CVE-2026-3644

NameCVE-2026-3644
DescriptionThe fix for CVE-2026-0672, which rejected control characters in http.c ...
SourceCVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
python3.11 (PTS)bookworm3.11.2-6+deb12u6vulnerable
bookworm (security)3.11.2-6+deb12u3vulnerable
python3.13 (PTS)trixie3.13.5-2vulnerable
forky, sid3.13.12-1vulnerable
python3.14 (PTS)forky3.14.3-1vulnerable
sid3.14.3-2vulnerable
python3.9 (PTS)bullseye3.9.2-1vulnerable
bullseye (security)3.9.2-1+deb11u5vulnerable

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
python3.11source(unstable)(unfixed)
python3.13source(unstable)(unfixed)
python3.14source(unstable)(unfixed)
python3.9source(unstable)(unfixed)

Notes

https://mail.python.org/archives/list/security-announce@python.org/thread/H6CADMBCDRFGWCMOXWUIHFJNV43GABJ7/
https://github.com/python/cpython/issues/145599
https://github.com/python/cpython/pull/145600
Fixed by: https://github.com/python/cpython/commit/57e88c1cf95e1481b94ae57abe1010469d47a6b4 (main)
Fixed by: https://github.com/python/cpython/commit/62ceb396fcbe69da1ded3702de586f4072b590dd (3.14)
Fixed by: https://github.com/python/cpython/commit/d16ecc6c3626f0e2cc8f08c309c83934e8a979dd (3.13)

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