Mat_VarReadNextInfo4 in mat4.c in MATIO 1.5.17 omits a certain '\0' character, leading to a heap-based buffer over-read in strdup_vprintf when uninitialized memory is accessed
Published Oct 13, 2019
8.2
HIGHCVSS 3.1
EPSS 1.90%
Description
Mat_VarReadNextInfo4 in mat4.c in MATIO 1.5.17 omits a certain '\0' character, leading to a heap-based buffer over-read in strdup_vprintf when uninitialized memory is accessed.
Affected products
No data.
Configuration 1
- 1.5.17
Configuration 2
- 8.0
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.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H
No CVSS v3.0 score for this CVE.
AV:N/AC:L/Au:N/C:P/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 3, 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 (15 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 3, 2026 | 1.90% (0.01895) | 78.91th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.88% (0.01879) | 76.65th | v5 (v2026.06.15) |
| Jul 20, 2024 | 0.21% (0.00210) | 59.41th | v3 (v2023.03.01) |
| Jul 8, 2023 | 0.21% (0.00210) | 57.86th | v3 (v2023.03.01) |
| May 8, 2023 | 0.26% (0.00256) | 61.90th | v3 (v2023.03.01) |
| Mar 17, 2023 | 0.27% (0.00269) | 62.70th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.19% (0.00190) | 54.68th | 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 | 5.74% (0.05736) | 77.22th | v2 (v2022.01.01) |
| Feb 3, 2022 | 3.63% (0.03630) | 71.73th | v1 |
| Jan 6, 2022 | 3.63% (0.03630) | 71.48th | v1 |
| Sep 1, 2021 | 0.83% (0.00833) | 57.50th | v1 |
| Apr 14, 2021 | 0.83% (0.00833) | 0.00th | v1 |
References (3)
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=16856 x_refsource_MISCExploitIssue TrackingThird Party Advisory
- https://github.com/tbeu/matio/commit/651a8e28099edb5fbb9e4e1d4d3238848f446c9a x_refsource_MISCPatch
- https://lists.debian.org/debian-lts-announce/2020/06/msg00037.html mailing-listx_refsource_MLISTMailing ListThird Party Advisory
| Link | Providers | Tags |
|---|---|---|
| https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=16856 | x_refsource_MISCExploitIssue TrackingThird Party Advisory | |
| https://github.com/tbeu/matio/commit/651a8e28099edb5fbb9e4e1d4d3238848f446c9a | x_refsource_MISCPatch | |
| https://lists.debian.org/debian-lts-announce/2020/06/msg00037.html | mailing-listx_refsource_MLISTMailing ListThird Party Advisory |
Change history (0)
No recorded changes yet.