{"id":"UBUNTU-CVE-2023-43642","details":"snappy-java is a Java port of the snappy, a fast C++ compresser/decompresser developed by Google. The SnappyInputStream was found to be vulnerable to Denial of Service (DoS) attacks when decompressing data with a too large chunk size. Due to missing upper bound check on chunk length, an unrecoverable fatal error can occur. All versions of snappy-java including the latest released version 1.1.10.3 are vulnerable to this issue. A fix has been introduced in commit `9f8c3cf74` which will be included in the 1.1.10.4 release. Users are advised to upgrade. Users unable to upgrade should only accept compressed data from trusted sources.","modified":"2026-05-20T16:13:50.397031838Z","published":"2023-09-25T20:15:00Z","upstream":["CVE-2023-43642"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2023-43642"},{"type":"REPORT","url":"https://github.com/xerial/snappy-java/security/advisories/GHSA-55g7-9cwv-5qfv"},{"type":"REPORT","url":"https://github.com/xerial/snappy-java/commit/9f8c3cf74223ed0a8a834134be9c917b9f10ceb5"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2023-43642"}],"affected":[{"package":{"name":"snappy-java","ecosystem":"Ubuntu:14.04:LTS","purl":"pkg:deb/ubuntu/snappy-java?arch=source&distro=trusty"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.0.4.1~dfsg-1"],"ecosystem_specific":{"binaries":[{"binary_name":"libsnappy-java","binary_version":"1.0.4.1~dfsg-1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2023/UBUNTU-CVE-2023-43642.json"}},{"package":{"name":"snappy-java","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/snappy-java?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.1.1.7-2","1.1.2-1","1.1.2.1-2"],"ecosystem_specific":{"binaries":[{"binary_name":"libsnappy-java","binary_version":"1.1.2.1-2"},{"binary_name":"libsnappy-jni","binary_version":"1.1.2.1-2"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2023/UBUNTU-CVE-2023-43642.json"}},{"package":{"name":"snappy-java","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/snappy-java?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.1.4-1"],"ecosystem_specific":{"binaries":[{"binary_name":"libsnappy-java","binary_version":"1.1.4-1"},{"binary_name":"libsnappy-jni","binary_version":"1.1.4-1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2023/UBUNTU-CVE-2023-43642.json"}},{"package":{"name":"snappy-java","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/snappy-java?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.1.7.2-1","1.1.7.3-1","1.1.7.3-1build1"],"ecosystem_specific":{"binaries":[{"binary_name":"libsnappy-java","binary_version":"1.1.7.3-1build1"},{"binary_name":"libsnappy-jni","binary_version":"1.1.7.3-1build1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2023/UBUNTU-CVE-2023-43642.json"}},{"package":{"name":"snappy-java","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/snappy-java?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.1.8.3-1"],"ecosystem_specific":{"binaries":[{"binary_name":"libsnappy-java","binary_version":"1.1.8.3-1"},{"binary_version":"1.1.8.3-1","binary_name":"libsnappy-jni"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2023/UBUNTU-CVE-2023-43642.json"}},{"package":{"name":"snappy-java","ecosystem":"Ubuntu:24.04:LTS","purl":"pkg:deb/ubuntu/snappy-java?arch=source&distro=noble"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.1.8.3-1","1.1.10.5-1","1.1.10.5-1build1"],"ecosystem_specific":{"binaries":[{"binary_version":"1.1.10.5-1build1","binary_name":"libsnappy-java"},{"binary_name":"libsnappy-jni","binary_version":"1.1.10.5-1build1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2023/UBUNTU-CVE-2023-43642.json"}},{"package":{"name":"snappy-java","ecosystem":"Ubuntu:25.10","purl":"pkg:deb/ubuntu/snappy-java?arch=source&distro=questing"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.1.10.7-1"],"ecosystem_specific":{"binaries":[{"binary_version":"1.1.10.7-1","binary_name":"libsnappy-java"},{"binary_name":"libsnappy-jni","binary_version":"1.1.10.7-1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2023/UBUNTU-CVE-2023-43642.json"}},{"package":{"name":"snappy-java","ecosystem":"Ubuntu:26.04:LTS","purl":"pkg:deb/ubuntu/snappy-java?arch=source&distro=resolute"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.1.10.7-1","1.1.10.8-1"],"ecosystem_specific":{"binaries":[{"binary_name":"libsnappy-java","binary_version":"1.1.10.8-1"},{"binary_name":"libsnappy-jni","binary_version":"1.1.10.8-1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2023/UBUNTU-CVE-2023-43642.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":"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"}]}