CVE-2013-2293

Name of the Vulnerable Software and Affected Versions Bitcoin-Qt versions prior to 0.8.0rc1 bitcoind versions prior to 0.8.0rc1

Description The issue allows remote attackers to cause a denial of service by consuming disk I/O via a Bitcoin transaction with many inputs corresponding to different parts of the stored block chain. This is due to the CTransaction::FetchInputs method copying transactions from disk to memory without checking for spent prevouts.

Recommendations For bitcoind versions prior to 0.8.0rc1, update to version 0.8.0rc1 or later to resolve the issue. For Bitcoin-Qt versions prior to 0.8.0rc1, update to version 0.8.0rc1 or later to resolve the issue.