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crypto: fix webcrypto ECDH JWK import #35855

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crypto: fix webcrypto ECDH JWK import #35855

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2 changes: 1 addition & 1 deletion lib/internal/crypto/ec.js
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Original file line number Diff line number Diff line change
Expand Up @@ -230,7 +230,7 @@ async function ecImportKey(
throw lazyDOMException('JWK is not extractable', 'DataError');
}

if (keyData.alg !== undefined) {
if (algorithm.name === 'ECDSA' && keyData.alg !== undefined) {
if (typeof keyData.alg !== 'string')
throw lazyDOMException('Invalid alg', 'DataError');
switch (keyData.alg) {
Expand Down
44 changes: 43 additions & 1 deletion test/parallel/test-webcrypto-export-import-ec.js
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Original file line number Diff line number Diff line change
Expand Up @@ -8,10 +8,11 @@ if (!common.hasCrypto)
const assert = require('assert');
const { subtle } = require('crypto').webcrypto;

const curves = ['P-384', 'P-521'];
const curves = ['P-256', 'P-384', 'P-521'];

const keyData = {
'P-521': {
jwsAlg: 'ES512',
spki: Buffer.from(
'30819b301006072a8648ce3d020106052b8104002303818600040156f479f8df' +
'1e20a7ffc04ce420c3e154ae251996bee42f034b84d41b743f34e45f311b813a' +
Expand Down Expand Up @@ -40,6 +41,7 @@ const keyData = {
}
},
'P-384': {
jwsAlg: 'ES384',
spki: Buffer.from(
'3076301006072a8648ce3d020106052b8104002203620004219c14d66617b36e' +
'c6d8856b385b73a74d344fd8ae75ef046435dda54e3b44bd5fbdebd1d08dd69e' +
Expand All @@ -60,6 +62,26 @@ const keyData = {
d: 'RTe1mQeE08LSLpao-S-hqkku6HPldqQVguFEGDyYiNEOa560ztSyzEAS5KxeqEBz'
}
},
'P-256': {
jwsAlg: 'ES256',
spki: Buffer.from(
'3059301306072a8648ce3d020106082a8648ce3d03010703420004d6e8328a95' +
'fe29afcdc30977b9251efbb219022807f6b14bb34695b6b4bdb93ee6684548a4' +
'ad13c49d00433c45315e8274f3540f58f5d79ef7a1b184f4c21d17', 'hex'),
pkcs8: Buffer.from(
'308187020100301306072a8648ce3d020106082a8648ce3d030107046d306b02' +
'010104202bc2eda265e46866efa8f8f99da993175b6c85c246e15dceaed7e307' +
'0f13fbf8a14403420004d6e8328a95fe29afcdc30977b9251efbb219022807f6' +
'b14bb34695b6b4bdb93ee6684548a4ad13c49d00433c45315e8274f3540f58f5' +
'd79ef7a1b184f4c21d17', 'hex'),
jwk: {
kty: 'EC',
crv: 'P-256',
x: '1ugyipX-Ka_Nwwl3uSUe-7IZAigH9rFLs0aVtrS9uT4',
y: '5mhFSKStE8SdAEM8RTFegnTzVA9Y9dee96GxhPTCHRc',
d: 'K8LtomXkaGbvqPj5namTF1tshcJG4V3OrtfjBw8T-_g'
}
},
};

const testVectors = [
Expand Down Expand Up @@ -168,6 +190,26 @@ async function testImportJwk(
jwk,
{ name, namedCurve },
extractable,
privateUsages),
subtle.importKey(
'jwk',
{
alg: name === 'ECDSA' ? keyData[namedCurve].jwsAlg : 'ECDH-ES',
kty: jwk.kty,
crv: jwk.crv,
x: jwk.x,
y: jwk.y,
},
{ name, namedCurve },
extractable, publicUsages),
subtle.importKey(
'jwk',
{
...jwk,
alg: name === 'ECDSA' ? keyData[namedCurve].jwsAlg : 'ECDH-ES',
},
{ name, namedCurve },
extractable,
privateUsages)
]);

Expand Down