diff options
Diffstat (limited to 'crypto/asn1/a_bitstr.c')
| -rw-r--r-- | crypto/asn1/a_bitstr.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/crypto/asn1/a_bitstr.c b/crypto/asn1/a_bitstr.c index f462dd107368..14b57265d172 100644 --- a/crypto/asn1/a_bitstr.c +++ b/crypto/asn1/a_bitstr.c @@ -1,5 +1,5 @@ /* - * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved. + * Copyright 1995-2023 The OpenSSL Project Authors. All Rights Reserved. * * Licensed under the OpenSSL license (the "License"). You may not use * this file except in compliance with the License. You can obtain a copy @@ -148,6 +148,9 @@ int ASN1_BIT_STRING_set_bit(ASN1_BIT_STRING *a, int n, int value) int w, v, iv; unsigned char *c; + if (n < 0) + return 0; + w = n / 8; v = 1 << (7 - (n & 0x07)); iv = ~v; @@ -182,6 +185,9 @@ int ASN1_BIT_STRING_get_bit(const ASN1_BIT_STRING *a, int n) { int w, v; + if (n < 0) + return 0; + w = n / 8; v = 1 << (7 - (n & 0x07)); if ((a == NULL) || (a->length < (w + 1)) || (a->data == NULL)) |