hdf5: division by zero in H5D__chunk_init in H5Dchunk.c
Published May 16, 2018
6.5
MEDIUMCVSS 3.0
EPSS 1.77%
Description
A division by zero was discovered in H5D__chunk_init in H5Dchunk.c in the HDF HDF5 1.10.2 library. It could allow a remote denial of service attack.
Affected products
No data.
No data.
Red Hat Enterprise Linux 8
hdf5
Will not fix
Red Hat Enterprise Linux OpenStack Platform 7 (Kilo)
hdf5
Will not fix
Red Hat OpenStack Platform 10 (Newton)
hdf5
Will not fix
Red Hat OpenStack Platform 12 (Pike)
hdf5
Will not fix
Red Hat OpenStack Platform 13 (Queens)
hdf5
Fix deferred
Red Hat OpenStack Platform 8 (Liberty)
hdf5
Will not fix
Red Hat OpenStack Platform 9 (Mitaka)
hdf5
Will not fix
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 8 | hdf5 | Will not fix | n/a |
| Red Hat Enterprise Linux OpenStack Platform 7 (Kilo) | hdf5 | Will not fix | n/a |
| Red Hat OpenStack Platform 10 (Newton) | hdf5 | Will not fix | n/a |
| Red Hat OpenStack Platform 12 (Pike) | hdf5 | Will not fix | n/a |
| Red Hat OpenStack Platform 13 (Queens) | hdf5 | Fix deferred | n/a |
| Red Hat OpenStack Platform 8 (Liberty) | hdf5 | Will not fix | n/a |
| Red Hat OpenStack Platform 9 (Mitaka) | hdf5 | Will not fix | 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:N/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
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 1, 2026 | 1.77% (0.01775) | 77.39th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.18% (0.02177) | 79.91th | v5 (v2026.06.15) |
| Jul 20, 2024 | 0.13% (0.00131) | 48.67th | v3 (v2023.03.01) |
| Mar 25, 2024 | 0.13% (0.00131) | 47.21th | v3 (v2023.03.01) |
| Oct 7, 2023 | 0.12% (0.00122) | 45.98th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.13% (0.00132) | 46.44th | 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 | 0.98% (0.00976) | 26.54th | v5 (v2026.06.15) |
| Apr 14, 2021 | 0.98% (0.00976) | 0.00th | v1 |
References (6)
- https://access.redhat.com/security/cve/CVE-2018-11207 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1579961 Issue Tracking
- https://github.com/SegfaultMasters/covering360/tree/master/HDF5#divided-by-zero---divbyzero__h5d_chunk_poc x_refsource_MISCExploitThird Party Advisory
- https://github.com/Twi1ight/fuzzing-pocs/tree/master/hdf5 x_refsource_MISCThird Party Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2018-11207
- https://www.cve.org/CVERecord?id=CVE-2018-11207
| Link | Providers | Tags |
|---|---|---|
| https://access.redhat.com/security/cve/CVE-2018-11207 | Vendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1579961 | Issue Tracking | |
| https://github.com/SegfaultMasters/covering360/tree/master/HDF5#divided-by-zero---divbyzero__h5d_chunk_poc | x_refsource_MISCExploitThird Party Advisory | |
| https://github.com/Twi1ight/fuzzing-pocs/tree/master/hdf5 | x_refsource_MISCThird Party Advisory | |
| https://nvd.nist.gov/vuln/detail/CVE-2018-11207 | ||
| https://www.cve.org/CVERecord?id=CVE-2018-11207 |
Change history (0)
No recorded changes yet.