• Build: Upgrade PCRE Version from 8.30 to Latest (SERVER-17252$^{681}$) 

## 2.4.13 - Changes 

• Security: Enforce BSON BinData length validation (SERVER-17278$^{682}$) 

• Security: Disable SSLv3 ciphers (SERVER-15673$^{683}$) 

• Networking: Improve BSON validation (SERVER-17264$^{684}$) 

## 2.4.12 - Changes 

• Sharding: Sharded connection cleanup on setup error can crash mongos (SERVER-15056$^{685}$) 

• Sharding: “type 7” (OID) error when acquiring distributed lock for first time (SERVER-13616$^{686}$) 

• Storage: explicitly zero .ns files on creation (SERVER-15369$^{687}$) 

• Storage: partially written journal last section causes recovery to fail (SERVER-15111$^{688}$) 

## 2.4.11 - Changes 

• Security: Potential information leak (SERVER-14268$^{689}$) 

• Replication: _id with $prefix field causes replication failure due to unvalidated insert (SERVER-12209$^{690}$) 

• Sharding: Invalid access: seg fault in SplitChunkCommand::run (SERVER-14342$^{691}$) 

• Indexing: Creating descending index on _id can corrupt namespace (SERVER-14833$^{692}$) 

• Text Search: Updates to documents with text-indexed fields may lead to incorrect entries (SERVER-14738$^{693}$) 

• Build: Add SCons flag to override treating all warnings as errors (SERVER-13724$^{694}$) 

• Packaging: Fix mongodb enterprise 2.4 init script to allow multiple processes per host (SERVER-14336$^{695}$) 

• JavaScript: Do not store native function pointer as a property in function prototype (SERVER-14254$^{696}$) 

## 2.4.10 - Changes 

• Indexes: Fixed issue that can cause index corruption when building indexes concurrently (SERVER-12990$^{697}$) 

• Indexes: Fixed issue that can cause index corruption when shutting down secondary node during index build (SERVER-12956$^{698}$) 

