{"id":"CVE-2022-3564","title":"A vulnerability classified as critical was found in Linux Kernel","summary":"A vulnerability classified as critical was found in Linux Kernel. Affected by this vulnerability is the function l2cap_reassemble_sdu of the file net/bluetooth/l2cap_core.c of the component Bluetooth. The manipulation leads to use after …","severity":"medium","cvss":5.5,"cvssVector":"CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L","cwe":["CWE-119","CWE-362"],"vendor":"linux","product":"linux_kernel","affected":["linux_kernel >= 3.6, < 4.9.333","linux_kernel >= 4.10, < 4.14.299","linux_kernel >= 4.15, < 4.19.265","linux_kernel >= 4.20, < 5.4.224","linux_kernel >= 5.5.0, < 5.10.154","linux_kernel >= 5.11, < 5.15.78","linux_kernel >= 5.16, < 6.0.8","debian_linux = 10.0","h300s_firmware","h500s_firmware","h700s_firmware","h410s_firmware"],"patched":["linux_kernel 6.0.8"],"published":"2022-10-17","updated":"2026-10-14","sourceUpdated":"2026-10-14T14:17:24.427","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2022-3564","references":[{"url":"https://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth-next.git/commit/?id=89f9f3cb86b1c63badaf392a83dd661d56cc50b1","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://security.netapp.com/advisory/ntap-20221223-0001/","label":"cna@vuldb.com"},{"url":"https://vuldb.com/?id.211087","label":"cna@vuldb.com"},{"url":"https://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth-next.git/commit/?id=89f9f3cb86b1c63badaf392a83dd661d56cc50b1","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://security.netapp.com/advisory/ntap-20221223-0001/","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://vuldb.com/?id.211087","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","exploit-available","cve.org"],"epss":0.01455,"epssPercentile":0.73252,"exploits":{"github":1,"githubRepos":["https://github.com/Trinadh465/linux-4.1.15_CVE-2022-3564"],"checkedAt":"2026-10-23T21:41:44.074Z"},"exploitAvailable":true,"ingestedAt":"2026-10-14T15:36:13.921Z","slug":"CVE-2022-3564","body":"## Overview\n\nA vulnerability classified as critical was found in Linux Kernel. Affected by this vulnerability is the function l2cap_reassemble_sdu of the file net/bluetooth/l2cap_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 associated identifier of this vulnerability is VDB-211087.\n\n## Affected\n\n- `linux_kernel >= 3.6, < 4.9.333`\n- `linux_kernel >= 4.10, < 4.14.299`\n- `linux_kernel >= 4.15, < 4.19.265`\n- `linux_kernel >= 4.20, < 5.4.224`\n- `linux_kernel >= 5.5.0, < 5.10.154`\n- `linux_kernel >= 5.11, < 5.15.78`\n- `linux_kernel >= 5.16, < 6.0.8`\n- `debian_linux = 10.0`\n- `h300s_firmware`\n- `h500s_firmware`\n- `h700s_firmware`\n- `h410s_firmware`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `linux_kernel 6.0.8`","depth":"twilight","depthScore":43,"depthScoreParts":{"impact":30.3,"likelihood":0.3,"exploitation":12,"ransomware":0},"changes":[]}