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Critical Firefox Zero-Day Bugs Allow RCE, Sandbox Escape

Critical Firefox Zero-Day Bugs Allow RCE, Sandbox Escape

image credit: pixabay

Mozilla has released an emergency update for its Firefox browser that addresses two critical security vulnerabilities that cybercriminals have actively exploited in the wild as zero days.

Both are use-after-free bugs, which are memory-corruption issues that occur when an application continues to try to use a chunk of memory that was assigned to it, after said chunk was freed up for use by a different application. This kind of problem can lead to remote code execution (RCE), data corruption and system crashes.

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