CVE-2019-5094

Severity: medium (CVSS 4.6 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.1% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2019-09-24 · updated 2026-10-14
Weakness: CWE-787

Description

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.

Affected products

Canonical Ubuntu Linux: 12.04, 14.04, 16.04, 18.04, 19.04
Debian Linux: 8.0, 9.0, 10.0
E2Fsprogs Project E2Fsprogs: from 1.43.3 through 1.45.3
Fedoraproject Fedora: 30, 31
NetApp Hci Management Node: all versions
NetApp Solidfire: all versions

References

https://lists.debian.org/debian-lts-announce/2019/09/msg00029.html
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/58
https://security.gentoo.org/glsa/202003-05
https://security.netapp.com/advisory/ntap-20200115-0002/
https://talosintelligence.com/vulnerability_reports/TALOS-2019-0887
https://usn.ubuntu.com/4142-1/
https://usn.ubuntu.com/4142-2/
https://www.debian.org/security/2019/dsa-4535
https://lists.debian.org/debian-lts-announce/2019/09/msg00029.html
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2AKETJ6BREDUHRWQTV35SPGG5C6H7KSI/

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