CVE-2023-3635

HighCVSS 7.5/10Last modified Jun 17, 2026

Description

GzipSource does not handle an exception that might be raised when parsing a malformed gzip buffer. This may lead to denial of service of the Okio client when handling a crafted GZIP archive, by using the GzipSource class.

Metrics

CVSS 3.1 7.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-195 CWE-681

Affected software

Vendor	Product	Versions
—	—	>= 0.5.0, < 1.0.0; >= 1.0.0, < 1.17.6; >= 2.0.0, < 3.0.0; >= 3.0.0, < 3.4.0

References

https://github.com/square/okio/commit/81bce1a30af244550b0324597720e4799281da7bPatch
https://research.jfrog.com/vulnerabilities/okio-gzip-source-unhandled-exception-dos-xray-523195/Exploit, Patch, Third Party Advisory
https://github.com/square/okio/commit/81bce1a30af244550b0324597720e4799281da7bPatch
https://research.jfrog.com/vulnerabilities/okio-gzip-source-unhandled-exception-dos-xray-523195/Exploit, Patch, Third Party Advisory

Timeline

Published: Jul 12, 2023
Last modified: Jun 17, 2026
NVD status: Modified

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