{"id":"USN-3023-1","summary":"thunderbird vulnerabilities","details":"It was discovered that NSPR incorrectly handled memory allocation. If a\nuser were tricked in to opening a specially crafted message, an attacker\ncould potentially exploit this to cause a denial of service via\napplication crash, or execute arbitrary code. (CVE-2016-1951)\n\nChristian Holler, Gary Kwong, Jesse Ruderman, Tyson Smith, Timothy Nikkel,\nSylvestre Ledru, Julian Seward, Olli Pettay, and Karl Tomlinson,\ndiscovered multiple memory safety issues in Thunderbird. If a user were\ntricked in to opening a specially crafted message, an attacker could\npotentially exploit these to cause a denial of service via application\ncrash, or execute arbitrary code. (CVE-2016-2818)\n","modified":"2026-04-22T09:25:59.984181Z","published":"2016-07-18T15:31:45Z","related":["UBUNTU-CVE-2016-1951","UBUNTU-CVE-2016-2818"],"upstream":["CVE-2016-1951","CVE-2016-2818","UBUNTU-CVE-2016-1951","UBUNTU-CVE-2016-2818"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-3023-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2016-1951"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2016-2818"}],"affected":[{"package":{"name":"thunderbird","ecosystem":"Ubuntu:14.04:LTS","purl":"pkg:deb/ubuntu/thunderbird@1:45.2.0+build1-0ubuntu0.14.04.3?arch=source&distro=trusty"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:45.2.0+build1-0ubuntu0.14.04.3"}]}],"versions":["1:24.0+build1-0ubuntu1","1:24.0+build1-0ubuntu2","1:24.1.1+build1-0ubuntu0.13.10.1","1:24.1.1+build1-0ubuntu1","1:24.2.0+build1-0ubuntu1","1:24.4.0+build1-0ubuntu1","1:24.5.0+build1-0ubuntu0.14.04.1","1:24.6.0+build1-0ubuntu0.14.04.1","1:31.0+build1-0ubuntu0.14.04.1","1:31.1.1+build1-0ubuntu0.14.04.1","1:31.1.2+build1-0ubuntu0.14.04.1","1:31.2.0+build2-0ubuntu0.14.04.1","1:31.3.0+build1-0ubuntu0.14.04.1","1:31.4.0+build1-0ubuntu0.14.04.1","1:31.5.0+build1-0ubuntu0.14.04.1","1:31.6.0+build1-0ubuntu0.14.04.1","1:31.7.0+build1-0ubuntu0.14.04.1","1:31.8.0+build1-0ubuntu0.14.04.1","1:38.2.0+build1-0ubuntu0.14.04.1","1:38.3.0+build1-0ubuntu0.14.04.1","1:38.4.0+build3-0ubuntu0.14.04.1","1:38.5.1+build2-0ubuntu0.14.04.1","1:38.6.0+build1-0ubuntu0.14.04.1","1:38.7.2+build1-0ubuntu0.14.04.1","1:38.8.0+build1-0ubuntu0.14.04.1"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"thunderbird","binary_version":"1:45.2.0+build1-0ubuntu0.14.04.3"},{"binary_name":"thunderbird-globalmenu","binary_version":"1:45.2.0+build1-0ubuntu0.14.04.3"},{"binary_name":"thunderbird-gnome-support","binary_version":"1:45.2.0+build1-0ubuntu0.14.04.3"},{"binary_name":"thunderbird-mozsymbols","binary_version":"1:45.2.0+build1-0ubuntu0.14.04.3"},{"binary_name":"thunderbird-testsuite","binary_version":"1:45.2.0+build1-0ubuntu0.14.04.3"},{"binary_name":"xul-ext-calendar-timezones","binary_version":"1:45.2.0+build1-0ubuntu0.14.04.3"},{"binary_name":"xul-ext-gdata-provider","binary_version":"1:45.2.0+build1-0ubuntu0.14.04.3"},{"binary_name":"xul-ext-lightning","binary_version":"1:45.2.0+build1-0ubuntu0.14.04.3"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-3023-1.json","cves_map":{"ecosystem":"Ubuntu:14.04:LTS","cves":[{"severity":[{"score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2016-1951"},{"severity":[{"score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2016-2818"}]}}},{"package":{"name":"thunderbird","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/thunderbird@1:45.2.0+build1-0ubuntu0.16.04.1?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:45.2.0+build1-0ubuntu0.16.04.1"}]}],"versions":["1:38.3.0+build1-0ubuntu2","1:38.5.1+build2-0ubuntu1","1:38.6.0+build1-0ubuntu1","1:38.7.2+build1-0ubuntu0.16.04.1","1:38.8.0+build1-0ubuntu0.16.04.1"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"thunderbird","binary_version":"1:45.2.0+build1-0ubuntu0.16.04.1"},{"binary_name":"thunderbird-globalmenu","binary_version":"1:45.2.0+build1-0ubuntu0.16.04.1"},{"binary_name":"thunderbird-gnome-support","binary_version":"1:45.2.0+build1-0ubuntu0.16.04.1"},{"binary_name":"thunderbird-mozsymbols","binary_version":"1:45.2.0+build1-0ubuntu0.16.04.1"},{"binary_name":"thunderbird-testsuite","binary_version":"1:45.2.0+build1-0ubuntu0.16.04.1"},{"binary_name":"xul-ext-calendar-timezones","binary_version":"1:45.2.0+build1-0ubuntu0.16.04.1"},{"binary_name":"xul-ext-gdata-provider","binary_version":"1:45.2.0+build1-0ubuntu0.16.04.1"},{"binary_name":"xul-ext-lightning","binary_version":"1:45.2.0+build1-0ubuntu0.16.04.1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-3023-1.json","cves_map":{"ecosystem":"Ubuntu:16.04:LTS","cves":[{"severity":[{"score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2016-1951"},{"severity":[{"score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2016-2818"}]}}}],"schema_version":"1.7.5"}