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New OVSwrap Flaw Lets Unprivileged Users Corrupt Kernel Credentials and Gain Root

Cyber Press
Cyber Press
Published August 5, 2026Original Report

Excerpt

A newly disclosed Linux kernel vulnerability, dubbed OVSwrap (CVE-2026-64531), allows unprivileged local users to escalate to full root access by exploiting an integer wraparound bug in the Open vSwitch kernel module. Security researcher Asim Viladi Oglu Manizada disclosed the flaw on July 28, 2026, following a coordinated embargo with the Linux kernel security team and distro maintainers, after reporting it privately on June 19. OVSwrap stems from a length-field wraparound…

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Indicators of Compromise

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1 indicators

TypeIndicatorConfidenceScoreFirst Seen
CVECVE-2026-64531MediumScore 60/100First seen

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