Ext4 — Cyber Threats, Attacks & Incidents

Related Threat Clusters

• Critical U-Boot Vulnerabilities Affect Ubuntu 24.04 LTS

  Ubuntu 24.04 LTS and its derivatives are affected by critical vulnerabilities in U-Boot, a boot loader for embedded systems. An attacker on the local network could exploit these issues to obtain sensitive memory…

  2 articles · Updated February 23, 2026
• Microsoft Addresses CVE-2024-49881 and CVE-2024-49882 in ext4 Filesystem

  Microsoft has published information regarding two vulnerabilities in the ext4 filesystem: CVE-2024-49881 and CVE-2024-49882, both of which were published on October 21, 2024. These vulnerabilities involve issues with…

  2 articles · Updated February 21, 2026

Recent Intelligence Reports

• USN-8056-1: U — Ubuntu · February 23, 2026
• CVE-2024-49882 ext4: fix double brelse() the buffer of the extents path — Api.Msrc.Microsoft · February 21, 2026
• CVE-2024-49881 ext4: update orig_path in ext4_find_extent() — Api.Msrc.Microsoft · February 18, 2026

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