Patch-ID# 104283-04 Keywords: security ps proc rw_enter thread page_lock setuid core mapping Synopsis: SunOS 5.5.1: /kernel/fs/procfs patch Date: Apr/29/98 Solaris Release: 2.5.1 SunOS release: 5.5.1 Unbundled Product: Unbundled Release: Topic: SunOS 5.5.1: /kernel/fs/procfs patch NOTE 1: Due to bugfix 4057818 (panic due to procfs access of non- existant mapping), we recommend installing 105344-01 (usr/bin/gcore patch). BugId's fixed with this patch: 1260593 1261934 4042883 4057818 4115793 Changes incorporated in this version: 4115793 Relevant Architectures: sparc Patches accumulated and obsoleted by this patch: Patches which conflict with this patch: iss_sparc-01 (or higher revs) Patches required with this patch: 103640-14 (or higher revs) Obsoleted by: Files included with this patch: /kernel/fs/procfs Problem Description: 4115793 /proc security too restrictive; a process should be able to open itself (from 104283-03) 4057818 panic due to procfs access of non-existant mapping (from 104283-02) 4042883 setuid application generates core file (from 104283-01) 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 1: Due to bugfix 4057818 (panic due to procfs access of non- existant mapping), we recommend installing 105344-01 (usr/bin/gcore patch).