Use-after-free vulnerability in the EbmlMaster::Read function in libEBML before 1.3.3 allows context-dependent attackers to have unspecified impact via a "deeply nested element with infinite size" followed by another element of an upper level in an EBML document
Published Jan 29, 2016
9.6
CRITICALCVSS 3.0
EPSS 2.13%
Description
Use-after-free vulnerability in the EbmlMaster::Read function in libEBML before 1.3.3 allows context-dependent attackers to have unspecified impact via a "deeply nested element with infinite size" followed by another element of an upper level in an EBML document.
Affected products
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:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
AV:N/AC:M/Au:N/C:C/I:C/A:C
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 (11 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.13% (0.02126) | 81.25th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.13% (0.02126) | 79.46th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.58% (0.00576) | 66.86th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.83% (0.00829) | 82.68th | v3 (v2023.03.01) |
| May 22, 2024 | 0.83% (0.00829) | 81.97th | v3 (v2023.03.01) |
| Sep 16, 2023 | 0.83% (0.00829) | 79.95th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.76% (0.00764) | 78.34th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.11% (0.01108) | 55.18th | v2 (v2022.01.01) |
| Sep 17, 2022 | 1.11% (0.01108) | 53.57th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.11% (0.01108) | 51.54th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.11% (0.01108) | 29.61th | v2 (v2022.01.01) |
No CWE recorded.
References (7)
- http://lists.matroska.org/pipermail/matroska-users/2015-October/006985.html mailing-listx_refsource_MLISTVendor Advisory
- http://lists.opensuse.org/opensuse-updates/2016-01/msg00035.html vendor-advisoryx_refsource_SUSE
- http://www.debian.org/security/2016/dsa-3538 vendor-advisoryx_refsource_DEBIAN
- http://www.securityfocus.com/bid/94924 vdb-entryx_refsource_BID
- http://www.talosintelligence.com/reports/TALOS-2016-0037/ x_refsource_MISC
- https://github.com/Matroska-Org/libebml/blob/release-1.3.3/ChangeLog x_refsource_CONFIRMVendor Advisory
- https://github.com/Matroska-Org/libebml/commit/88409e2a94dd3b40ff81d08bf6d92f486d036b24 x_refsource_CONFIRM
| Link | Providers | Tags |
|---|---|---|
| http://lists.matroska.org/pipermail/matroska-users/2015-October/006985.html | mailing-listx_refsource_MLISTVendor Advisory | |
| http://lists.opensuse.org/opensuse-updates/2016-01/msg00035.html | vendor-advisoryx_refsource_SUSE | |
| http://www.debian.org/security/2016/dsa-3538 | vendor-advisoryx_refsource_DEBIAN | |
| http://www.securityfocus.com/bid/94924 | vdb-entryx_refsource_BID | |
| http://www.talosintelligence.com/reports/TALOS-2016-0037/ | x_refsource_MISC | |
| https://github.com/Matroska-Org/libebml/blob/release-1.3.3/ChangeLog | x_refsource_CONFIRMVendor Advisory | |
| https://github.com/Matroska-Org/libebml/commit/88409e2a94dd3b40ff81d08bf6d92f486d036b24 | x_refsource_CONFIRM |
Change history (0)
No recorded changes yet.