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[3.13] gh-150751: validate http.client Content-Length and chunk-size (GH-150752) - #160770
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…ythonGH-150752) RFC 9112 defines Content-Length as 1*DIGIT and chunk-size as 1*HEXDIG, but int() also accepts a sign, underscores, surrounding whitespace and an 0x prefix, so malformed framing values were parsed instead of rejected. (cherry picked from commit 2eb2af8) Co-authored-by: metsw24-max <[email protected]>
This was referenced Oct 27, 2026
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RFC 9112 defines Content-Length as 1DIGIT and chunk-size as 1HEXDIG, but int() also accepts a sign, underscores, surrounding whitespace and an 0x prefix, so malformed framing values were parsed instead of rejected.
(cherry picked from commit 2eb2af8)
Co-authored-by: metsw24-max [email protected]