CVE-2021-35515: Excessive Iteration

July 13, 2021 (updated November 7, 2023)

When reading a specially crafted 7Z archive, the construction of the list of codecs that decompress an entry can result in an infinite loop. This could be used to mount a denial of service attack against services that use Compress’ sevenz package.

References

commons.apache.org/proper/commons-compress/security-reports.html
nvd.nist.gov/vuln/detail/CVE-2021-35515

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