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-rw-r--r--security/nss/lib/freebl/gcm.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/security/nss/lib/freebl/gcm.c b/security/nss/lib/freebl/gcm.c
index f1e16da78..e93970b88 100644
--- a/security/nss/lib/freebl/gcm.c
+++ b/security/nss/lib/freebl/gcm.c
@@ -469,6 +469,12 @@ gcmHash_Reset(gcmHashContext *ghash, const unsigned char *AAD,
{
SECStatus rv;
+ // Limit AADLen in accordance with SP800-38D
+ if (sizeof(AADLen) >= 8 && AADLen > (1ULL << 61) - 1) {
+ PORT_SetError(SEC_ERROR_INPUT_LEN);
+ return SECFailure;
+ }
+
ghash->cLen = 0;
PORT_Memset(ghash->counterBuf, 0, GCM_HASH_LEN_LEN * 2);
ghash->bufLen = 0;