{"id":"CVE-2022-4095","title":"A use-after-free flaw was found in Linux kernel before 5.19.2","summary":"A use-after-free flaw was found in Linux kernel before 5.19.2. This issue occurs in cmd_hdl_filter in drivers/staging/rtl8712/rtl8712_cmd.c, allowing an attacker to launch a local denial of service attack and gain escalation of privileges.","severity":"high","cvss":7.8,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","cwe":["CWE-416","CWE-416"],"vendor":"linux","product":"linux_kernel","affected":["linux_kernel >= 2.6.37, < 4.9.328","linux_kernel >= 4.10, < 4.14.293","linux_kernel >= 4.15, < 4.19.258","linux_kernel >= 4.20, < 5.4.213","linux_kernel >= 5.5, < 5.10.142","linux_kernel >= 5.11, < 5.15.66","linux_kernel >= 5.16, < 5.19.8","linux_kernel = 6.0"],"patched":["linux_kernel 5.19.8"],"published":"2023-03-22","updated":"2026-10-14","sourceUpdated":"2026-10-14T14:17:27.913","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2022-4095","references":[{"url":"https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=c53b3dcb9942b8ed7f81ee3921c4085d87070c73","label":"secalert@redhat.com"},{"url":"https://security.netapp.com/advisory/ntap-20230420-0005/","label":"secalert@redhat.com"},{"url":"https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=c53b3dcb9942b8ed7f81ee3921c4085d87070c73","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://security.netapp.com/advisory/ntap-20230420-0005/","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"],"epss":0.00258,"epssPercentile":0.162,"ingestedAt":"2026-10-14T15:36:13.930Z","slug":"CVE-2022-4095","body":"## Overview\n\nA use-after-free flaw was found in Linux kernel before 5.19.2. This issue occurs in cmd_hdl_filter in drivers/staging/rtl8712/rtl8712_cmd.c, allowing an attacker to launch a local denial of service attack and gain escalation of privileges.\n\n## Affected\n\n- `linux_kernel >= 2.6.37, < 4.9.328`\n- `linux_kernel >= 4.10, < 4.14.293`\n- `linux_kernel >= 4.15, < 4.19.258`\n- `linux_kernel >= 4.20, < 5.4.213`\n- `linux_kernel >= 5.5, < 5.10.142`\n- `linux_kernel >= 5.11, < 5.15.66`\n- `linux_kernel >= 5.16, < 5.19.8`\n- `linux_kernel = 6.0`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `linux_kernel 5.19.8`","depth":"twilight","depthScore":43,"depthScoreParts":{"impact":42.9,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}