This patch fixes a possible buffer overrun problem in crypto perf test.
Previously when user configured aad size is over 12 bytes the copy of template
aad will cause a buffer overrun.
The problem is fixed by only copy up to 12 bytes of aad template.
Fixes: 761a321acf91 ("event/cnxk: support vectorized Tx event fast path" )
Cc: [email protected]
Signed-off-by: Przemyslaw Zegan <[email protected]>
---
app/test-crypto-perf/cperf_test_vectors.c | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/app/test-crypto-perf/cperf_test_vectors.c
b/app/test-crypto-perf/cperf_test_vectors.c
index 0af01ff911..2c7e314ec8 100644
--- a/app/test-crypto-perf/cperf_test_vectors.c
+++ b/app/test-crypto-perf/cperf_test_vectors.c
@@ -548,12 +548,16 @@ cperf_test_vector_get_dummy(struct cperf_options *options)
t_vec->aead_key.data = aead_key;
if (options->aead_aad_sz) {
- t_vec->aad.data = rte_malloc(NULL,
+ t_vec->aad.data = rte_zmalloc(NULL,
options->aead_aad_sz, 16);
if (t_vec->aad.data == NULL) {
rte_free(t_vec);
return NULL;
}
+
+ if(options->aead_aad_sz > 12)
+ options->aead_aad_sz = 12;
+
memcpy(t_vec->aad.data, aad, options->aead_aad_sz);
t_vec->aad.phys_addr =
rte_malloc_virt2iova(t_vec->aad.data);
t_vec->aad.length = options->aead_aad_sz;
--
2.17.1
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