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Apache HTTP Server Denial of Service via Malformed Request

ECHO-cd1b-a137-2e06
Summary

Apache HTTP Server can crash if it receives a specially crafted request. This can happen if an attacker sends a malicious HTTP request, potentially leading to a denial of service. Apache administrators should update to the latest version to prevent this issue.

What to do
  • Update openssl to version 3.0.19-1~deb12u2.
Affected software
VendorProductAffected versionsFix available
– openssl <= 3.0.19-1~deb12u2 3.0.19-1~deb12u2
Original title
ECHO-cd1b-a137-2e06
Published: 8 Apr 2026 · Updated: 8 Apr 2026 · First seen: 8 Apr 2026