Patch-ID# 104284-03 Keywords: security ps proc rw_enter thread page_lock setuid core procfs Synopsis: SunOS 5.5.1_x86: procfs patch Date: Dec/24/97 Solaris Release: 2.5.1_x86 SunOS Release: 5.5.1_x86 Unbundled Product: Unbundled Release: Xref: This patch available for SPARC as patch 104283 Topic: SunOS 5.5.1_x86: procfs patch NOTE 1: To get the complete fix for bug 4042883 (setuid application generates core file), we recommend installing the kernel update patch 103641-13 (or higher). NOTE 2: Due to bugfix 4057818 (panic due to procfs access of non- existent mapping), we recommend installing 105345-01 (usr/bin/gcore patch). BugId's fixed with this patch: 1260593 1261934 4042883 4057818 Changes incorporated in this version: 4057818 Relevant Architectures: i386 Patches accumulated and obsoleted by this patch: Patches which conflict with this patch: NOTE:iss_x86-01 (or higher revs) Patches required with this patch: 103641-14 (or higher revs) Obsoleted by: Files included with this patch: /kernel/fs/procfs Problem Description: 4057818 panic due to procfs access of non-existent mapping (from 104284-02) 4042883 setuid application generates core file (from 104284-01) 1260593 /usr/ucb/ps hang in rw_enter while other thread wedged in page_lock 1261934 /proc must disallow access to pages not in the address space map Patch Installation Instructions: -------------------------------- Refer to the Install.info file within the patch for instructions on using the generic 'installpatch' and 'backoutpatch' scripts provided with each patch. Any other special or non-generic installation instructions should be described below. Special Install Instructions: ----------------------------- NOTE: To get the complete fix for bug 4042883 (setuid application generates core file), we recommend installing the kernel update patch 103641-13 (or higher).