Jan Engelhardt wrote:
commit 48c13b071a7f37ea57f93312c2547d5512b78f3e
Author: Jan Engelhardt <jengelh@xxxxxxxxxx>
Date: Mon Dec 8 18:23:12 2008 +0100
libxt_rateest: fix segfault
When running `ip6tables -m rateest` without any other arguments,
rateest did segfault.
---
extensions/libxt_rateest.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/extensions/libxt_rateest.c b/extensions/libxt_rateest.c
index ebea437..f0dd577 100644
--- a/extensions/libxt_rateest.c
+++ b/extensions/libxt_rateest.c
@@ -306,7 +306,7 @@ rateest_final_check(unsigned int flags)
{
struct xt_rateest_match_info *info = rateest_info;
- if (!(info->flags & XT_RATEEST_MATCH_REL))
+ if (info != NULL && !(info->flags & XT_RATEEST_MATCH_REL))
info->flags |= XT_RATEEST_MATCH_ABS;
I think we should print an error message instead. The kernel will
refuse it anyways.
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