CVE-2019-5188
HIGH severity · CVSS 7.5 · Out-of-bounds write
7.5CVSS HIGH
Summary
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.
Impact & exploitability
Attack vectorLocal
Attack complexityHigh
Privileges requiredHigh
User interactionNone
Confidentiality impactHigh
Integrity impactHigh
Availability impactHigh
Exploit probability (EPSS)1%
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Additional information
- NVD record
- http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00004.htmlAdvisory
- https://lists.debian.org/debian-lts-announce/2020/03/msg00030.htmlAdvisory
- https://lists.debian.org/debian-lts-announce/2020/07/msg00021.htmlAdvisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2AKETJ6BREDUHRWQTV35SPGG5C6H7KSI/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6DOBCYQKCTTWXBLMUPJ5TX3FY7JNCOKY/
- https://security.netapp.com/advisory/ntap-20220506-0001/Advisory
- https://usn.ubuntu.com/4249-1/Advisory
- https://talosintelligence.com/vulnerability_reports/TALOS-2019-0973Advisory