Fixed packages 4
| Release | Package | Fixed in |
|---|---|---|
| Red Hat · RHEL 9 enterprise_linux:9::appstream | python-tornado | 0:6.5.5-1.el9_7.1 |
| Red Hat · RHEL 9 enterprise_linux:9::appstream | python-tornado-debugsource | 0:6.5.5-1.el9_7.1 |
| Red Hat · RHEL 9 enterprise_linux:9::appstream | python3-tornado | 0:6.5.5-1.el9_7.1 |
| Red Hat · RHEL 9 enterprise_linux:9::appstream | python3-tornado-debuginfo | 0:6.5.5-1.el9_7.1 |
Vulnerabilities 2
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High 8.7
Tornado has a DoS due to too many multipart parts
Tornado is a Python web framework and asynchronous networking library. In versions of Tornado prior to 6.5.5, the only limit on the number of parts in multipart/form-data is the max_body_size setting (default 100MB). Since parsing occurs synchronously on the …
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High 7.2
Tornado has incomplete validation of cookie attributes
In Tornado before 6.5.5, cookie attribute injection could occur because the domain, path, and samesite arguments to .RequestHandler.set_cookie were not checked for crafted characters.
References
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article
https://access.redhat.com/security/updates/classification/#moderate
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report
https://bugzilla.redhat.com/show_bug.cgi?id=2446765
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report
https://bugzilla.redhat.com/show_bug.cgi?id=2454716
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advisory
https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_13670.json
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report
https://access.redhat.com/security/cve/CVE-2026-31958
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advisory
https://www.cve.org/CVERecord?id=CVE-2026-31958
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advisory
https://nvd.nist.gov/vuln/detail/CVE-2026-31958
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article
https://github.com/tornadoweb/tornado/security/advisories/GHSA-qjxf-f2mg-c6mc
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report
https://access.redhat.com/security/cve/CVE-2026-35536
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advisory
https://www.cve.org/CVERecord?id=CVE-2026-35536
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advisory
https://nvd.nist.gov/vuln/detail/CVE-2026-35536
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article
https://github.com/tornadoweb/tornado/releases/tag/v6.5.5
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article
https://github.com/tornadoweb/tornado/security/advisories/GHSA-78cv-mqj4-43f7