| Package | Affected versions | Patched versions |
|---|---|---|
| undici | ≥ 7.0.0, < 7.24.0< 6.24.0 | 7.24.06.24.0 |
| undici | ≥ 6.0.0, < 6.24.0≥ 7.0.0, < 7.24.0 | 6.24.07.24.0 |
A server can reply with a WebSocket frame using the 64-bit length form and an extremely large length. undici's ByteParser overflows internal math, ends up in an invalid state, and throws a fatal TypeError that terminates the process.
Patched in the undici version v7.24.0 and v6.24.0. Users should upgrade to this version or later.
There are no workarounds.
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