crypto: protect against string collisions #60392
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Review requested:
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nodejs-github-bot
added
lib / src
panva
added
crypto
ChALkeR
commented
Oct 24, 2025
| validateStringWellFormed(val); | ||
| if (encoding === 'buffer') | ||
| encoding = 'utf8'; | ||
| return Buffer.from(val, encoding); |
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This could also cause collisions on well-formed strings but encodings not capable of containing full Unicode
That should be addressed too
ChALkeR
commented
Oct 24, 2025
| validateStringWellFormed(buffer); | ||
| if (encoding === 'buffer') | ||
| encoding = 'utf8'; | ||
| return Buffer.from(buffer, encoding); |
There was a problem hiding this comment.
This could also cause collisions on well-formed strings but encodings not capable of containing full Unicode
That should be addressed too
ChALkeR
commented
Oct 24, 2025
| Sign.prototype.update = function update(data, encoding) { | ||
| if (typeof data === 'string') { | ||
| validateEncoding(data, encoding); | ||
| validateStringWellFormed(data); |
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see other comments about encoding, this might also need adjustments and/or a check on src/ side
ChALkeR
commented
Oct 24, 2025
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| if (typeof data === 'string') { | ||
| validateEncoding(data, encoding); | ||
| validateStringWellFormed(data); |
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Includes #60384
Closes: #60267
This is a draft.
Feedback is welcome though