{"id":"USN-6958-1","summary":"libcroco vulnerabilities","details":"It was discovered that Libcroco was incorrectly accessing data structures\nwhen reading bytes from memory, which could cause a heap buffer overflow.\nAn attacker could possibly use this issue to cause a denial of service.\nThis issue only affected Ubuntu 14.04 LTS. (CVE-2017-7960)\n\nIt was discovered that Libcroco was incorrectly handling invalid UTF-8\nvalues when processing CSS files. An attacker could possibly use this\nissue to cause a denial of service. (CVE-2017-8834, CVE-2017-8871)\n\nIt was discovered that Libcroco was incorrectly implementing recursion in\none of its parsing functions, which could cause an infinite recursion\nloop and a stack overflow due to stack consumption. An attacker could\npossibly use this issue to cause a denial of service. (CVE-2020-12825)\n","modified":"2026-06-29T13:47:11.276019696Z","published":"2024-08-13T15:39:41Z","related":["UBUNTU-CVE-2017-7960","UBUNTU-CVE-2017-8834","UBUNTU-CVE-2017-8871","UBUNTU-CVE-2020-12825"],"upstream":["CVE-2017-7960","CVE-2017-8834","CVE-2017-8871","CVE-2020-12825","UBUNTU-CVE-2017-7960","UBUNTU-CVE-2017-8834","UBUNTU-CVE-2017-8871","UBUNTU-CVE-2020-12825"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-6958-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2017-7960"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2017-8834"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2017-8871"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2020-12825"}],"affected":[{"package":{"name":"libcroco","ecosystem":"Ubuntu:Pro:14.04:LTS","purl":"pkg:deb/ubuntu/libcroco?arch=source&distro=trusty%2Fesm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.6.8-2ubuntu1+esm1"}]}],"versions":["0.6.8-2","0.6.8-2ubuntu1"],"ecosystem_specific":{"binaries":[{"binary_name":"libcroco-tools","binary_version":"0.6.8-2ubuntu1+esm1"},{"binary_name":"libcroco3","binary_version":"0.6.8-2ubuntu1+esm1"}],"availability":"Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"},"database_specific":{"cves_map":{"ecosystem":"Ubuntu:Pro:14.04:LTS","cves":[{"severity":[{"score":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"type":"Ubuntu","score":"low"}],"id":"CVE-2017-7960"},{"id":"CVE-2017-8834","severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"},{"score":"low","type":"Ubuntu"}]},{"severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"},{"score":"low","type":"Ubuntu"}],"id":"CVE-2017-8871"},{"id":"CVE-2020-12825","severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H","type":"CVSS_V3"},{"score":"low","type":"Ubuntu"}]}]},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-6958-1.json"}},{"package":{"name":"libcroco","ecosystem":"Ubuntu:Pro:18.04:LTS","purl":"pkg:deb/ubuntu/libcroco?arch=source&distro=esm-infra%2Fbionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.6.12-2ubuntu0.1~esm1"}]}],"versions":["0.6.12-1","0.6.12-2"],"ecosystem_specific":{"binaries":[{"binary_name":"libcroco-tools","binary_version":"0.6.12-2ubuntu0.1~esm1"},{"binary_name":"libcroco3","binary_version":"0.6.12-2ubuntu0.1~esm1"}],"availability":"Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-6958-1.json","cves_map":{"cves":[{"id":"CVE-2017-8834","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"},{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"},{"score":"low","type":"Ubuntu"}]},{"id":"CVE-2017-8871","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"},{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"},{"score":"low","type":"Ubuntu"}]},{"id":"CVE-2020-12825","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H"},{"score":"low","type":"Ubuntu"}]}],"ecosystem":"Ubuntu:Pro:18.04:LTS"}}},{"package":{"name":"libcroco","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/libcroco?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.6.13-1ubuntu0.1"}]}],"versions":["0.6.13-1"],"ecosystem_specific":{"binaries":[{"binary_version":"0.6.13-1ubuntu0.1","binary_name":"libcroco-tools"},{"binary_name":"libcroco3","binary_version":"0.6.13-1ubuntu0.1"}],"availability":"No subscription required"},"database_specific":{"cves_map":{"cves":[{"severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"low"}],"id":"CVE-2017-8834"},{"id":"CVE-2017-8871","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"},{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"low"}]},{"id":"CVE-2020-12825","severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H","type":"CVSS_V3"},{"type":"Ubuntu","score":"low"}]}],"ecosystem":"Ubuntu:20.04:LTS"},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-6958-1.json"}}],"schema_version":"1.7.5"}