Public vulnerability disclosure
CVE-2025-14242
Vsftpd: vsftpd: denial of service via integer overflow in ls command parameter parsing
publishedCWE-190
A flaw was found in vsftpd. This vulnerability allows a denial of service (DoS) via an integer overflow in the ls command parameter parsing, triggered by a remote, authenticated attacker sending a crafted STAT command with a specific byte sequence.
Technical severity6.5 mediumCVSS 3.1 · CNA: redhat
Published2026-01-14Source updated 2026-11-05
Collected2026-11-052 attributed sources
Fixes and workarounds
Workaround
Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base, or stability.
Source: CNA: redhatAffected products and versions
| Product | Versions | Authority |
|---|---|---|
| Red Hat Enterprise Linux 10 Red Hat vsftpd
https://access.redhat.com/downloads/content/package-browser/ |
≥ 0:3.0.5-10.el10_1.1; < * (unaffected, rpm)
Other versions: affected |
CNA: redhat |
| Red Hat Enterprise Linux 10.0 Extended Update Support Red Hat vsftpd
https://access.redhat.com/downloads/content/package-browser/ |
≥ 0:3.0.5-9.el10_0.1; < * (unaffected, rpm)
Other versions: affected |
CNA: redhat |
| Red Hat Enterprise Linux 8 Red Hat vsftpd
https://access.redhat.com/downloads/content/package-browser/ |
≥ 0:3.0.3-36.el8_10.3; < * (unaffected, rpm)
Other versions: affected |
CNA: redhat |
| Red Hat Enterprise Linux 8.2 Advanced Update Support Red Hat vsftpd
https://access.redhat.com/downloads/content/package-browser/ |
≥ 0:3.0.3-31.el8_2.1; < * (unaffected, rpm)
Other versions: affected |
CNA: redhat |
| Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support Red Hat vsftpd
https://access.redhat.com/downloads/content/package-browser/ |
≥ 0:3.0.3-33.el8_4.1; < * (unaffected, rpm)
Other versions: affected |
CNA: redhat |
| Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On Red Hat vsftpd
https://access.redhat.com/downloads/content/package-browser/ |
≥ 0:3.0.3-33.el8_4.1; < * (unaffected, rpm)
Other versions: affected |
CNA: redhat |
| Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support Red Hat vsftpd
https://access.redhat.com/downloads/content/package-browser/ |
≥ 0:3.0.3-35.el8_6.1; < * (unaffected, rpm)
Other versions: affected |
CNA: redhat |
| Red Hat Enterprise Linux 8.6 Telecommunications Update Service Red Hat vsftpd
https://access.redhat.com/downloads/content/package-browser/ |
≥ 0:3.0.3-35.el8_6.1; < * (unaffected, rpm)
Other versions: affected |
CNA: redhat |
| Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions Red Hat vsftpd
https://access.redhat.com/downloads/content/package-browser/ |
≥ 0:3.0.3-35.el8_6.1; < * (unaffected, rpm)
Other versions: affected |
CNA: redhat |
| Red Hat Enterprise Linux 8.8 Telecommunications Update Service Red Hat vsftpd
https://access.redhat.com/downloads/content/package-browser/ |
≥ 0:3.0.3-35.el8_8.1; < * (unaffected, rpm)
Other versions: affected |
CNA: redhat |
| Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions Red Hat vsftpd
https://access.redhat.com/downloads/content/package-browser/ |
≥ 0:3.0.3-35.el8_8.1; < * (unaffected, rpm)
Other versions: affected |
CNA: redhat |
| Red Hat Enterprise Linux 9 Red Hat vsftpd
https://access.redhat.com/downloads/content/package-browser/ |
≥ 0:3.0.5-6.el9_7.2; < * (unaffected, rpm)
Other versions: affected |
CNA: redhat |
| Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions Red Hat vsftpd
https://access.redhat.com/downloads/content/package-browser/ |
≥ 0:3.0.3-49.el9_0.1; < * (unaffected, rpm)
Other versions: affected |
CNA: redhat |
| Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions Red Hat vsftpd
https://access.redhat.com/downloads/content/package-browser/ |
≥ 0:3.0.5-4.el9_2.1; < * (unaffected, rpm)
Other versions: affected |
CNA: redhat |
| Red Hat Enterprise Linux 9.4 Extended Update Support Red Hat vsftpd
https://access.redhat.com/downloads/content/package-browser/ |
≥ 0:3.0.5-5.el9_4.1; < * (unaffected, rpm)
Other versions: affected |
CNA: redhat |
| Red Hat Enterprise Linux 9.6 Extended Update Support Red Hat vsftpd
https://access.redhat.com/downloads/content/package-browser/ |
≥ 0:3.0.5-6.el9_6.1; < * (unaffected, rpm)
Other versions: affected |
CNA: redhat |
| Red Hat Enterprise Linux 6 Red Hat vsftpd
https://access.redhat.com/downloads/content/package-browser/ |
Range not reported
Other versions: unknown |
CNA: redhat |
| Red Hat Enterprise Linux 7 Red Hat vsftpd
https://access.redhat.com/downloads/content/package-browser/ |
Range not reported
Other versions: unknown |
CNA: redhat |
Version ranges are source assertions. Check the vendor advisory and your installed configuration before determining exposure.
CVSS assessments
| Version / score | Vector | Authority |
|---|---|---|
| 3.1 / 6.5 medium |
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H | CNA: redhat |
Exploit evidence
No exploit evidence in collected sources. This is not proof of no exploitation.
References
- https://access.redhat.com/errata/RHSA-2026:0605CNA: redhat · vendor-advisory, x_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:0606CNA: redhat · vendor-advisory, x_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:0608CNA: redhat · vendor-advisory, x_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:4470CNA: redhat · vendor-advisory, x_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:4477CNA: redhat · vendor-advisory, x_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:4513CNA: redhat · vendor-advisory, x_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:4522CNA: redhat · vendor-advisory, x_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:4525CNA: redhat · vendor-advisory, x_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:4543CNA: redhat · vendor-advisory, x_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:4550CNA: redhat · vendor-advisory, x_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:4553CNA: redhat · vendor-advisory, x_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:4554CNA: redhat · vendor-advisory, x_refsource_REDHAT
- https://access.redhat.com/security/cve/CVE-2025-14242CNA: redhat · vdb-entry, x_refsource_REDHAT
- https://bugzilla.redhat.com/show_bug.cgi?id=2419826CNA: redhat · issue-tracking, x_refsource_REDHAT
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