017-9209 | Vendor Advisory | |
| https://blogs.gentoo.org/ago/2017/05/21/qpdf-three-infinite-loop-in-libqpdf/ | x_refsource_MISCPatchThird Party Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1454816 | Issue Tracking | |
| https://nvd.nist.gov/vuln/detail/CVE-2017-9209 | ||
| https://usn.ubuntu.com/3638-1/ | vendor-advisoryx_refsource_UBUNTUThird Party Advisory | |
| https://www.cve.org/CVERecord?id=CVE-2017-9209 |
Change history (0)
No recorded changes yet.