Red Hat Security Advisory: vsftpd security update
A denial of service vulnerability (CVE-2025-14242) exists in the vsftpd FTP daemon used in Red Hat Enterprise Linux 8.8. The issue arises from an integer overflow in the parsing of the ls command parameter. Red Hat has issued a security advisory with an update to address this vulnerability, rated as having moderate security impact.
AI Analysis
Technical Summary
The vsftpd package, which provides a Very Secure FTP daemon, contains a denial of service vulnerability identified as CVE-2025-14242. The flaw arises from an integer overflow during the parsing of the ls command parameter, potentially allowing an attacker to cause a denial of service condition. Red Hat has issued a security advisory (RHSA-2026:0605) for Red Hat Enterprise Linux 9, providing updated packages that fix this issue. The advisory rates the impact as moderate and references the CVE for further details.
Potential Impact
Successful exploitation of this vulnerability could cause a denial of service condition in the vsftpd service, disrupting FTP file transfer operations on affected systems. There are no reports of active exploitation in the wild. The impact is limited to service availability.
Mitigation Recommendations
Red Hat has released updated vsftpd packages for Red Hat Enterprise Linux 9 that address this integer overflow vulnerability. Users should apply the security update as described in the Red Hat advisory RHSA-2026:0605 and the referenced article https://access.redhat.com/articles/11258. Applying this update mitigates the vulnerability. No additional action is required beyond applying the official patch.
Red Hat Security Advisory: vsftpd security update
Description
A denial of service vulnerability (CVE-2025-14242) exists in the vsftpd FTP daemon used in Red Hat Enterprise Linux 8.8. The issue arises from an integer overflow in the parsing of the ls command parameter. Red Hat has issued a security advisory with an update to address this vulnerability, rated as having moderate security impact.
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
The vsftpd package, which provides a Very Secure FTP daemon, contains a denial of service vulnerability identified as CVE-2025-14242. The flaw arises from an integer overflow during the parsing of the ls command parameter, potentially allowing an attacker to cause a denial of service condition. Red Hat has issued a security advisory (RHSA-2026:0605) for Red Hat Enterprise Linux 9, providing updated packages that fix this issue. The advisory rates the impact as moderate and references the CVE for further details.
Potential Impact
Successful exploitation of this vulnerability could cause a denial of service condition in the vsftpd service, disrupting FTP file transfer operations on affected systems. There are no reports of active exploitation in the wild. The impact is limited to service availability.
Mitigation Recommendations
Red Hat has released updated vsftpd packages for Red Hat Enterprise Linux 9 that address this integer overflow vulnerability. Users should apply the security update as described in the Red Hat advisory RHSA-2026:0605 and the referenced article https://access.redhat.com/articles/11258. Applying this update mitigates the vulnerability. No additional action is required beyond applying the official patch.
Technical Details
- Gcve Source
- db.gcve.eu
- Csaf Category
- csaf_security_advisory
- Csaf Version
- 2.0
- Publisher
- Red Hat Product Security
- Advisory Id
- RHSA-2026:4554
- Cve Count
- 1
Threat ID: 6a16098fe29bf47b50654c0e
Added to database: 05/26/2026, 20:58:55 UTC
Last enriched: 06/28/2026, 01:01:07 UTC
Last updated: 09/10/2026, 19:36:49 UTC
Views: 228
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