The nfs-utils package provides a daemon for the kernel Network File System(NFS) server, and related tools such as the mount.nfs, umount.nfs, andshowmount programs.It was found that the mount.nfs tool did not handle certain errorscorrectly when updating the mtab (mounted file systems table) file. Alocal attacker could use this flaw to corrupt the mtab file.(CVE-2011-1749)This update also fixes the following bugs: rpc.statd[xxxx]: recv_rply: can't decode RPC message! rpc.statd[xxxx]: *** SIMULATING CRASH! *** rpc.statd[xxxx]: unable to register (statd, 1, udp).However, the rpc.statd service ignored SM_SIMU_CRASH. This update removesthe simulation crash support from the service and the problem no longeroccurs. (BZ#600497)In addition, this update adds the following enhancement:All nfs-utils users are advised to upgrade to this updated package, whichresolves these issues and adds this enhancement. After installing thisupdate, the nfs service will be restarted automatically.