[lxc-devel] [PATCH 5/8] apparmor/attach: make sure buffer is NUL-terminated
Christian Seiler
christian at iwakd.de
Tue Aug 13 21:56:17 UTC 2013
Signed-off-by: Christian Seiler <christian at iwakd.de>
---
src/lxc/apparmor.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/src/lxc/apparmor.c b/src/lxc/apparmor.c
index a2d6476..cb81464 100644
--- a/src/lxc/apparmor.c
+++ b/src/lxc/apparmor.c
@@ -42,12 +42,13 @@ again:
}
sz += 1024;
buf = realloc(buf, sz);
+ memset(buf, 0, sz);
if (!buf) {
ERROR("out of memory");
fclose(f);
return NULL;
}
- ret = fread(buf, 1, sz, f);
+ ret = fread(buf, 1, sz - 1, f);
fclose(f);
if (ret >= sz)
goto again;
--
1.7.10.4
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