{"id":"USN-7263-1","summary":"firefox vulnerabilities","details":"Multiple security issues were discovered in Firefox. If a user were\ntricked into opening a specially crafted website, an attacker could\npotentially exploit these to cause a denial of service, obtain sensitive\ninformation across domains, or execute arbitrary code. (CVE-2025-1011,\nCVE-2025-1013, CVE-2025-1014, CVE-2025-1016, CVE-2025-1017, CVE-2025-1018,\nCVE-2025-1019, CVE-2025-1020)\n\nIvan Fratric discovered that Firefox did not properly handle XSLT data,\nleading to a use-after-free vulnerability. An attacker could potentially\nexploit this issue to cause a denial of service, or execute arbitrary code.\n(CVE-2025-1009)\n\nAtte Kettunen discovered that Firefox did not properly manage memory in\nthe Custom Highlight API, leading to a use-after-free vulnerability. An\nattacker could potentially exploit this issue to cause a denial of service,\nor execute arbitrary code. (CVE-2025-1010)\n\nNils Bars discovered that Firefox did not properly manage memory during\nconcurrent delazification, leading to a use-after-free vulnerability.\nAn attacker could potentially exploit this issue to cause a denial of\nservice, or execute arbitrary code. (CVE-2025-1012)\n","modified":"2026-02-10T04:46:30Z","published":"2025-02-11T00:55:41Z","related":["UBUNTU-CVE-2025-1009","UBUNTU-CVE-2025-1010","UBUNTU-CVE-2025-1011","UBUNTU-CVE-2025-1012","UBUNTU-CVE-2025-1013","UBUNTU-CVE-2025-1014","UBUNTU-CVE-2025-1016","UBUNTU-CVE-2025-1017","UBUNTU-CVE-2025-1018","UBUNTU-CVE-2025-1019","UBUNTU-CVE-2025-1020"],"upstream":["CVE-2025-1009","CVE-2025-1010","CVE-2025-1011","CVE-2025-1012","CVE-2025-1013","CVE-2025-1014","CVE-2025-1016","CVE-2025-1017","CVE-2025-1018","CVE-2025-1019","CVE-2025-1020","UBUNTU-CVE-2025-1009","UBUNTU-CVE-2025-1010","UBUNTU-CVE-2025-1011","UBUNTU-CVE-2025-1012","UBUNTU-CVE-2025-1013","UBUNTU-CVE-2025-1014","UBUNTU-CVE-2025-1016","UBUNTU-CVE-2025-1017","UBUNTU-CVE-2025-1018","UBUNTU-CVE-2025-1019","UBUNTU-CVE-2025-1020"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-7263-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2025-1009"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2025-1010"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2025-1011"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2025-1012"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2025-1013"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2025-1014"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2025-1016"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2025-1017"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2025-1018"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2025-1019"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2025-1020"}],"affected":[{"package":{"name":"firefox","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/firefox@135.0+build2-0ubuntu0.20.04.1?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"135.0+build2-0ubuntu0.20.04.1"}]}],"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","104.0+build3-0ubuntu0.20.04.1","105.0+build2-0ubuntu0.20.04.1","106.0.2+build1-0ubuntu0.20.04.1","106.0.5+build1-0ubuntu0.20.04.1","107.0+build2-0ubuntu0.20.04.1","108.0+build2-0ubuntu0.20.04.1","108.0.1+build1-0ubuntu0.20.04.1","108.0.2+build1-0ubuntu0.20.04.1","109.0+build2-0ubuntu0.20.04.1","109.0.1+build1-0ubuntu0.20.04.2","110.0+build3-0ubuntu0.20.04.1","110.0.1+build2-0ubuntu0.20.04.1","111.0+build2-0ubuntu0.20.04.1","111.0.1+build2-0ubuntu0.20.04.1","112.0+build2-0ubuntu0.20.04.1","112.0.1+build1-0ubuntu0.20.04.1","112.0.2+build1-0ubuntu0.20.04.1","113.0+build2-0ubuntu0.20.04.1","113.0.1+build1-0ubuntu0.20.04.1","113.0.2+build1-0ubuntu0.20.04.1","114.0+build3-0ubuntu0.20.04.1","114.0.1+build1-0ubuntu0.20.04.1","114.0.2+build1-0ubuntu0.20.04.1","115.0+build2-0ubuntu0.20.04.3","115.0.2+build1-0ubuntu0.20.04.1","116.0+build2-0ubuntu0.20.04.2","116.0.2+build1-0ubuntu0.20.04.1","116.0.3+build2-0ubuntu0.20.04.1","117.0+build2-0ubuntu0.20.04.1","117.0.1+build2-0ubuntu0.20.04.1","118.0.1+build1-0ubuntu0.20.04.1","118.0.2+build2-0ubuntu0.20.04.1","119.0+build2-0ubuntu0.20.04.1","119.0.1+build1-0ubuntu0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subscription required","binaries":[{"binary_version":"135.0+build2-0ubuntu0.20.04.1","binary_name":"firefox"},{"binary_version":"135.0+build2-0ubuntu0.20.04.1","binary_name":"firefox-dev"},{"binary_version":"135.0+build2-0ubuntu0.20.04.1","binary_name":"firefox-geckodriver"},{"binary_version":"135.0+build2-0ubuntu0.20.04.1","binary_name":"firefox-mozsymbols"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-7263-1.json","cves_map":{"cves":[{"id":"CVE-2025-1009","severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2025-1010","severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"CVSS:3.1/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-2025-1011","severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"CVSS:3.1/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-2025-1012","severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2025-1013","severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2025-1014","severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"CVSS:3.1/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-2025-1016","severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2025-1017","severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2025-1018","severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L","type":"CVSS_V3"},{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2025-1019","severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N","type":"CVSS_V3"},{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2025-1020","severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]}],"ecosystem":"Ubuntu:20.04:LTS"}}}],"schema_version":"1.7.3"}