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"blackhole" ACLs could cause named to segfault due to some

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uninitialized memory. [rt18095]
This commit is contained in:
Evan Hunt
2008-05-21 23:21:33 +00:00
parent 0d228cec61
commit 080a964a3f
2 changed files with 5 additions and 2 deletions
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3
CHANGES
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@@ -1,3 +1,6 @@
2374. [bug] "blackhole" ACLs could cause named to segfault due
to some uninitialized memory. [RT #18095]
2373. [bug] Default values of zone ACLs were re-parsed each time a 2373. [bug] Default values of zone ACLs were re-parsed each time a
new zone was configured, causing an overconsumption new zone was configured, causing an overconsumption
of memory. [RT #18092] of memory. [RT #18092]

4
lib/isc/radix.c
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@@ -14,7 +14,7 @@
* PERFORMANCE OF THIS SOFTWARE. * PERFORMANCE OF THIS SOFTWARE.
*/ */
/* $Id: radix.c,v 1.13 2008/01/27 23:47:20 tbox Exp $ */ /* $Id: radix.c,v 1.14 2008/05/21 23:21:33 each Exp $ */
/* /*
* This source was adapted from MRT's RCS Ids: * This source was adapted from MRT's RCS Ids:
@@ -323,6 +323,7 @@ isc_radix_insert(isc_radix_tree_t *radix, isc_radix_node_t **target,
if (node == NULL) if (node == NULL)
return (ISC_R_NOMEMORY); return (ISC_R_NOMEMORY);
node->bit = bitlen; node->bit = bitlen;
node->node_num[0] = node->node_num[1] = -1;
result = _ref_prefix(radix->mctx, &node->prefix, prefix); result = _ref_prefix(radix->mctx, &node->prefix, prefix);
if (result != ISC_R_SUCCESS) { if (result != ISC_R_SUCCESS) {
isc_mem_put(radix->mctx, node, isc_mem_put(radix->mctx, node,
@@ -351,7 +352,6 @@ isc_radix_insert(isc_radix_tree_t *radix, isc_radix_node_t **target,
} else { } else {
node->node_num[ISC_IS6(family)] = node->node_num[ISC_IS6(family)] =
++radix->num_added_node; ++radix->num_added_node;
node->node_num[!ISC_IS6(family)] = -1;
node->data[0] = NULL; node->data[0] = NULL;
node->data[1] = NULL; node->data[1] = NULL;
} }