e2fsprogs: Out-of-bounds write in e2fsck/rehash.c
Published Jan 8, 2020
7.5
HIGHCVSS 3.1
EPSS 1.03%
Description
A code execution vulnerability exists in the directory rehashing functionality of E2fsprogs e2fsck 1.45.4. A specially crafted ext4 directory can cause an out-of-bounds write on the stack, resulting in code execution. An attacker can corrupt a partition to trigger this vulnerability.
Affected products
- Vendor n/a Product E2fsprogs Defaultn/a
- Version 1.43.3 - 1.45.4StatusaffectedConstraints-
- Version
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| n/a | E2fsprogs | n/a |
|
Configuration 1
- ≥ 1.43.3 · ≤ 1.45.4
Configuration 2
- 30
- 31
Configuration 3
- 8.0
- 9.0
Configuration 4
- 12.04
- 14.04
- 16.04
- 18.04
- 19.04
- 19.10
Configuration 6
- n/a
Running on/with
- n/a
Configuration 7
- n/a
No data.
Red Hat Enterprise Linux 7
e2fsprogs-0:1.42.9-19.el7
Fixed · RHSA-2020:4011
Red Hat Enterprise Linux 8
e2fsprogs-0:1.45.4-3.el8
Fixed · RHSA-2020:1913
Red Hat OpenShift Do
openshiftdo/odo-init-image-rhel7:1.1.3-2
Fixed · RHSA-2021:0949
Red Hat Enterprise Linux 5
e2fsprogs
Out of support scope
Red Hat Enterprise Linux 6
e2fsprogs
Out of support scope
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 7 | e2fsprogs-0:1.42.9-19.el7 | Fixed | RHSA-2020:4011 |
| Red Hat Enterprise Linux 8 | e2fsprogs-0:1.45.4-3.el8 | Fixed | RHSA-2020:1913 |
| Red Hat OpenShift Do | openshiftdo/odo-init-image-rhel7:1.1.3-2 | Fixed | RHSA-2021:0949 |
| Red Hat Enterprise Linux 5 | e2fsprogs | Out of support scope | n/a |
| Red Hat Enterprise Linux 6 | e2fsprogs | Out of support scope | n/a |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
1 other source (Red Hat) ▾
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H
No CVSS v3.0 score for this CVE.
AV:L/AC:M/Au:N/C:P/I:P/A:P
This CVE is not in the KEV list.
CISA SSVC (Vulnrichment)
Stakeholder-Specific Vulnerability Categorization from CISA ADP.
Exploitation
NoneAutomatable
NoTechnical Impact
TotalDecision
n/aAssessed May 30, 2025 · SSVC 2.0.3
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 4, 2026.
Score over time
2021-2026- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (15 key points)
Flat stretches are collapsed. Showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 4, 2026 | 1.03% (0.01025) | 62.34th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.03% (0.01025) | 58.94th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.04% (0.00037) | 8.04th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.07% (0.00065) | 30.49th | v3 (v2023.03.01) |
| Apr 5, 2024 | 0.07% (0.00065) | 27.04th | v3 (v2023.03.01) |
| Nov 8, 2023 | 0.06% (0.00062) | 25.01th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.08% (0.00081) | 32.98th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.61% (0.01606) | 75.68th | v2 (v2022.01.01) |
| May 7, 2022 | 1.61% (0.01606) | 73.81th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.50% (0.01505) | 71.56th | v2 (v2022.01.01) |
| Feb 4, 2022 | 4.08% (0.04082) | 68.04th | v2 (v2022.01.01) |
| Feb 3, 2022 | 11.77% (0.11772) | 88.48th | v1 |
| Jan 6, 2022 | 11.77% (0.11772) | 88.34th | v1 |
| Sep 1, 2021 | 2.89% (0.02888) | 80.75th | v1 |
| Apr 14, 2021 | 2.89% (0.02888) | 0.00th | v1 |
References (12)
- http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00004.html vendor-advisoryx_refsource_SUSEMailing ListThird Party Advisory
- https://access.redhat.com/security/cve/CVE-2019-5188 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1790048 Issue Tracking
- https://lists.debian.org/debian-lts-announce/2020/03/msg00030.html mailing-listx_refsource_MLISTMailing ListThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/07/msg00021.html mailing-listx_refsource_MLISTMailing ListThird Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2AKETJ6BREDUHRWQTV35SPGG5C6H7KSI/ vendor-advisoryx_refsource_FEDORA
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6DOBCYQKCTTWXBLMUPJ5TX3FY7JNCOKY/ vendor-advisoryx_refsource_FEDORA
- https://nvd.nist.gov/vuln/detail/CVE-2019-5188
- https://security.netapp.com/advisory/ntap-20220506-0001/ x_refsource_CONFIRMThird Party Advisory
- https://talosintelligence.com/vulnerability_reports/TALOS-2019-0973 x_refsource_CONFIRMExploitThird Party Advisory
- https://usn.ubuntu.com/4249-1/ vendor-advisoryx_refsource_UBUNTUThird Party Advisory
- https://www.cve.org/CVERecord?id=CVE-2019-5188
Change history (0)
No recorded changes yet.