CVE-2019-5094
HIGH severity · CVSS 7.5 · Out-of-bounds write
7.5CVSS HIGH
Summary
An exploitable code execution vulnerability exists in the quota file functionality of E2fsprogs 1.45.3. A specially crafted ext4 partition can cause an out-of-bounds write on the heap, 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
- https://lists.debian.org/debian-lts-announce/2019/09/msg00029.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://seclists.org/bugtraq/2019/Sep/58Advisory
- https://security.gentoo.org/glsa/202003-05Advisory
- https://security.netapp.com/advisory/ntap-20200115-0002/Advisory
- https://usn.ubuntu.com/4142-1/Advisory
- https://talosintelligence.com/vulnerability_reports/TALOS-2019-0887Advisory