{"id":"CVE-2023-52861","url":"https://www.cyber-defence.io/tools/cve/CVE-2023-52861","generatedAt":"2026-10-27T23:57:57.454Z","title":"In the Linux kernel, the following vulnerability has been resolved: drm: bridge: it66121: Fix invalid connector dereference Fix the NULL pointer dereference when no monitor is connected, and the sound card is opened from userspace.","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm: bridge: it66121: Fix invalid connector dereference\n\nFix the NULL pointer dereference when no monitor is connected, and the\nsound card is opened from userspace.\n\nInstead return an empty buffer (of zeroes) as the EDID information to\nthe sound framework if there is no connector attached.","published":"2024-05-21T16:15:23.000Z","lastModified":"2026-06-17T06:43:46.000Z","status":"Analyzed","sourceIdentifier":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","cvss":{"version":"3.1","score":6.2,"severity":"MEDIUM","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},"cwe":["CWE-476"],"affected":["linux/linux kernel"],"epss":{"score":0.00248,"percentile":0.15987,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (0.25%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"https://git.kernel.org/stable/c/1374561a7cbc9a000b77bb0473bb2c19daf18d86","tags":["Patch"],"source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/1669d7b21a664aa531856ce85b01359a376baebc","tags":["Patch"],"source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/2c80c4f0d2845645f41cbb7c9304c8efbdbd4331","tags":["Patch"],"source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/d0375f6858c4ff7244b62b02eb5e93428e1916cd","tags":["Patch"],"source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/1374561a7cbc9a000b77bb0473bb2c19daf18d86","tags":["Patch"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://git.kernel.org/stable/c/1669d7b21a664aa531856ce85b01359a376baebc","tags":["Patch"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://git.kernel.org/stable/c/2c80c4f0d2845645f41cbb7c9304c8efbdbd4331","tags":["Patch"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://git.kernel.org/stable/c/d0375f6858c4ff7244b62b02eb5e93428e1916cd","tags":["Patch"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2023-52861","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}