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TI-2019-03644 Aliases CVE-2019-5188GHSA-qv2m-8j7x-p5c8

Out-of-bounds write in E2fsprogs

Priority LOW 37CWE-787Published · Updated

Key facts

Attack vector
Local
Privileges required
High
User interaction
None
Attack complexity
High
Impact type
Code execution
Confidentiality · integrity · availability
High · High · High
Fix status
Partial Red Hat: 10 fixed, 2 without a fix

Attack profile from CVSS 3.1 · CNA. Fix status from CNA and Red Hat. Impact type from CWE-787 and the CVSS impact.

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.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.01082 65th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Partial Red Hat: 3 advisoriesRed Hat: 10 fixed, 2 without a fix

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
—E2fsprogs1.43.3 - 1.45.4—No fix listedCNA
  • E2fsprogs Vendor— Affected 1.43.3 - 1.45.4 Fixed in — No fix listed CNA

CPE configurations NVD · 15

CPEVersionsRoleVendor
cpe:2.3:a:e2fsprogs_project:e2fsprogs:*:*:*:*:*:*:*:*1.43.3 – 1.45.4VulnerableE2fsprogs Project
cpe:2.3:o:fedoraproject:fedora:30:*:*:*:*:*:*:*30VulnerableFedoraproject
cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:*31VulnerableFedoraproject
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*8.0VulnerableDebian
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*9.0VulnerableDebian
cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:esm:*:*:*12.04VulnerableCanonical
cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:*14.04VulnerableCanonical
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*16.04VulnerableCanonical
cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*18.04VulnerableCanonical
cpe:2.3:o:canonical:ubuntu_linux:19.04:*:*:*:*:*:*:*19.04VulnerableCanonical
  • cpe:2.3:a:e2fsprogs_project:e2fsprogs:*:*:*:*:*:*:*:* Versions 1.43.3 – 1.45.4 Vulnerable ·E2fsprogs Project
  • cpe:2.3:o:fedoraproject:fedora:30:*:*:*:*:*:*:* Versions 30 Vulnerable ·Fedoraproject
  • cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:* Versions 31 Vulnerable ·Fedoraproject
  • cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* Versions 8.0 Vulnerable ·Debian
  • cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* Versions 9.0 Vulnerable ·Debian
  • cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:esm:*:*:* Versions 12.04 Vulnerable ·Canonical
  • cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:* Versions 14.04 Vulnerable ·Canonical
  • cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:* Versions 16.04 Vulnerable ·Canonical
  • cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:* Versions 18.04 Vulnerable ·Canonical
  • cpe:2.3:o:canonical:ubuntu_linux:19.04:*:*:*:*:*:*:* Versions 19.04 Vulnerable ·Canonical
Show 5 more CPE
CPEVersionsRoleVendor
cpe:2.3:o:canonical:ubuntu_linux:19.10:*:*:*:*:*:*:*19.10VulnerableCanonical
cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*15.1VulnerableopenSUSE
cpe:2.3:o:netapp:hci_compute_node_firmware:-:*:*:*:*:*:*:*not specified by NVDVulnerableNetApp
cpe:2.3:h:netapp:hci_compute_node:-:*:*:*:*:*:*:*not specified by NVDRunning onNetApp
cpe:2.3:a:netapp:solidfire\,_enterprise_sds_\&_hci_storage_node:-:*:*:*:*:*:*:*not specified by NVDVulnerableNetApp
  • cpe:2.3:o:canonical:ubuntu_linux:19.10:*:*:*:*:*:*:* Versions 19.10 Vulnerable ·Canonical
  • cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:* Versions 15.1 Vulnerable ·openSUSE
  • cpe:2.3:o:netapp:hci_compute_node_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·NetApp
  • cpe:2.3:h:netapp:hci_compute_node:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NetApp
  • cpe:2.3:a:netapp:solidfire\,_enterprise_sds_\&_hci_storage_node:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·NetApp

Remediation

Red Hat 3 advisories

  • RHSA-2021:0949 Released 2021-03-22 · Red Hat rating Low
    Red Hat OpenShift Do openshift/odo-init-image 1.1.3 security update
    • OpenShift Do 1 openshiftdo/odo-init-image-rhel7
  • RHSA-2020:4011 Released 2020-09-29 · Red Hat rating Moderate
    e2fsprogs security and bug fix update
    • Red Hat Enterprise Linux Client (v. 7) e2fsprogs-1.42.9-19.el7, e2fsprogs-libs-1.42.9-19.el7, libcom_err-1.42.9-19.el7 +1
    • Red Hat Enterprise Linux Client Optional (v. 7) e2fsprogs-devel-1.42.9-19.el7, e2fsprogs-static-1.42.9-19.el7, libcom_err-devel-1.42.9-19.el7 +1
    • Red Hat Enterprise Linux ComputeNode (v. 7) e2fsprogs-1.42.9-19.el7, e2fsprogs-libs-1.42.9-19.el7, libcom_err-1.42.9-19.el7 +1
    • Red Hat Enterprise Linux ComputeNode Optional (v. 7) e2fsprogs-devel-1.42.9-19.el7, e2fsprogs-static-1.42.9-19.el7, libcom_err-devel-1.42.9-19.el7 +1
    • Red Hat Enterprise Linux Server (v. 7) e2fsprogs-1.42.9-19.el7, e2fsprogs-devel-1.42.9-19.el7, e2fsprogs-devel-1.42.9-19.el7.ppc +8
    • Red Hat Enterprise Linux Server Optional (v. 7) e2fsprogs-static-1.42.9-19.el7, e2fsprogs-static-1.42.9-19.el7.ppc, libss-devel-1.42.9-19.el7 +1
    • Red Hat Enterprise Linux Workstation (v. 7) e2fsprogs-1.42.9-19.el7, e2fsprogs-devel-1.42.9-19.el7, e2fsprogs-libs-1.42.9-19.el7 +3
    • Red Hat Enterprise Linux Workstation Optional (v. 7) e2fsprogs-static-1.42.9-19.el7, libss-devel-1.42.9-19.el7
  • RHSA-2020:1913 Released 2020-04-28 · Red Hat rating Moderate
    e2fsprogs security, bug fix, and enhancement update
    • Red Hat Enterprise Linux BaseOS (v. 8) e2fsprogs-1.45.4-3.el8, e2fsprogs-devel-1.45.4-3.el8, e2fsprogs-libs-1.45.4-3.el8 +3

Vendor assessments

Red Hat

Red Hat rating: Moderate. Red Hat's page for this CVE →

ProductStatusPlan or fix
Red Hat Enterprise Linux 5AffectedNo fix planned: Out of support scope
Red Hat Enterprise Linux 6AffectedNo fix planned: Out of support scope
OpenShift Do 1Fixed RHSA-2021:0949
Red Hat Enterprise Linux BaseOS (v. 8)Fixed RHSA-2020:1913
Red Hat Enterprise Linux Client (v. 7)Fixed RHSA-2020:4011
Red Hat Enterprise Linux Client Optional (v. 7)Fixed RHSA-2020:4011
Red Hat Enterprise Linux ComputeNode (v. 7)Fixed RHSA-2020:4011
Red Hat Enterprise Linux ComputeNode Optional (v. 7)Fixed RHSA-2020:4011
Red Hat Enterprise Linux Server (v. 7)Fixed RHSA-2020:4011
Red Hat Enterprise Linux Server Optional (v. 7)Fixed RHSA-2020:4011
Red Hat Enterprise Linux Workstation (v. 7)Fixed RHSA-2020:4011
Red Hat Enterprise Linux Workstation Optional (v. 7)Fixed RHSA-2020:4011

Timeline

  1. 2026-10-02 Threatist record created from CVE-2019-5188
  2. 2026-10-03 Alias added: GHSA-qv2m-8j7x-p5c8

References

Exploit 1

Advisory 7

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences