qpdf: Infinite loop in QPDFTokenizer::resolveLiteral in QPDFTokenizer.cc
Published Feb 13, 2018
5.5
MEDIUMCVSS 3.0
EPSS 1.07%
Description
An issue was discovered in QPDF before 7.0.0. Endless recursion causes stack exhaustion in QPDFTokenizer::resolveLiteral() in QPDFTokenizer.cc, related to the QPDF::resolve function in QPDF.cc.
Affected products
No data.
- < 7.0.0
No data.
Red Hat Enterprise Linux 7
qpdf
Will not fix
Red Hat Enterprise Linux 8
qpdf
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 7 | qpdf | Will not fix | n/a |
| Red Hat Enterprise Linux 8 | qpdf | Not affected | 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 (10 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 1.07% (0.01069) | 63.57th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.14% (0.01143) | 62.41th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.31% (0.00314) | 52.33th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.11% (0.00115) | 46.91th | v3 (v2023.03.01) |
| Jul 10, 2024 | 0.11% (0.00115) | 45.69th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.11% (0.00115) | 43.63th | v3 (v2023.03.01) |
| Mar 6, 2023 | 0.95% (0.00954) | 36.37th | v2 (v2022.01.01) |
| Sep 2, 2022 | 0.95% (0.00954) | 34.50th | v2 (v2022.01.01) |
| Apr 1, 2022 | 0.95% (0.00954) | 32.50th | v2 (v2022.01.01) |
| Feb 4, 2022 | 0.95% (0.00954) | 16.28th | v2 (v2022.01.01) |
References (7)
- https://access.redhat.com/security/cve/CVE-2015-9252 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1545268 Issue Tracking
- https://github.com/qpdf/qpdf/commit/701b518d5c56a1449825a3a37a716c58e05e1c3e x_refsource_MISCPatchThird Party Advisory
- https://github.com/qpdf/qpdf/issues/51 x_refsource_MISCIssue TrackingThird Party Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2015-9252
- https://usn.ubuntu.com/3638-1/ vendor-advisoryx_refsource_UBUNTU
- https://www.cve.org/CVERecord?id=CVE-2015-9252
| Link | Providers | Tags |
|---|---|---|
| https://access.redhat.com/security/cve/CVE-2015-9252 | Vendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1545268 | Issue Tracking | |
| https://github.com/qpdf/qpdf/commit/701b518d5c56a1449825a3a37a716c58e05e1c3e | x_refsource_MISCPatchThird Party Advisory | |
| https://github.com/qpdf/qpdf/issues/51 | x_refsource_MISCIssue TrackingThird Party Advisory | |
| https://nvd.nist.gov/vuln/detail/CVE-2015-9252 | ||
| https://usn.ubuntu.com/3638-1/ | vendor-advisoryx_refsource_UBUNTU | |
| https://www.cve.org/CVERecord?id=CVE-2015-9252 |
Change history (0)
No recorded changes yet.