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William Roberts 02081779f3 libsepol: fix unitialized jmp and invalid dereference
When initializing role_datum_t array, initialize the array.
This corrects this issue:

==25766== Conditional jump or move depends on uninitialised value(s)
==25766==    at 0x40ABFE: context_is_valid (context.c:59)
==25766==    by 0x40AAED: policydb_context_isvalid (context.c:19)
==25766==    by 0x43CBF4: context_read_and_validate (policydb.c:1881)
==25766==    by 0x43E7B3: ocontext_read_selinux (policydb.c:2631)
==25766==    by 0x43EC4D: ocontext_read (policydb.c:2729)
==25766==    by 0x442019: policydb_read (policydb.c:3937)
==25766==    by 0x442F15: sepol_policydb_read (policydb_public.c:174)
==25766==    by 0x407ED4: init (check_seapp.c:885)
==25766==    by 0x408D83: main (check_seapp.c:1230)

Also, check for NULL when determining if a role can be associated
with a type.

Signed-off-by: William Roberts <william.c.roberts@intel.com>
2016-08-17 09:56:45 -04:00
checkpolicy Updated checkpolicy ChangeLog. 2016-07-25 13:54:10 -04:00
libselinux Updated libselinux and policycoreutils ChangeLogs. 2016-08-11 14:38:52 -04:00
libsemanage Updated libsemanage ChangeLog. 2016-08-10 10:29:16 -04:00
libsepol libsepol: fix unitialized jmp and invalid dereference 2016-08-17 09:56:45 -04:00
policycoreutils Updated policycoreutils ChangeLog. 2016-08-15 14:22:39 -04:00
scripts Add secilc to release script. 2015-03-31 12:41:28 -04:00
secilc libsepol,checkpolicy,secilc: Replace #ifdef DARWIN with __APPLE__. 2016-05-03 11:54:20 -04:00
sepolgen Updated libsepol and sepolgen ChangeLogs. 2016-05-09 08:19:30 -04:00
.gitignore global: gitignore: add a couple of more editor backup filetypes 2013-02-01 12:14:57 -05:00
Android.mk Add empty top level Android.mk / CleanSpec.mk files 2015-04-16 07:54:09 -04:00
CleanSpec.mk Add empty top level Android.mk / CleanSpec.mk files 2015-04-16 07:54:09 -04:00
Makefile libsepol: Move secilc out of libsepol 2015-03-31 12:31:38 -04:00
README Add redhat-rpm-config as a build dependency on Fedora. 2016-05-04 15:54:27 -04:00

Please submit all bug reports and patches to selinux@tycho.nsa.gov.
Subscribe via selinux-join@tycho.nsa.gov.

Build dependencies on Fedora:
yum install audit-libs-devel bison bzip2-devel dbus-devel dbus-glib-devel flex flex-devel flex-static glib2-devel libcap-devel libcap-ng-devel pam-devel pcre-devel python-devel setools-devel swig ustr-devel xmlto redhat-rpm-config

To build and install everything under a private directory, run:
make DESTDIR=~/obj install install-pywrap

To install as the default system libraries and binaries
(overwriting any previously installed ones - dangerous!),
on x86_64, run:
make LIBDIR=/usr/lib64 SHLIBDIR=/lib64 install install-pywrap relabel
or on x86 (32-bit), run:
make install install-pywrap relabel

This may render your system unusable if the upstream SELinux userspace
lacks library functions or other dependencies relied upon by your
distribution.  If it breaks, you get to keep both pieces.