* [PATCH nft] optimize: segfault when releasing unsupported statement
@ 2022-06-01 8:16 Pablo Neira Ayuso
0 siblings, 0 replies; only message in thread
From: Pablo Neira Ayuso @ 2022-06-01 8:16 UTC (permalink / raw)
To: netfilter-devel
Call xfree() instead since stmt_alloc() does not initialize the
statement type fields.
Closes: https://bugzilla.netfilter.org/show_bug.cgi?id=1609
Fixes: ea1f1c9ff608 ("optimize: memleak in statement matrix")
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
---
src/optimize.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/src/optimize.c b/src/optimize.c
index d6dfffec3c86..3a3049d43690 100644
--- a/src/optimize.c
+++ b/src/optimize.c
@@ -304,7 +304,7 @@ static int rule_collect_stmts(struct optimize_ctx *ctx, struct rule *rule)
clone->nat.type_flags = stmt->nat.type_flags;
break;
default:
- stmt_free(clone);
+ xfree(clone);
continue;
}
--
2.30.2
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2022-06-01 8:16 [PATCH nft] optimize: segfault when releasing unsupported statement Pablo Neira Ayuso
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