{"id":"UBUNTU-CVE-2026-59939","details":"httplib2 is a comprehensive HTTP client library for Python. Prior to 0.32.0, httplib2 performs unbounded decompression of HTTP response bodies encoded with Content-Encoding: gzip or deflate in _decompressContent in httplib2/init.py, allowing a malicious or compromised HTTP server to return a small compressed payload that expands to an arbitrarily large size in memory and causes MemoryError or OOM-kill in the client process. This issue is fixed in version 0.32.0.","modified":"2026-07-14T23:30:19.623803505Z","published":"2026-07-09T00:00:00Z","related":["USN-8537-1"],"upstream":["CVE-2026-59939"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-59939"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2026-59939"},{"type":"REPORT","url":"https://github.com/httplib2/httplib2/security/advisories/GHSA-j5g9-f88f-gfj3"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-8537-1"}],"affected":[{"package":{"name":"python-httplib2","ecosystem":"Ubuntu:14.04:LTS","purl":"pkg:deb/ubuntu/python-httplib2?arch=source&distro=trusty"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.8-2","0.8-2build1"],"ecosystem_specific":{"binaries":[{"binary_name":"python-httplib2","binary_version":"0.8-2build1"},{"binary_name":"python3-httplib2","binary_version":"0.8-2build1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-59939.json"}},{"package":{"name":"python-httplib2","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/python-httplib2?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.9+dfsg-2","0.9.1+dfsg-1"],"ecosystem_specific":{"binaries":[{"binary_name":"python-httplib2","binary_version":"0.9.1+dfsg-1"},{"binary_name":"python3-httplib2","binary_version":"0.9.1+dfsg-1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-59939.json"}},{"package":{"name":"python-httplib2","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/python-httplib2?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.9.2+dfsg-1","0.9.2+dfsg-1ubuntu0.1","0.9.2+dfsg-1ubuntu0.2","0.9.2+dfsg-1ubuntu0.3"],"ecosystem_specific":{"binaries":[{"binary_name":"python-httplib2","binary_version":"0.9.2+dfsg-1ubuntu0.3"},{"binary_name":"python3-httplib2","binary_version":"0.9.2+dfsg-1ubuntu0.3"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-59939.json"}},{"package":{"name":"python-httplib2","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/python-httplib2?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.11.3-2","0.11.3-2build1","0.14.0-1","0.14.0-1ubuntu1"],"ecosystem_specific":{"binaries":[{"binary_name":"python-httplib2","binary_version":"0.14.0-1ubuntu1"},{"binary_name":"python3-httplib2","binary_version":"0.14.0-1ubuntu1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-59939.json"}},{"package":{"name":"python-httplib2","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/python-httplib2?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.20.2-2ubuntu0.1"}]}],"versions":["0.18.1-3ubuntu1","0.20.2-2"],"ecosystem_specific":{"binaries":[{"binary_name":"python3-httplib2","binary_version":"0.20.2-2ubuntu0.1"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-59939.json"}},{"package":{"name":"python-httplib2","ecosystem":"Ubuntu:24.04:LTS","purl":"pkg:deb/ubuntu/python-httplib2?arch=source&distro=noble"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.20.4-3ubuntu0.1"}]}],"versions":["0.20.4-3"],"ecosystem_specific":{"binaries":[{"binary_version":"0.20.4-3ubuntu0.1","binary_name":"python3-httplib2"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-59939.json"}},{"package":{"name":"python-httplib2","ecosystem":"Ubuntu:25.10","purl":"pkg:deb/ubuntu/python-httplib2?arch=source&distro=questing"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.22.0-1"],"ecosystem_specific":{"binaries":[{"binary_name":"python3-httplib2","binary_version":"0.22.0-1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-59939.json"}},{"package":{"name":"python-httplib2","ecosystem":"Ubuntu:26.04:LTS","purl":"pkg:deb/ubuntu/python-httplib2?arch=source&distro=resolute"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.22.0-1ubuntu0.1"}]}],"versions":["0.22.0-1","0.22.0-1build1"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_version":"0.22.0-1ubuntu0.1","binary_name":"python3-httplib2"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-59939.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"medium"}]}