{"id":"CVE-2022-3565","title":"A vulnerability, which was classified as critical, has been found in Linux Kernel","summary":"A vulnerability, which was classified as critical, has been found in Linux Kernel. Affected by this issue is the function del_timer of the file drivers/isdn/mISDN/l1oip_core.c of the component Bluetooth. The manipulation leads to use aft…","severity":"medium","cvss":4.6,"cvssVector":"CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L","cwe":["CWE-119","CWE-662"],"vendor":"linux","product":"linux_kernel","affected":["linux_kernel >= 2.6.27, < 4.9.331","linux_kernel >= 4.10, < 4.14.296","linux_kernel >= 4.15, < 4.19.262","linux_kernel >= 4.20, < 5.4.220","linux_kernel >= 5.5, < 5.10.150","linux_kernel >= 5.11, < 5.15.75","linux_kernel >= 5.16, < 5.19.17","linux_kernel >= 6.0, < 6.0.3"],"patched":["linux_kernel 6.0.3"],"published":"2022-10-17","updated":"2026-10-14","sourceUpdated":"2026-10-14T14:17:24.597","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2022-3565","references":[{"url":"https://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth-next.git/commit/?id=2568a7e0832ee30b0a351016d03062ab4e0e0a3f","label":"cna@vuldb.com"},{"url":"https://lists.debian.org/debian-lts-announce/2022/12/msg00031.html","label":"cna@vuldb.com"},{"url":"https://lists.debian.org/debian-lts-announce/2022/12/msg00034.html","label":"cna@vuldb.com"},{"url":"https://vuldb.com/?id.211088","label":"cna@vuldb.com"},{"url":"https://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth-next.git/commit/?id=2568a7e0832ee30b0a351016d03062ab4e0e0a3f","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.debian.org/debian-lts-announce/2022/12/msg00031.html","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.debian.org/debian-lts-announce/2022/12/msg00034.html","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://vuldb.com/?id.211088","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://cert-portal.siemens.com/productcert/html/ssa-794697.html","label":"0b142b55-0307-4c5a-b3c9-f314f3fb7c5e"}],"tags":["nvd","cve.org"],"epss":0.00353,"epssPercentile":0.27772,"ingestedAt":"2026-10-14T15:36:13.921Z","slug":"CVE-2022-3565","body":"## Overview\n\nA vulnerability, which was classified as critical, has been found in Linux Kernel. Affected by this issue is the function del_timer of the file drivers/isdn/mISDN/l1oip_core.c of the component Bluetooth. The manipulation leads to use after free. It is recommended to apply a patch to fix this issue. The identifier of this vulnerability is VDB-211088.\n\n## Affected\n\n- `linux_kernel >= 2.6.27, < 4.9.331`\n- `linux_kernel >= 4.10, < 4.14.296`\n- `linux_kernel >= 4.15, < 4.19.262`\n- `linux_kernel >= 4.20, < 5.4.220`\n- `linux_kernel >= 5.5, < 5.10.150`\n- `linux_kernel >= 5.11, < 5.15.75`\n- `linux_kernel >= 5.16, < 5.19.17`\n- `linux_kernel >= 6.0, < 6.0.3`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `linux_kernel 6.0.3`","depth":"sunlit","depthScore":25,"depthScoreParts":{"impact":25.3,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}