Reference page — cumulative record through Monday, October 19, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.

CVE-2019-5188

CVE-2019-5188MEDIUM

n/a E2fsprogs — A code execution vulnerability exists in the directory rehashing functionality of E2fsprogs e2fsck 1.45.4.

  AV  AC  PR  UI  S  C  I  A   CVSS    EPSS   %ile   KEV
   L   L   H   N  U  H  H  H    6.7   .0108   64.6     —

AFFECTED
  Product    Versions           Fixed
  E2fsprogs  1.43.3 - 1.45.4 –  —

TIMELINE
  Jan 4   Reserved by talos
  Jan 8   Published (CNA: talos)
  Oct 14  EXPLOIT PUBLISHED — CVE-2019-5188 (E2fsprogs). Public exploit reference added.
  Oct 14  RESCORED — CVE-2019-5188 (E2fsprogs). CVSS 7.5 → 6.7 (NVD).

CWE-787 · CNA: talos · CVSS v3.1 · 9 references · NVD status: Modified

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.

Lifecycle

Complete event history — 4 events, chronological
Date	Event	Detail
January 4, 2019	Reserved	Reserved by talos
January 8, 2020	Published	Published (CNA: talos)
October 14, 2026	EXPLOIT PUBLISHED	EXPLOIT PUBLISHED — CVE-2019-5188 (E2fsprogs). Public exploit reference added.
October 14, 2026	RESCORED	RESCORED — CVE-2019-5188 (E2fsprogs). CVSS 7.5 → 6.7 (NVD).

Affected

Affected products and packages — 1 row
Vendor	Product / Package	Ecosystem	Version introduced	Fixed
n/a	E2fsprogs	—	1.43.3 - 1.45.4	—

Weaknesses

CWE-787

References (9)

http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00004.html [Mailing List, Third Party Advisory]
https://cert-portal.siemens.com/productcert/html/ssa-398330.html
https://lists.debian.org/debian-lts-announce/2020/03/msg00030.html [Mailing List, Third Party Advisory]
https://lists.debian.org/debian-lts-announce/2020/07/msg00021.html [Mailing List, Third Party Advisory]
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/ [Third Party Advisory]
https://talosintelligence.com/vulnerability_reports/TALOS-2019-0973 [Exploit, Third Party Advisory]
https://usn.ubuntu.com/4249-1/ [Third Party Advisory]

Authoritative record: CVE-2019-5188 at cve.org

Weaknesses: CWE-787

About this page

This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2019-5188 from the CVE Program record, NVD enrichment, the CISA KEV catalog, EPSS, and OSV advisories. The box score's numbers (CVSS, EPSS, KEV status) are current as of Monday, October 19, 2026 UTC and are re-derived as the archive grows; only dated daily editions are immutable pages of record. The authoritative source for this identifier is cve.org.