Red Hat Hardened Images RPMs Allow DoS Attacks

Summary

CERT-Bund disclosed a medium-severity vulnerability (CVSS Base Score 6.5, CVSS Temporal Score 5.7) in Red Hat Hardened Images RPMs affecting Red Hat Enterprise Linux. The vulnerability enables remote, anonymous attackers to conduct Denial of Service attacks. The advisory was published on 23 April 2026 with current status as of 24 April 2026. Affected organizations running Red Hat Enterprise Linux Hardened Images RPMs should apply available mitigations.

About this source

CERT-Bund is the German federal cybersecurity agency's incident response team, run by the BSI. Their advisory feed publishes vulnerability disclosures and active exploitation warnings for software in widespread enterprise use: VPN appliances, email servers, file transfer products, ERP systems, browsers, hypervisors. Around 280 advisories a month, each with a CVSS score, affected versions, and remediation guidance. The advisories are written in German but cover the same vulnerabilities that show up in CISA, NCSC-UK, and JPCERT bulletins, often hours earlier. Watch this if you patch enterprise software, run a SOC, or write detection rules. GovPing publishes each advisory with the affected vendor, CVSS score, and original CERT-Bund link.

What changed

GovPing captured this document from the original source. If the source has since changed or been removed, this is the text as it existed at that time.

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