{"id":"CVE-2022-3636","title":"A vulnerability was identified in Linux Kernel 33fc42de33278b2b3ec6f3390512987bc29a62b7","summary":"A vulnerability was identified in Linux Kernel 33fc42de33278b2b3ec6f3390512987bc29a62b7. This affects the function __mtk_ppe_check_skb of the file drivers/net/ethernet/mediatek/mtk_ppe.c of the component Ethernet Handler. Such manipulati…","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-416","CWE-416"],"vendor":"linux","product":"linux_kernel","affected":["linux_kernel","debian_linux = 11.0"],"published":"2022-10-21","updated":"2026-07-28","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2022-3636","references":[{"url":"https://git.kernel.org/pub/scm/linux/kernel/git/pabeni/net-next.git/commit/?id=17a5f6a78dc7b8db385de346092d7d9f9dc24df6","label":"cna@vuldb.com"},{"url":"https://vuldb.com/cve/CVE-2022-3636","label":"cna@vuldb.com"},{"url":"https://vuldb.com/vuln/211935","label":"cna@vuldb.com"},{"url":"https://vuldb.com/vuln/211935/cti","label":"cna@vuldb.com"},{"url":"https://www.kernel.org/","label":"cna@vuldb.com"},{"url":"https://git.kernel.org/pub/scm/linux/kernel/git/pabeni/net-next.git/commit/?id=17a5f6a78dc7b8db385de346092d7d9f9dc24df6","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://vuldb.com/?id.211935","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.debian.org/security/2023/dsa-5333","label":"af854a3a-2127-422b-91ae-364da2661108"}],"tags":["nvd"],"epss":0.00344,"epssPercentile":0.2794,"ingestedAt":"2026-07-28T18:38:07.935Z","slug":"CVE-2022-3636","body":"## Overview\n\nA vulnerability was identified in Linux Kernel 33fc42de33278b2b3ec6f3390512987bc29a62b7. This affects the function __mtk_ppe_check_skb of the file drivers/net/ethernet/mediatek/mtk_ppe.c of the component Ethernet Handler. Such manipulation leads to use after free. The name of the patch is 17a5f6a78dc7b8db385de346092d7d9f9dc24df6. It is best practice to apply a patch to resolve this issue. No released Linux Kernel version was ever affected by this CVE.\n\n## Affected\n\n- `linux_kernel`\n- `debian_linux = 11.0`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":30,"depthScoreParts":{"impact":30.3,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}