HIGH
The wrap_lines_smart function in ass_render.c in libass before 0.13.4 allows remote attackers to cause a denial of service (out-of-bounds read) via unspecified vectors, related to "0/3 line wrapping equalization."
Published Mar 3, 2017
7.5
HIGHCVSS 3.1
EPSS 4.23%
Description
The wrap_lines_smart function in ass_render.c in libass before 0.13.4 allows remote attackers to cause a denial of service (out-of-bounds read) via unspecified vectors, related to "0/3 line wrapping equalization."
Affected products
No data.
Configuration 2
OR
- 23
- 24
- 25
Configuration 3
- ≤ 0.13.3
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
7.5 HIGH NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Impact None
Integrity Impact None
Availability Impact High
No CVSS v3.0 score for this CVE.
5.0 MEDIUM NVD
AV:N/AC:L/Au:N/C:N/I:N/A:P
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact None
Integrity Impact None
Availability Impact Partial
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
4.23% 0.04227
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.04227
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 (19 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 4.23% (0.04227) | 90.70th | v5 (v2026.06.15) |
| Jun 15, 2026 | 4.26% (0.04261) | 89.75th | v5 (v2026.06.15) |
| Jun 12, 2026 | 1.95% (0.01949) | 83.90th | v4 (v2025.03.14) |
| Feb 18, 2026 | 4.00% (0.04004) | 88.17th | v4 (v2025.03.14) |
| Mar 30, 2025 | 5.28% (0.05279) | 89.04th | v4 (v2025.03.14) |
| Mar 29, 2025 | 10.54% (0.10545) | 88.69th | v4 (v2025.03.14) |
| Mar 19, 2025 | 5.28% (0.05279) | 88.76th | v4 (v2025.03.14) |
| Mar 17, 2025 | 2.96% (0.02960) | 85.57th | v4 (v2025.03.14) |
| Dec 12, 2024 | 1.67% (0.01665) | 88.14th | v3 (v2023.03.01) |
| Jun 3, 2024 | 1.67% (0.01665) | 87.64th | v3 (v2023.03.01) |
| Mar 15, 2024 | 1.47% (0.01475) | 86.44th | v3 (v2023.03.01) |
| Feb 4, 2024 | 1.03% (0.01028) | 82.26th | v3 (v2023.03.01) |
| Dec 23, 2023 | 0.97% (0.00965) | 81.58th | v3 (v2023.03.01) |
| Nov 8, 2023 | 0.86% (0.00863) | 80.37th | v3 (v2023.03.01) |
| Jun 7, 2023 | 1.28% (0.01278) | 83.77th | v3 (v2023.03.01) |
| Mar 7, 2023 | 1.78% (0.01777) | 86.09th | v3 (v2023.03.01) |
| Mar 6, 2023 | 2.17% (0.02172) | 80.77th | v2 (v2022.01.01) |
| Apr 1, 2022 | 2.17% (0.02172) | 78.91th | v2 (v2022.01.01) |
| Feb 4, 2022 | 2.17% (0.02172) | 57.73th | v2 (v2022.01.01) |
Weaknesses (1)
References (10)
- http://lists.opensuse.org/opensuse-updates/2016-12/msg00068.html vendor-advisoryx_refsource_SUSEThird Party Advisory
- http://www.openwall.com/lists/oss-security/2016/10/05/2 mailing-listx_refsource_MLISTMailing ListPatchThird Party Advisory
- http://www.securityfocus.com/bid/93358 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- https://bugzilla.redhat.com/show_bug.cgi?id=1381960 x_refsource_CONFIRMIssue TrackingPatch
- https://github.com/libass/libass/commit/f4f48950788b91c6a30029cc28a240b834713ea7 x_refsource_CONFIRMPatchVendor Advisory
- https://github.com/libass/libass/releases/tag/0.13.4 x_refsource_CONFIRMPatchRelease NotesThird Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KW6DNERYHPI5Y6SQYU3XKTVSCOWMIHUC/ vendor-advisoryx_refsource_FEDORA
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/R7JJ2SGVOX6UQQIRMVC3QACJLKHE2PYN/ vendor-advisoryx_refsource_FEDORA
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VUOUOK3VULMMZTNSCRFCNPDAPDWAVK7X/ vendor-advisoryx_refsource_FEDORA
- https://security.gentoo.org/glsa/201702-25 vendor-advisoryx_refsource_GENTOOPatchThird Party AdvisoryVDB Entry
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Mar 3, 2017
Updated Aug 6, 2024
Reserved Sep 9, 2016
Link CVE-2016-7969
CISA Vulnrichment
Updated n/a