CVE-2021-41973: Loop with Unreachable Exit Condition ('Infinite Loop')

November 1, 2021 (updated May 2, 2022)

In Apache MINA, a specifically crafted, malformed HTTP request may cause the HTTP Header decoder to loop indefinitely. The decoder assumed that the HTTP Header begins at the beginning of the buffer and loops if there is more data than expected.

References

www.openwall.com/lists/oss-security/2021/11/01/2
www.openwall.com/lists/oss-security/2021/11/01/8
nvd.nist.gov/vuln/detail/CVE-2021-41973

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