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authorDave Wallace <dwallacelf@gmail.com>2024-01-22 23:05:39 -0500
committerDamjan Marion <dmarion@0xa5.net>2024-04-02 11:12:23 +0000
commit9dec76be0f7a255f60ed64ed3f8dad7edc4fb83e (patch)
treecf2510ee254ec665bdf7214036d4d1afbebb8a32 /src/vnet/adj/adj_glean.c
parent966049986a34c047daf558d18b3582f7123657e9 (diff)
fib: coverity 335348 out-of-bounds access
- also fix memory leak in adj_glean_walk_proto() Type: fix Change-Id: I3cd72b14506e6bfc9d8d77a65d7b9b2703992367 Signed-off-by: Dave Wallace <dwallacelf@gmail.com>
Diffstat (limited to 'src/vnet/adj/adj_glean.c')
-rw-r--r--src/vnet/adj/adj_glean.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/src/vnet/adj/adj_glean.c b/src/vnet/adj/adj_glean.c
index 0313407b6f1..ceece0d74ed 100644
--- a/src/vnet/adj/adj_glean.c
+++ b/src/vnet/adj/adj_glean.c
@@ -45,7 +45,7 @@ adj_glean_db_lookup (fib_protocol_t proto,
{
uword *p;
- if (vec_len(adj_gleans[proto]) <= sw_if_index)
+ if ((proto >= FIB_PROTOCOL_IP_MAX) || vec_len(adj_gleans[proto]) <= sw_if_index)
return (ADJ_INDEX_INVALID);
p = hash_get_mem (adj_gleans[proto][sw_if_index], nh_addr);
@@ -66,6 +66,7 @@ adj_glean_db_insert (fib_protocol_t proto,
vlib_worker_thread_barrier_sync(vm);
+ ASSERT(proto < FIB_PROTOCOL_IP_MAX);
vec_validate(adj_gleans[proto], sw_if_index);
if (NULL == adj_gleans[proto][sw_if_index])
@@ -195,6 +196,7 @@ adj_glean_walk_proto (fib_protocol_t proto,
adj_index_t ai, *aip, *ais = NULL;
ip46_address_t *conn;
+ ASSERT(proto < FIB_PROTOCOL_IP_MAX);
if (vec_len(adj_gleans[proto]) <= sw_if_index ||
NULL == adj_gleans[proto][sw_if_index])
return;
@@ -212,7 +214,7 @@ adj_glean_walk_proto (fib_protocol_t proto,
vec_foreach(aip, ais)
{
if (ADJ_WALK_RC_STOP == cb(*aip, data))
- return;
+ break;
}
vec_free(ais);
}
@@ -244,6 +246,7 @@ adj_glean_get (fib_protocol_t proto,
ip46_address_t *conn;
adj_index_t ai;
+ ASSERT(proto < FIB_PROTOCOL_IP_MAX);
if (vec_len(adj_gleans[proto]) <= sw_if_index ||
NULL == adj_gleans[proto][sw_if_index])
return (ADJ_INDEX_INVALID);
@@ -265,6 +268,7 @@ adj_glean_get_src (fib_protocol_t proto,
const ip_adjacency_t *adj;
adj_index_t ai;
+ ASSERT(proto < FIB_PROTOCOL_IP_MAX);
if (vec_len(adj_gleans[proto]) <= sw_if_index ||
NULL == adj_gleans[proto][sw_if_index])
return (NULL);