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- Update from NSA

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Hid translation-related symbols entirely and ensured that raw functions
    have hidden definitions for internal use.
Allowed setting NULL via context_set* functions.
Allowed whitespace in MLS component of context.
Changed rpm_execcon to use translated functions to workaround lack of MLS
    level on upgraded systems.
This commit is contained in:
Daniel J Walsh 2005-08-25 20:21:14 +00:00
parent e7e35da33b
commit d3d9f9e7f8
4 changed files with 32 additions and 193 deletions
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1
.cvsignore
View File

@ -41,3 +41,4 @@ libselinux-1.24.1.tgz
libselinux-1.24.2.tgz
libselinux-1.25.2.tgz
libselinux-1.25.3.tgz
libselinux-1.25.4.tgz

208
libselinux-rhat.patch
View File

@ -1,195 +1,21 @@
diff --exclude-from=exclude -N -u -r nsalibselinux/src/compute_relabel.c libselinux-1.25.3/src/compute_relabel.c
--- nsalibselinux/src/compute_relabel.c 2005-08-24 09:07:11.000000000 -0400
+++ libselinux-1.25.3/src/compute_relabel.c 2005-08-24 09:13:57.000000000 -0400
@@ -20,6 +20,7 @@
size_t size;
int fd, ret;
+ *newcon=NULL;
snprintf(path, sizeof path, "%s/relabel", selinux_mnt);
fd = open(path, O_RDWR);
if (fd < 0)
diff --exclude-from=exclude -N -u -r nsalibselinux/src/compute_user.c libselinux-1.25.3/src/compute_user.c
--- nsalibselinux/src/compute_user.c 2005-08-24 09:07:11.000000000 -0400
+++ libselinux-1.25.3/src/compute_user.c 2005-08-24 09:13:57.000000000 -0400
@@ -21,6 +21,7 @@
int fd, ret;
unsigned int i, nel;
+ *con = NULL;
snprintf(path, sizeof path, "%s/user", selinux_mnt);
fd = open(path, O_RDWR);
if (fd < 0)
diff --exclude-from=exclude -N -u -r nsalibselinux/src/context.c libselinux-1.25.3/src/context.c
--- nsalibselinux/src/context.c 2005-08-22 16:37:00.000000000 -0400
+++ libselinux-1.25.3/src/context.c 2005-08-24 09:13:57.000000000 -0400
@@ -137,19 +137,23 @@
--- nsalibselinux/src/context.c 2005-08-25 16:18:01.000000000 -0400
+++ libselinux-1.25.3/src/context.c 2005-08-24 16:48:20.000000000 -0400
@@ -181,16 +180,8 @@
def_set(type,COMP_TYPE)
def_set(role,COMP_ROLE)
def_set(user,COMP_USER)
+def_set(range,COMP_RANGE)
static int set_comp(context_private_t* n,int index, const char *str)
{
- char *t = (char*) malloc(strlen(str)+1);
+ char *t = NULL;
const char *p;
- if ( !t ) { return 1; }
- for ( p = str; *p; p++ ) {
- if ( *p == '\t' || *p == ' ' || *p == '\n' || *p == '\r' ||
- (*p == ':' && index != COMP_RANGE) ) {
- free(t);
- return 1;
- }
-int context_range_set(context_t context,const char* str)
-{
- context_private_t *n = context->ptr;
- if ( ! n->component[COMP_RANGE] ) {
- return 0;
- } else {
- return set_comp(n,COMP_RANGE,str);
- }
- conditional_free(&n->component[index]);
+ if (str) {
+ t=(char*) malloc(strlen(str)+1);
+ if ( !t ) { return 1; }
+ for ( p = str; *p; p++ ) {
+ if ( *p == '\t' || *p == '\n' || *p == '\r' ||
+ ((*p == ':' || *p == ' ') && index != COMP_RANGE) ) {
+ free(t);
+ return 1;
+ }
+ }
+ }
+ conditional_free(&n->component[index]);
+ if (str)
+ strcpy(t,str);
n->component[index] = t;
- strcpy(t,str);
return 0;
}
-}
hidden_def(context_range_set)
diff --exclude-from=exclude -N -u -r nsalibselinux/src/fgetfilecon.c libselinux-1.25.3/src/fgetfilecon.c
--- nsalibselinux/src/fgetfilecon.c 2005-08-24 09:07:11.000000000 -0400
+++ libselinux-1.25.3/src/fgetfilecon.c 2005-08-24 09:13:57.000000000 -0400
@@ -13,6 +13,7 @@
ssize_t size;
ssize_t ret;
+ *context = NULL;
size = INITCONTEXTLEN+1;
buf = malloc(size);
if (!buf)
diff --exclude-from=exclude -N -u -r nsalibselinux/src/getcon.c libselinux-1.25.3/src/getcon.c
--- nsalibselinux/src/getcon.c 2005-08-24 09:07:11.000000000 -0400
+++ libselinux-1.25.3/src/getcon.c 2005-08-24 09:13:57.000000000 -0400
@@ -14,6 +14,7 @@
int fd;
ssize_t ret;
+ *context=NULL;
fd = open("/proc/self/attr/current", O_RDONLY);
if (fd < 0)
return -1;
diff --exclude-from=exclude -N -u -r nsalibselinux/src/getexeccon.c libselinux-1.25.3/src/getexeccon.c
--- nsalibselinux/src/getexeccon.c 2005-08-24 09:07:11.000000000 -0400
+++ libselinux-1.25.3/src/getexeccon.c 2005-08-24 09:13:57.000000000 -0400
@@ -14,6 +14,7 @@
int fd;
ssize_t ret;
+ *context = NULL;
fd = open("/proc/self/attr/exec", O_RDONLY);
if (fd < 0)
return -1;
diff --exclude-from=exclude -N -u -r nsalibselinux/src/getfilecon.c libselinux-1.25.3/src/getfilecon.c
--- nsalibselinux/src/getfilecon.c 2005-08-24 09:07:11.000000000 -0400
+++ libselinux-1.25.3/src/getfilecon.c 2005-08-24 09:15:03.000000000 -0400
@@ -13,6 +13,7 @@
ssize_t size;
ssize_t ret;
+ *context = NULL;
size = INITCONTEXTLEN+1;
buf = malloc(size);
if (!buf)
diff --exclude-from=exclude -N -u -r nsalibselinux/src/getfscreatecon.c libselinux-1.25.3/src/getfscreatecon.c
--- nsalibselinux/src/getfscreatecon.c 2005-08-24 09:07:11.000000000 -0400
+++ libselinux-1.25.3/src/getfscreatecon.c 2005-08-24 09:13:57.000000000 -0400
@@ -14,6 +14,7 @@
int fd;
ssize_t ret;
+ *context = NULL;
fd = open("/proc/self/attr/fscreate", O_RDONLY);
if (fd < 0)
return -1;
diff --exclude-from=exclude -N -u -r nsalibselinux/src/getpeercon.c libselinux-1.25.3/src/getpeercon.c
--- nsalibselinux/src/getpeercon.c 2005-08-24 09:07:11.000000000 -0400
+++ libselinux-1.25.3/src/getpeercon.c 2005-08-24 09:13:57.000000000 -0400
@@ -17,6 +17,7 @@
socklen_t size;
ssize_t ret;
+ *context = NULL;
size = INITCONTEXTLEN+1;
buf = malloc(size);
if (!buf)
diff --exclude-from=exclude -N -u -r nsalibselinux/src/getpidcon.c libselinux-1.25.3/src/getpidcon.c
--- nsalibselinux/src/getpidcon.c 2005-08-24 09:07:11.000000000 -0400
+++ libselinux-1.25.3/src/getpidcon.c 2005-08-24 09:13:57.000000000 -0400
@@ -16,6 +16,7 @@
int fd;
ssize_t ret;
+ *context = NULL;
snprintf(path, sizeof path, "/proc/%d/attr/current", pid);
fd = open(path, O_RDONLY);
diff --exclude-from=exclude -N -u -r nsalibselinux/src/getprevcon.c libselinux-1.25.3/src/getprevcon.c
--- nsalibselinux/src/getprevcon.c 2005-08-24 09:07:11.000000000 -0400
+++ libselinux-1.25.3/src/getprevcon.c 2005-08-24 09:13:57.000000000 -0400
@@ -14,6 +14,7 @@
int fd;
ssize_t ret;
+ *context = NULL;
fd = open("/proc/self/attr/prev", O_RDONLY);
if (fd < 0)
return -1;
diff --exclude-from=exclude -N -u -r nsalibselinux/src/lgetfilecon.c libselinux-1.25.3/src/lgetfilecon.c
--- nsalibselinux/src/lgetfilecon.c 2005-08-24 09:07:11.000000000 -0400
+++ libselinux-1.25.3/src/lgetfilecon.c 2005-08-24 09:13:57.000000000 -0400
@@ -13,6 +13,7 @@
ssize_t size;
ssize_t ret;
+ *context = NULL;
size = INITCONTEXTLEN+1;
buf = malloc(size);
if (!buf)
diff --exclude-from=exclude -N -u -r nsalibselinux/src/trans.c libselinux-1.25.3/src/trans.c
--- nsalibselinux/src/trans.c 2005-08-23 13:34:34.000000000 -0400
+++ libselinux-1.25.3/src/trans.c 2005-08-24 09:13:57.000000000 -0400
@@ -6,8 +6,8 @@
int trans_to_raw_context(char *raw, char **transp)
{
+ *transp = NULL;
if (!raw) {
- *transp = NULL;
return 0;
}
@@ -19,8 +19,8 @@
int raw_to_trans_context(char *trans, char **rawp)
{
+ *rawp = NULL;
if (!trans) {
- *rawp = NULL;
return 0;
}
diff --exclude-from=exclude -N -u -r nsalibselinux/utils/getfilecon.c libselinux-1.25.3/utils/getfilecon.c
--- nsalibselinux/utils/getfilecon.c 2005-01-20 16:05:24.000000000 -0500
+++ libselinux-1.25.3/utils/getfilecon.c 2005-08-24 09:13:57.000000000 -0400
@@ -21,6 +21,9 @@
}
printf("%s\t%s\n", argv[i], buf);
freecon(buf);
+ rc = getfilecon_raw(argv[i], &buf);
+ printf("%s\t%s\n", argv[i], buf);
+ freecon(buf);
}
exit(0);
}
#ifdef L1TEST

14
libselinux.spec
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@ -1,6 +1,6 @@
Summary: SELinux library and simple utilities
Name: libselinux
Version: 1.25.3
Version: 1.25.4
Release: 1
License: Public domain (uncopyrighted)
Group: System Environment/Libraries
@ -85,6 +85,18 @@ rm -rf ${RPM_BUILD_ROOT}
%{_mandir}/man8/*
%changelog
* Thu Aug 25 2005 Dan Walsh <dwalsh@redhat.com> 1.25.4-1
- Update from NSA
* Hid translation-related symbols entirely and ensured that
raw functions have hidden definitions for internal use.
* Allowed setting NULL via context_set* functions.
* Allowed whitespace in MLS component of context.
* Changed rpm_execcon to use translated functions to workaround
lack of MLS level on upgraded systems.
* Wed Aug 24 2005 Dan Walsh <dwalsh@redhat.com> 1.25.3-2
- Allow set_comp on unset ranges
* Wed Aug 24 2005 Dan Walsh <dwalsh@redhat.com> 1.25.3-1
* Merged context translation patch, originally by TCS,
with modifications by Dan Walsh (Red Hat).

2
sources
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@ -1 +1 @@
f9cd75312a4241f5855fde60d0551f88 libselinux-1.25.3.tgz
82007f5f28bb0d7a86a93388f64b12bb libselinux-1.25.4.tgz