{"id":"UBUNTU-CVE-2022-38475","details":"An attacker could have written a value to the first element in a zero-length JavaScript array. Although the array was zero-length, the value was not written to an invalid memory address. This vulnerability affects Firefox \u003c 104.","modified":"2026-04-22T13:27:27.137300Z","published":"2022-08-24T00:00:00Z","related":["USN-5581-1"],"upstream":["CVE-2022-38475"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2022-38475"},{"type":"REPORT","url":"https://www.mozilla.org/en-US/security/advisories/mfsa2022-33/#CVE-2022-38475"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-5581-1"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2022-38475"}],"affected":[{"package":{"name":"firefox","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/firefox@104.0+build3-0ubuntu0.18.04.1?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"104.0+build3-0ubuntu0.18.04.1"}]}],"versions":["56.0+build6-0ubuntu1","57.0.1+build2-0ubuntu1","59.0.1+build1-0ubuntu1","59.0.2+build1-0ubuntu1","60.0+build2-0ubuntu1","60.0.1+build2-0ubuntu0.18.04.1","60.0.2+build1-0ubuntu0.18.04.1","61.0+build3-0ubuntu0.18.04.1","61.0.1+build1-0ubuntu0.18.04.1","62.0+build2-0ubuntu0.18.04.3","62.0+build2-0ubuntu0.18.04.4","62.0+build2-0ubuntu0.18.04.5","62.0.3+build1-0ubuntu0.18.04.1","63.0+build2-0ubuntu0.18.04.2","63.0.3+build1-0ubuntu0.18.04.1","64.0+build3-0ubuntu0.18.04.1","65.0+build2-0ubuntu0.18.04.1","65.0.1+build2-0ubuntu0.18.04.1","66.0+build3-0ubuntu0.18.04.1","66.0.1+build1-0ubuntu0.18.04.1","66.0.2+build1-0ubuntu0.18.04.1","66.0.3+build1-0ubuntu0.18.04.1","66.0.4+build3-0ubuntu0.18.04.1","66.0.5+build1-0ubuntu0.18.04.1","67.0+build2-0ubuntu0.18.04.1","67.0.1+build1-0ubuntu0.18.04.1","67.0.2+build2-0ubuntu0.18.04.1","67.0.3+build1-0ubuntu0.18.04.1","67.0.4+build1-0ubuntu0.18.04.1","68.0+build3-0ubuntu0.18.04.1","68.0.1+build1-0ubuntu0.18.04.1","68.0.2+build1-0ubuntu0.18.04.1","69.0+build2-0ubuntu0.18.04.1","69.0.1+build1-0ubuntu0.18.04.1","69.0.2+build1-0ubuntu0.18.04.1","70.0+build2-0ubuntu0.18.04.1","70.0.1+build1-0ubuntu0.18.04.1","71.0+build5-0ubuntu0.18.04.1","72.0.1+build1-0ubuntu0.18.04.1","72.0.2+build1-0ubuntu0.18.04.1","73.0+build3-0ubuntu0.18.04.1","73.0.1+build1-0ubuntu0.18.04.1","74.0+build3-0ubuntu0.18.04.1","74.0.1+build1-0ubuntu0.18.04.1","75.0+build3-0ubuntu0.18.04.1","76.0+build2-0ubuntu0.18.04.1","76.0.1+build1-0ubuntu0.18.04.1","77.0.1+build1-0ubuntu0.18.04.1","78.0.1+build1-0ubuntu0.18.04.1","78.0.2+build2-0ubuntu0.18.04.1","79.0+build1-0ubuntu0.18.04.1","80.0+build2-0ubuntu0.18.04.1","80.0.1+build1-0ubuntu0.18.04.1","81.0+build2-0ubuntu0.18.04.1","81.0.2+build1-0ubuntu0.18.04.1","82.0+build2-0ubuntu0.18.04.1","82.0.2+build1-0ubuntu0.18.04.1","82.0.3+build1-0ubuntu0.18.04.1","83.0+build2-0ubuntu0.18.04.2","84.0+build3-0ubuntu0.18.04.1","84.0.1+build1-0ubuntu0.18.04.1","84.0.2+build1-0ubuntu0.18.04.1","85.0+build1-0ubuntu0.18.04.1","85.0.1+build1-0ubuntu0.18.04.1","86.0+build3-0ubuntu0.18.04.1","86.0.1+build1-0ubuntu0.18.04.1","87.0+build3-0ubuntu0.18.04.2","88.0+build2-0ubuntu0.18.04.2","88.0.1+build1-0ubuntu0.18.04.2","89.0+build2-0ubuntu0.18.04.2","89.0.1+build1-0ubuntu0.18.04.1","89.0.2+build1-0ubuntu0.18.04.1","90.0+build1-0ubuntu0.18.04.1","90.0.2+build1-0ubuntu0.18.04.1","91.0+build2-0ubuntu0.18.04.1","91.0.1+build1-0ubuntu0.18.04.1","91.0.2+build1-0ubuntu0.18.04.1","92.0+build3-0ubuntu0.18.04.1","93.0+build1-0ubuntu0.18.04.1","94.0+build3-0ubuntu0.18.04.1","95.0+build1-0ubuntu0.18.04.1","95.0.1+build2-0ubuntu0.18.04.1","96.0+build2-0ubuntu0.18.04.1","97.0+build2-0ubuntu0.18.04.1","97.0.2+build1-0ubuntu0.18.04.1","98.0+build3-0ubuntu0.18.04.2","98.0.1+build2-0ubuntu0.18.04.1","98.0.2+build1-0ubuntu0.18.04.1","99.0+build2-0ubuntu0.18.04.2","100.0+build2-0ubuntu0.18.04.1","100.0.2+build1-0ubuntu0.18.04.1","101.0.1+build1-0ubuntu0.18.04.1","102.0+build2-0ubuntu0.18.04.1","103.0+build1-0ubuntu0.18.04.1"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"firefox","binary_version":"104.0+build3-0ubuntu0.18.04.1"},{"binary_name":"firefox-geckodriver","binary_version":"104.0+build3-0ubuntu0.18.04.1"},{"binary_name":"firefox-mozsymbols","binary_version":"104.0+build3-0ubuntu0.18.04.1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2022/UBUNTU-CVE-2022-38475.json"}},{"package":{"name":"mozjs52","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/mozjs52@52.9.1-0ubuntu0.18.04.1?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["52.3.1-0ubuntu3","52.3.1-7fakesync1","52.8.1-0ubuntu0.18.04.1","52.9.1-0ubuntu0.18.04.1"],"ecosystem_specific":{"binaries":[{"binary_name":"libmozjs-52-0","binary_version":"52.9.1-0ubuntu0.18.04.1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2022/UBUNTU-CVE-2022-38475.json"}},{"package":{"name":"mozjs38","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/mozjs38@38.8.0~repack1-0ubuntu4?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["38.8.0~repack1-0ubuntu1","38.8.0~repack1-0ubuntu3","38.8.0~repack1-0ubuntu4"],"ecosystem_specific":{"binaries":[{"binary_name":"libmozjs-38-0","binary_version":"38.8.0~repack1-0ubuntu4"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2022/UBUNTU-CVE-2022-38475.json"}},{"package":{"name":"firefox","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/firefox@104.0+build3-0ubuntu0.20.04.1?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"104.0+build3-0ubuntu0.20.04.1"}]}],"versions":["69.0.3+build1-0ubuntu1","70.0+build2-0ubuntu1","70.0+build2-0ubuntu2","70.0.1+build1-0ubuntu2","71.0+build2-0ubuntu2","71.0+build5-0ubuntu1","72.0.1+build1-0ubuntu1","72.0.2+build1-0ubuntu1","73.0+build1-0ubuntu1","73.0+build2-0ubuntu1","73.0+build3-0ubuntu1","73.0.1+build1-0ubuntu1","74.0+build1-0ubuntu1","74.0+build2-0ubuntu1","74.0+build2-0ubuntu2","74.0+build3-0ubuntu1","75.0+build3-0ubuntu1","76.0+build2-0ubuntu0.20.04.1","76.0.1+build1-0ubuntu0.20.04.1","77.0.1+build1-0ubuntu0.20.04.1","78.0.1+build1-0ubuntu0.20.04.1","78.0.2+build2-0ubuntu0.20.04.1","79.0+build1-0ubuntu0.20.04.1","80.0+build2-0ubuntu0.20.04.1","80.0.1+build1-0ubuntu0.20.04.1","81.0+build2-0ubuntu0.20.04.1","81.0.2+build1-0ubuntu0.20.04.1","82.0+build2-0ubuntu0.20.04.1","82.0.2+build1-0ubuntu0.20.04.1","82.0.3+build1-0ubuntu0.20.04.1","83.0+build2-0ubuntu0.20.04.1","84.0+build3-0ubuntu0.20.04.1","84.0.1+build1-0ubuntu0.20.04.1","84.0.2+build1-0ubuntu0.20.04.1","85.0+build1-0ubuntu0.20.04.1","85.0.1+build1-0ubuntu0.20.04.1","86.0+build3-0ubuntu0.20.04.1","86.0.1+build1-0ubuntu0.20.04.1","87.0+build3-0ubuntu0.20.04.2","88.0+build2-0ubuntu0.20.04.1","88.0.1+build1-0ubuntu0.20.04.2","89.0+build2-0ubuntu0.20.04.2","89.0.1+build1-0ubuntu0.20.04.1","89.0.2+build1-0ubuntu0.20.04.1","90.0+build1-0ubuntu0.20.04.1","90.0.2+build1-0ubuntu0.20.04.1","91.0+build2-0ubuntu0.20.04.1","91.0.1+build1-0ubuntu0.20.04.1","91.0.2+build1-0ubuntu0.20.04.1","92.0+build3-0ubuntu0.20.04.1","93.0+build1-0ubuntu0.20.04.1","94.0+build3-0ubuntu0.20.04.1","95.0+build1-0ubuntu0.20.04.1","95.0.1+build2-0ubuntu0.20.04.1","96.0+build2-0ubuntu0.20.04.1","97.0+build2-0ubuntu0.20.04.1","97.0.2+build1-0ubuntu0.20.04.1","98.0+build3-0ubuntu0.20.04.2","98.0.1+build2-0ubuntu0.20.04.1","98.0.2+build1-0ubuntu0.20.04.1","99.0+build2-0ubuntu0.20.04.2","100.0+build2-0ubuntu0.20.04.1","100.0.2+build1-0ubuntu0.20.04.1","101.0.1+build1-0ubuntu0.20.04.1","102.0+build2-0ubuntu0.20.04.1","103.0+build1-0ubuntu0.20.04.1"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"firefox","binary_version":"104.0+build3-0ubuntu0.20.04.1"},{"binary_name":"firefox-geckodriver","binary_version":"104.0+build3-0ubuntu0.20.04.1"},{"binary_name":"firefox-mozsymbols","binary_version":"104.0+build3-0ubuntu0.20.04.1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2022/UBUNTU-CVE-2022-38475.json"}},{"package":{"name":"thunderbird","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/thunderbird@1:102.2.2+build1-0ubuntu0.20.04.1?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:102.2.2+build1-0ubuntu0.20.04.1"}]}],"versions":["1:68.1.2+build1-0ubuntu1","1:68.1.2+build1-0ubuntu2","1:68.2.1+build1-0ubuntu1","1:68.2.2+build1-0ubuntu1","1:68.3.0+build2-0ubuntu1","1:68.3.1+build1-0ubuntu2","1:68.4.1+build1-0ubuntu1","1:68.4.2+build2-0ubuntu1","1:68.5.0+build1-0ubuntu1","1:68.6.0+build2-0ubuntu1","1:68.7.0+build1-0ubuntu1","1:68.7.0+build1-0ubuntu2","1:68.8.0+build2-0ubuntu0.20.04.2","1:68.10.0+build1-0ubuntu0.20.04.1","1:78.7.1+build1-0ubuntu0.20.04.1","1:78.8.1+build1-0ubuntu0.20.04.1","1:78.11.0+build1-0ubuntu0.20.04.2","1:78.13.0+build1-0ubuntu0.20.04.2","1:78.14.0+build1-0ubuntu0.20.04.1","1:78.14.0+build1-0ubuntu0.20.04.2","1:91.5.0+build1-0ubuntu0.20.04.1","1:91.7.0+build2-0ubuntu0.20.04.1","1:91.8.1+build1-0ubuntu0.20.04.1","1:91.9.1+build1-0ubuntu0.20.04.1","1:91.11.0+build2-0ubuntu0.20.04.1"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"thunderbird","binary_version":"1:102.2.2+build1-0ubuntu0.20.04.1"},{"binary_name":"thunderbird-gnome-support","binary_version":"1:102.2.2+build1-0ubuntu0.20.04.1"},{"binary_name":"thunderbird-mozsymbols","binary_version":"1:102.2.2+build1-0ubuntu0.20.04.1"},{"binary_name":"xul-ext-calendar-timezones","binary_version":"1:102.2.2+build1-0ubuntu0.20.04.1"},{"binary_name":"xul-ext-gdata-provider","binary_version":"1:102.2.2+build1-0ubuntu0.20.04.1"},{"binary_name":"xul-ext-lightning","binary_version":"1:102.2.2+build1-0ubuntu0.20.04.1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2022/UBUNTU-CVE-2022-38475.json"}},{"package":{"name":"mozjs68","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/mozjs68@68.6.0-1ubuntu1?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["68.5.0-1~fakesync","68.5.0-2~fakesync","68.6.0-1","68.6.0-1ubuntu1"],"ecosystem_specific":{"binaries":[{"binary_name":"libmozjs-68-0","binary_version":"68.6.0-1ubuntu1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2022/UBUNTU-CVE-2022-38475.json"}},{"package":{"name":"mozjs52","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/mozjs52@52.9.1-1ubuntu3?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["52.9.1-1build1","52.9.1-1ubuntu3"],"ecosystem_specific":{"binaries":[{"binary_name":"libmozjs-52-0","binary_version":"52.9.1-1ubuntu3"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2022/UBUNTU-CVE-2022-38475.json"}},{"package":{"name":"mozjs78","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/mozjs78@78.15.0-4ubuntu1?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["78.13.0-1","78.15.0-2","78.15.0-4ubuntu1"],"ecosystem_specific":{"binaries":[{"binary_name":"libmozjs-78-0","binary_version":"78.15.0-4ubuntu1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2022/UBUNTU-CVE-2022-38475.json"}},{"package":{"name":"mozjs91","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/mozjs91@91.10.0-0ubuntu1?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["91.5.1-0ubuntu1","91.6.0-1","91.6.0-2","91.7.0-2","91.10.0-0ubuntu1"],"ecosystem_specific":{"binaries":[{"binary_name":"libmozjs-91-0","binary_version":"91.10.0-0ubuntu1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2022/UBUNTU-CVE-2022-38475.json"}},{"package":{"name":"thunderbird","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/thunderbird@1:102.2.2+build1-0ubuntu0.22.04.1?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:102.2.2+build1-0ubuntu0.22.04.1"}]}],"versions":["1:91.1.2+build1-0ubuntu1","1:91.3.0+build2-0ubuntu1","1:91.3.1+build1-0ubuntu1","1:91.3.2+build1-0ubuntu1","1:91.4.0+build1.1-0ubuntu1","1:91.4.0+build2-0ubuntu1","1:91.5.0+build1-0ubuntu1","1:91.5.1+build1-0ubuntu1","1:91.6.1+build1-0ubuntu1","1:91.7.0+build1-0ubuntu1","1:91.7.0+build2-0ubuntu1","1:91.8.0+build2-0ubuntu1","1:91.9.1+build1-0ubuntu0.22.04.1","1:91.11.0+build2-0ubuntu0.22.04.1"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"thunderbird","binary_version":"1:102.2.2+build1-0ubuntu0.22.04.1"},{"binary_name":"thunderbird-gnome-support","binary_version":"1:102.2.2+build1-0ubuntu0.22.04.1"},{"binary_name":"thunderbird-mozsymbols","binary_version":"1:102.2.2+build1-0ubuntu0.22.04.1"},{"binary_name":"xul-ext-calendar-timezones","binary_version":"1:102.2.2+build1-0ubuntu0.22.04.1"},{"binary_name":"xul-ext-gdata-provider","binary_version":"1:102.2.2+build1-0ubuntu0.22.04.1"},{"binary_name":"xul-ext-lightning","binary_version":"1:102.2.2+build1-0ubuntu0.22.04.1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2022/UBUNTU-CVE-2022-38475.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N"},{"type":"Ubuntu","score":"medium"}]}