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High7.5Red Hat Linux

High [CVE-2026-27784] Denial of Service due to memory corruption via crafted MP4 file

This high-severity Red Hat Linux advisory covers CVE-2026-27784 affecting NGINX Open Source, Red Hat Enterprise Linux 10.0 Extended Update Support, Red Hat Enterprise Linux 8.

CVE-2026-27784 Published Mar 24, 2026
CVE-2026-27784
Affected products & platforms
Red Hat LinuxUnclassified
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Summary

Denial of Service due to memory corruption via crafted MP4 file. Red Hat rates this important (CVSS 7.5).

Weakness: CWE-190. Affected package(s): nginx-main, nginx, nginx:1.26, nginx:1.24, rhui5/cds-rhel9:1776868774, rhui5/rhua-rhel9:1776868842.

Resolved in Red Hat advisory RHSA-2026:6906 — update the affected packages (`sudo dnf update`).

Affected products named by the advisory: NGINX Open Source; Red Hat Enterprise Linux 10.0 Extended Update Support; Red Hat Enterprise Linux 8; Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions; and 5 more.

Affected versions
  • nginx-main-1.30.0-1.hum1
  • nginx-2:1.26.3-1.el10_0.8
  • nginx-2:1.20.1-24.el9_7.2
  • nginx:1.26-9060020260504154614.9
  • nginx:1.26-9070020260407080353.9
  • nginx:1.24-9040020260504195322.9
  • nginx:1.24-9070020260331134728.9
  • rhui5/cds-rhel9:1776868774
  • nginx-2:1.26.3-2.el10_1.1
  • nginx-1:1.20.1-14.el9_2.5
  • nginx:1.24-9060020260504194843.9
  • rhui5/rhua-rhel9:1776868842

Official advisory · high-confidence parse· fetched 2 months ago·verify at source

Fixed versions
  • RHSA-2026:6906

Official advisory · high-confidence parse· fetched 2 months ago·verify at source

Mitigation checklist

Recommended fix / mitigation
  • Update the affected package(s) to the fixed version shipped in RHSA-2026:6906 (`sudo dnf update` / `yum update`).

Official advisory · high-confidence parse· fetched 2 months ago·verify at source

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