Kernel crash in EXT4 filesystem

CVE-2021-33631

What is CVE-2021-33631?

An integer overflow or wraparound vulnerability exists in the openEuler kernel utilized within Linux filesystem modules. This flaw can lead to forced integer overflow, potentially enabling attackers to manipulate system resources or exploit further vulnerabilities. The issue affects openEuler kernel versions earlier than 4.19.90-2401.3 and 5.10.0-183.0.0, highlighting the need for users to update their systems to mitigate risks associated with this vulnerability. Vigilant system maintenance and timely updates are essential in maintaining security integrity.

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References