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SPARC Integer Division
Systems Affected:This vulnerability exists on all SPARC platforms (including sun4 and sun4c) for SunOS versions 4.1 and 4.1.1.
Problem: A security vulnerability exists in the integer division on the SPARC architecture that can be used to gain root privileges.
Solution: Sun has provided patches for this vulnerability. They are available through your local Sun Answer Centers worldwide as well as through anonymous ftp from the ftp.uu.net system (in the sun-dist directory). 
Fix                        Patch ID       Filename            Checksum
/sys/sun{4,4c}/OBJ/crt.o   100376-01      100376-01.tar.Z     09989    11
Replace /sys/sun{4,4c}/OBJ/crt.o and rebuild the kernel(s) necessary for your host configuration(s). Reboot each host using the appropriate kernel.

Please refer to the System and Network Administration Manual for instructions on building and configuring a new custom kernel.


Aleph One / aleph1@underground.org
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