What’s Vulnerable › Vulnerabilities

CVE-2016-7164

• Severity: high (CVSS 7.5 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.9% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2017-02-07 · updated 2026-06-17
• Weakness: CWE-20

Description

The construct function in puff.cpp in Libtorrent 1.1.0 allows remote torrent trackers to cause a denial of service (segmentation fault and crash) via a crafted GZIP response.

Affected products

• Libtorrent: 1.1

References

• http://www.openwall.com/lists/oss-security/2016/09/08/1
• http://www.openwall.com/lists/oss-security/2016/09/08/7
• http://www.securityfocus.com/bid/92891
• https://github.com/arvidn/libtorrent/issues/1021
• https://github.com/arvidn/libtorrent/pull/1022
• http://www.openwall.com/lists/oss-security/2016/09/08/1
• http://www.openwall.com/lists/oss-security/2016/09/08/7
• http://www.securityfocus.com/bid/92891
• https://github.com/arvidn/libtorrent/issues/1021
• https://github.com/arvidn/libtorrent/pull/1022

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