Patch-ID# 101764-01 Keywords: filesystem, nfs, 400, permission, overwrite, dump, core, coredump, NFS Synopsis: SunOS 4.1.3_U1: coredump can overwrite core file with permsn 400 on NFS Date: Jul/11/94 Solaris Release: 1.1.1 SunOS Release: 4.1.3_U1 Topic: coredump files and NFS BugId's fixed with this patch: 1165527 Architectures for which this patch is available: sun4,sun4m,sun4c Files included with this patch: README, kern_sig.o Obsoleted by: Problem Description: A core dump can overwrite a core file with permissions 400 on an NFS filesystem when the client is running 4.1.3 and the server is running 5.3. (Related patch for 4.1.2 & 4.1.3 is #101749) INSTALL: As root: Make a backup copy of the files to be installed: mv /sys/`arch -k`/OBJ/kern_sig.o /sys/`arch -k`/OBJ/kern_sig.o.FCS Now install the patched files: cp 4.1.3_U1/`arch -k`/kern_sig.o /sys/`arch -k`/OBJ Run /etc/config and make and install the new kernel. Please refer to the system and networking administration manual for details on building and installing a new kernel. -------------