CVE-2025-14242

Vsftpd: vsftpd: denial of service via integer overflow in ls command parameter parsing

State: Published
Severity: 6.5 Medium
Published: Jan 14, 2026
Updated: Jun 29, 2026
Reserved: Dec 8, 2025

Description

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.

Scores

CVSS	Score	Vector	Source
3.1	6.5 Medium	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H	redhat

Weaknesses

CWE-190 Integer Overflow or Wraparound

Affected Products

Product	Versions
Red Hat Enterprise Linux 10Red Hat	0:3.0.5-10.el10_1.1 and laterNot affected
Red Hat Enterprise Linux 10.0 Extended Update SupportRed Hat	0:3.0.5-9.el10_0.1 and laterNot affected
Red Hat Enterprise Linux 8Red Hat	0:3.0.3-36.el8_10.3 and laterNot affected
Red Hat Enterprise Linux 8.2 Advanced Update SupportRed Hat	0:3.0.3-31.el8_2.1 and laterNot affected
Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update SupportRed Hat	0:3.0.3-33.el8_4.1 and laterNot affected
Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-OnRed Hat	0:3.0.3-33.el8_4.1 and laterNot affected
Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update SupportRed Hat	0:3.0.3-35.el8_6.1 and laterNot affected
Red Hat Enterprise Linux 8.6 Telecommunications Update ServiceRed Hat	0:3.0.3-35.el8_6.1 and laterNot affected
Red Hat Enterprise Linux 8.6 Update Services for SAP SolutionsRed Hat	0:3.0.3-35.el8_6.1 and laterNot affected
Red Hat Enterprise Linux 8.8 Telecommunications Update ServiceRed Hat	0:3.0.3-35.el8_8.1 and laterNot affected
Red Hat Enterprise Linux 8.8 Update Services for SAP SolutionsRed Hat	0:3.0.3-35.el8_8.1 and laterNot affected
Red Hat Enterprise Linux 9Red Hat	0:3.0.5-6.el9_7.2 and laterNot affected
Red Hat Enterprise Linux 9.0 Update Services for SAP SolutionsRed Hat	0:3.0.3-49.el9_0.1 and laterNot affected
Red Hat Enterprise Linux 9.2 Update Services for SAP SolutionsRed Hat	0:3.0.5-4.el9_2.1 and laterNot affected
Red Hat Enterprise Linux 9.4 Extended Update SupportRed Hat	0:3.0.5-5.el9_4.1 and laterNot affected
Red Hat Enterprise Linux 9.6 Extended Update SupportRed Hat	0:3.0.5-6.el9_6.1 and laterNot affected
Red Hat Enterprise Linux 6Red Hat
Red Hat Enterprise Linux 7Red Hat

References

RHSA-2026:0605vendor-advisory
RHSA-2026:0606vendor-advisory
RHSA-2026:0608vendor-advisory
RHSA-2026:4470vendor-advisory
RHSA-2026:4477vendor-advisory
RHSA-2026:4513vendor-advisory
RHSA-2026:4522vendor-advisory
RHSA-2026:4525vendor-advisory
RHSA-2026:4543vendor-advisory
RHSA-2026:4550vendor-advisory
RHSA-2026:4553vendor-advisory
RHSA-2026:4554vendor-advisory
https://access.redhat.com/security/cve/CVE-2025-14242vdb-entry
RHBZ#2419826issue-tracking

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