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CVE-2026-43456 Explained: 19-Year Linux Kernel Zero-Day Deep Dive (thecybersecguru.com)

submitted 5 days ago* (last edited 4 days ago) by UnLocoPoco@lemmy.world to c/cybersecurity@infosec.pub

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CVE-2026-43456 is a local privilege escalation vulnerability in the Linux kernel caused by a flaw in the bonding driver that can lead to use-after-free conditions during interface teardown and state transitions. Under the right conditions, a local attacker can leverage the race to obtain root privileges.

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[–] tribut@infosec.pub 1 points 5 days ago

Except it does not actually appear on CISA's KEV list?

https://www.cisa.gov/known-exploited-vulnerabilities-catalog