Summary
Package updates are available for Amazon Linux 2023 that fix the following vulnerabilities: CVE-2024-52804: Tornado is a Python web framework and asynchronous networking library. The algorithm used for parsing HTTP cookies in Tornado versions prior to 6.4.2 sometimes has quadratic complexity, leading to excessive CPU consumption when parsing maliciously-crafted cookie headers. This parsing occurs in the event loop thread and may block the processing of other requests. Version 6.4.2 fixes the issue.
Fixed packages 4
| Release | Package | Fixed in |
|---|---|---|
| Amazon Linux · 2023 | python-tornado-debugsource | 0:6.1.0-2.amzn2023.0.4 |
| Amazon Linux · 2023 | python-tornado-doc | 0:6.1.0-2.amzn2023.0.4 |
| Amazon Linux · 2023 | python3-tornado | 0:6.1.0-2.amzn2023.0.4 |
| Amazon Linux · 2023 | python3-tornado-debuginfo | 0:6.1.0-2.amzn2023.0.4 |
Vulnerabilities 1
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High 7.5
Tornado has HTTP cookie parsing DoS vulnerability
Tornado is a Python web framework and asynchronous networking library. The algorithm used for parsing HTTP cookies in Tornado versions prior to 6.4.2 sometimes has quadratic complexity, leading to excessive CPU consumption when parsing maliciously-crafted coo…
References
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web
https://alas.aws.amazon.com/cve/html/CVE-2024-52804.html