The libfsclfs_block_read function in libfsclfs_block.c in libfsclfs before 2018-07-25 allows remote attackers to cause a heap-based buffer over-read via a crafted clfs file
Published Sep 1, 2018
6.5
MEDIUMCVSS 3.0
EPSS 1.46%
Description
The libfsclfs_block_read function in libfsclfs_block.c in libfsclfs before 2018-07-25 allows remote attackers to cause a heap-based buffer over-read via a crafted clfs file. NOTE: the vendor has disputed this as described in the GitHub issue comments
Affected products
No data.
- < 2018-07-25
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.
No CVSS v3.1 score for this CVE.
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
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 2, 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 (10 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 1.46% (0.01456) | 72.56th | v5 (v2026.06.15) |
| Aug 23, 2026 | 1.68% (0.01680) | 74.78th | v5 (v2026.06.15) |
| Jul 20, 2024 | 0.18% (0.00180) | 55.66th | v3 (v2023.03.01) |
| Jul 11, 2024 | 0.18% (0.00180) | 55.58th | v3 (v2023.03.01) |
| Jun 28, 2024 | 0.17% (0.00167) | 53.64th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.17% (0.00167) | 51.63th | 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 | 0.52% (0.00523) | 12.55th | v5 (v2026.06.15) |
| Apr 14, 2021 | 0.52% (0.00523) | 0.00th | v1 |
References (1)
- https://github.com/libyal/libfsclfs/issues/3 x_refsource_MISCExploitThird Party Advisory
| Link | Providers | Tags |
|---|---|---|
| https://github.com/libyal/libfsclfs/issues/3 | x_refsource_MISCExploitThird Party Advisory |
Change history (0)
No recorded changes yet.