--- id: CVE-2025-14242 title: A flaw was found in vsftpd summary: >- 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 byt… severity: medium cvss: 6.5 cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H' cwe: - CWE-190 published: '2026-01-14' updated: '2026-06-25' source: NVD sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2025-14242' references: - url: 'https://access.redhat.com/errata/RHSA-2026:0605' label: secalert@redhat.com - url: 'https://access.redhat.com/errata/RHSA-2026:0606' label: secalert@redhat.com - url: 'https://access.redhat.com/errata/RHSA-2026:0608' label: secalert@redhat.com - url: 'https://access.redhat.com/errata/RHSA-2026:4470' label: secalert@redhat.com - url: 'https://access.redhat.com/errata/RHSA-2026:4477' label: secalert@redhat.com - url: 'https://access.redhat.com/errata/RHSA-2026:4513' label: secalert@redhat.com - url: 'https://access.redhat.com/errata/RHSA-2026:4522' label: secalert@redhat.com - url: 'https://access.redhat.com/errata/RHSA-2026:4525' label: secalert@redhat.com - url: 'https://access.redhat.com/errata/RHSA-2026:4543' label: secalert@redhat.com - url: 'https://access.redhat.com/errata/RHSA-2026:4550' label: secalert@redhat.com - url: 'https://access.redhat.com/errata/RHSA-2026:4553' label: secalert@redhat.com - url: 'https://access.redhat.com/errata/RHSA-2026:4554' label: secalert@redhat.com - url: 'https://access.redhat.com/security/cve/CVE-2025-14242' label: secalert@redhat.com - url: 'https://bugzilla.redhat.com/show_bug.cgi?id=2419826' label: secalert@redhat.com - url: >- https://security.access.redhat.com/data/csaf/v2/vex/2025/cve-2025-14242.json - url: 'https://www.cve.org/CVERecord?id=CVE-2025-14242' - url: 'https://nvd.nist.gov/vuln/detail/CVE-2025-14242' tags: - nvd - csaf - vex - red-hat epss: 0.00807 epssPercentile: 0.5664 ingestedAt: '2026-06-29T13:24:34.629Z' vendor: Red Hat product: Red Hat Enterprise Linux AppStream EUS (v. 10.0) affected: - enterprise_linux 6 - enterprise_linux 7 - enterprise_linux_appstream_eus_v_10_0 - enterprise_linux_appstream_v_10 - enterprise_linux_appstream_v_8 - enterprise_linux_appstream_aus_v_8_2 - enterprise_linux_appstream_aus_v_8_4 - enterprise_linux_appstream_eus_extension_v_8_4 - enterprise_linux_appstream_aus_v_8_6 - enterprise_linux_appstream_e4s_v_8_6 - enterprise_linux_appstream_tus_v_8_6 - enterprise_linux_appstream_e4s_v_8_8 - enterprise_linux_appstream_tus_v_8_8 - enterprise_linux_appstream_e4s_v_9_0 - enterprise_linux_appstream_e4s_v_9_2 - enterprise_linux_appstream_eus_v_9_4 - enterprise_linux_appstream_eus_v_9_6 - enterprise_linux_appstream_v_9 patched: - enterprise_linux_appstream_eus_v_10_0 - enterprise_linux_appstream_v_10 - enterprise_linux_appstream_v_8 - enterprise_linux_appstream_aus_v_8_2 - enterprise_linux_appstream_aus_v_8_4 - enterprise_linux_appstream_eus_extension_v_8_4 - enterprise_linux_appstream_aus_v_8_6 - enterprise_linux_appstream_e4s_v_8_6 - enterprise_linux_appstream_tus_v_8_6 - enterprise_linux_appstream_e4s_v_8_8 - enterprise_linux_appstream_tus_v_8_8 - enterprise_linux_appstream_e4s_v_9_0 - enterprise_linux_appstream_e4s_v_9_2 - enterprise_linux_appstream_eus_v_9_4 - enterprise_linux_appstream_eus_v_9_6 - enterprise_linux_appstream_v_9 --- ## Overview 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. ## Remediation Refer to the linked advisories for vendor-supplied fixes and affected version ranges. ## Vendor advisories - **RHSA-2026:4553** · Red Hat · fixed in: Red Hat Enterprise Linux AppStream EUS (v. 10.0) · released 2026-03-16 · [advisory](https://access.redhat.com/errata/RHSA-2026:4553) - **RHSA-2026:0606** · Red Hat · fixed in: Red Hat Enterprise Linux AppStream (v. 10) · released 2026-01-14 · [advisory](https://access.redhat.com/errata/RHSA-2026:0606) - **RHSA-2026:0608** · Red Hat · fixed in: Red Hat Enterprise Linux AppStream (v. 8) · released 2026-01-14 · [advisory](https://access.redhat.com/errata/RHSA-2026:0608) - **RHSA-2026:4470** · Red Hat · fixed in: Red Hat Enterprise Linux AppStream AUS (v. 8.2) · released 2026-03-12 · [advisory](https://access.redhat.com/errata/RHSA-2026:4470) - **RHSA-2026:4477** · Red Hat · fixed in: Red Hat Enterprise Linux AppStream AUS (v.8.4), Red Hat Enterprise Linux AppStream EUS EXTENSION (v.8.4) · released 2026-03-12 · [advisory](https://access.redhat.com/errata/RHSA-2026:4477) - **RHSA-2026:4550** · Red Hat · fixed in: Red Hat Enterprise Linux AppStream AUS (v.8.6), Red Hat Enterprise Linux AppStream E4S (v.8.6), Red Hat Enterprise Linux AppStream TUS (v.8.6) · released 2026-03-12 · [advisory](https://access.redhat.com/errata/RHSA-2026:4550) - **RHSA-2026:4554** · Red Hat · fixed in: Red Hat Enterprise Linux AppStream E4S (v.8.8), Red Hat Enterprise Linux AppStream TUS (v.8.8) · released 2026-03-16 · [advisory](https://access.redhat.com/errata/RHSA-2026:4554) - **RHSA-2026:4543** · Red Hat · fixed in: Red Hat Enterprise Linux AppStream E4S (v.9.0) · released 2026-03-12 · [advisory](https://access.redhat.com/errata/RHSA-2026:4543) - **RHSA-2026:4522** · Red Hat · fixed in: Red Hat Enterprise Linux AppStream E4S (v.9.2) · released 2026-03-12 · [advisory](https://access.redhat.com/errata/RHSA-2026:4522) - **RHSA-2026:4525** · Red Hat · fixed in: Red Hat Enterprise Linux AppStream EUS (v.9.4) · released 2026-03-12 · [advisory](https://access.redhat.com/errata/RHSA-2026:4525) - **RHSA-2026:4513** · Red Hat · fixed in: Red Hat Enterprise Linux AppStream EUS (v.9.6) · released 2026-03-12 · [advisory](https://access.redhat.com/errata/RHSA-2026:4513) - **Red Hat VEX** · Moderate · affected: Red Hat Enterprise Linux 6, Red Hat Enterprise Linux 7 · no fix planned: Red Hat Enterprise Linux 6, Red Hat Enterprise Linux 7 · updated 2026-10-13 · [vex](https://security.access.redhat.com/data/csaf/v2/vex/2025/cve-2025-14242.json)