Description
Linux 2.1.132 and earlier allows local users to cause a denial of service (resource exhaustion) by reading a large buffer from a random device (e.g. /dev/urandom), which cannot be interrupted until the read has completed.
References
- 19981227 [patch] fix for urandom read(2) not interruptible mailing-list
- linux-random-read-dos(1472) vdb-entry