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-rw-r--r--fs/binfmt_flat.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/fs/binfmt_flat.c b/fs/binfmt_flat.c
index 397d305..1bffbe0 100644
--- a/fs/binfmt_flat.c
+++ b/fs/binfmt_flat.c
@@ -820,6 +820,8 @@ static int load_flat_shared_library(int id, struct lib_info *libs)
int res;
char buf[16];
+ memset(&bprm, 0, sizeof(bprm));
+
/* Create the file name */
sprintf(buf, "/lib/lib%d.so", id);
@@ -835,6 +837,12 @@ static int load_flat_shared_library(int id, struct lib_info *libs)
if (!bprm.cred)
goto out;
+ /* We don't really care about recalculating credentials at this point
+ * as we're past the point of no return and are dealing with shared
+ * libraries.
+ */
+ bprm.cred_prepared = 1;
+
res = prepare_binprm(&bprm);
if (!IS_ERR_VALUE(res))
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