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| author | wolfbeast <mcwerewolf@wolfbeast.com> | 2019-07-17 01:15:00 +0200 |
|---|---|---|
| committer | wolfbeast <mcwerewolf@wolfbeast.com> | 2019-07-17 01:15:00 +0200 |
| commit | ef189737a3a97bbdeb06825c06121697f62ed50b (patch) | |
| tree | 5f4f91c5bb32b0365485bd79cda33c576f821b9e /security/nss/lib/freebl/ec.c | |
| parent | ca0083022fad1f9fb2a7b1d4b94f32402026e3e6 (diff) | |
| download | UXP-ef189737a3a97bbdeb06825c06121697f62ed50b.tar UXP-ef189737a3a97bbdeb06825c06121697f62ed50b.tar.gz UXP-ef189737a3a97bbdeb06825c06121697f62ed50b.tar.lz UXP-ef189737a3a97bbdeb06825c06121697f62ed50b.tar.xz UXP-ef189737a3a97bbdeb06825c06121697f62ed50b.zip | |
Apply better input checking discipline.
Diffstat (limited to 'security/nss/lib/freebl/ec.c')
| -rw-r--r-- | security/nss/lib/freebl/ec.c | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/security/nss/lib/freebl/ec.c b/security/nss/lib/freebl/ec.c index 6468a10d6..ddbcc2340 100644 --- a/security/nss/lib/freebl/ec.c +++ b/security/nss/lib/freebl/ec.c @@ -202,8 +202,8 @@ ec_NewKey(ECParams *ecParams, ECPrivateKey **privKey, #endif MP_DIGITS(&k) = 0; - if (!ecParams || !privKey || !privKeyBytes || (privKeyLen < 0) || - !ecParams->name) { + if (!ecParams || ecParams->name == ECCurve_noName || + !privKey || !privKeyBytes || privKeyLen <= 0) { PORT_SetError(SEC_ERROR_INVALID_ARGS); return SECFailure; } @@ -391,7 +391,7 @@ EC_NewKey(ECParams *ecParams, ECPrivateKey **privKey) int len; unsigned char *privKeyBytes = NULL; - if (!ecParams) { + if (!ecParams || ecParams->name == ECCurve_noName || !privKey) { PORT_SetError(SEC_ERROR_INVALID_ARGS); return SECFailure; } @@ -430,7 +430,8 @@ EC_ValidatePublicKey(ECParams *ecParams, SECItem *publicValue) mp_err err = MP_OKAY; int len; - if (!ecParams || !publicValue || !ecParams->name) { + if (!ecParams || ecParams->name == ECCurve_noName || + !publicValue || !publicValue->len) { PORT_SetError(SEC_ERROR_INVALID_ARGS); return SECFailure; } @@ -536,8 +537,9 @@ ECDH_Derive(SECItem *publicValue, int i; #endif - if (!publicValue || !ecParams || !privateValue || !derivedSecret || - !ecParams->name) { + if (!publicValue || !publicValue->len || + !ecParams || ecParams->name == ECCurve_noName || + !privateValue || !privateValue->len || !derivedSecret) { PORT_SetError(SEC_ERROR_INVALID_ARGS); return SECFailure; } |