summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorCarmelo Amoroso <carmelo.amoroso@st.com>2008-01-22 15:37:32 +0000
committerCarmelo Amoroso <carmelo.amoroso@st.com>2008-01-22 15:37:32 +0000
commit6c61a9fdfbb4c9c762fd4d0c6179dd77e0f6660f (patch)
tree4e9a8e940b33910f26c26a20d92b54b67f7936c5
parenteff32c83f16b3b99398122bc57812cdb4dd8507f (diff)
Test case to exploit dladdr bug
Signed-off-by: Filippo Arcidiacono <filippo.arcidiacono@st.com>
-rw-r--r--test/dlopen/Makefile3
-rwxr-xr-xtest/dlopen/dladdr.c25
2 files changed, 27 insertions, 1 deletions
diff --git a/test/dlopen/Makefile b/test/dlopen/Makefile
index 7d57db067..b59c3e2d2 100644
--- a/test/dlopen/Makefile
+++ b/test/dlopen/Makefile
@@ -4,7 +4,7 @@
# rules need a little love to work with glibc ...
export UCLIBC_ONLY := 1
-TESTS := dltest dltest2 dlstatic test1 test2 test3 dlundef dlafk
+TESTS := dltest dltest2 dlstatic test1 test2 test3 dlundef dlafk dladdr
include ../Test.mak
@@ -19,6 +19,7 @@ LDFLAGS_dlafk := -ldl ./libafk.so -Wl,-rpath,.
LDFLAGS_test1 := -ldl
LDFLAGS_test2 := -ldl
LDFLAGS_test3 := -ldl ./libtest1.so ./libtest2.so -Wl,-rpath,.
+LDFLAGS_dladdr := -ldl
DEBUG_LIBS := X
WRAPPER := env $(DEBUG_LIBS)=all LD_LIBRARY_PATH="$$PWD:.:$(LD_LIBRARY_PATH)"
diff --git a/test/dlopen/dladdr.c b/test/dlopen/dladdr.c
new file mode 100755
index 000000000..47ecea1da
--- /dev/null
+++ b/test/dlopen/dladdr.c
@@ -0,0 +1,25 @@
+#include <dlfcn.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+
+int main(int argc, char **argv)
+{
+ Dl_info info;
+ int res = 0;
+
+ memset(&info, '\0', sizeof(Dl_info));
+ res = dladdr((void *)1, &info);
+ if (res != 0) {
+ fprintf(stderr, "dladdr() should fail\n");
+ fprintf(stderr, "dli_fname = %s\n", info.dli_fname);
+ fprintf(stderr, "dli_fbase = 0x%08x\n", (unsigned int)info.dli_fbase);
+ fprintf(stderr, "dli_sname = %s\n", info.dli_sname);
+ fprintf(stderr, "dli_saddr = 0x%08x\n", (unsigned int)info.dli_saddr);
+ exit(1);
+ }
+
+ fprintf(stderr, "dladdr() failed as expected\n");
+ return EXIT_SUCCESS;
+}
+