{"id":"CVE-2022-0995","title":"An out-of-bounds (OOB) memory write flaw was found in the Linux kernel’s watch_queue event notification subsystem","summary":"An out-of-bounds (OOB) memory write flaw was found in the Linux kernel’s watch_queue event notification subsystem. This flaw can overwrite parts of the kernel state, potentially allowing a local user to gain privileged access or cause a …","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-787","CWE-787"],"vendor":"linux","product":"linux_kernel","affected":["linux_kernel >= 5.8, < 5.10.106","linux_kernel >= 5.11, < 5.15.29","linux_kernel >= 5.16, < 5.16.5","linux_kernel = 5.17","fedora = 35","h300e_firmware","h300s_firmware","h410c_firmware","h410s_firmware","h500e_firmware","h500s_firmware","h610c_firmware","h610s_firmware","h615c_firmware","h700e_firmware","h700s_firmware"],"patched":["linux_kernel 5.16.5"],"published":"2022-03-25","updated":"2026-08-26","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2022-0995","references":[{"url":"http://packetstormsecurity.com/files/166770/Linux-watch_queue-Filter-Out-Of-Bounds-Write.html","label":"secalert@redhat.com"},{"url":"http://packetstormsecurity.com/files/166815/Watch-Queue-Out-Of-Bounds-Write.html","label":"secalert@redhat.com"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2063786","label":"secalert@redhat.com"},{"url":"https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=93ce93587d36493f2f86921fa79921b3cba63fbb","label":"secalert@redhat.com"},{"url":"https://security.netapp.com/advisory/ntap-20220429-0001/","label":"secalert@redhat.com"},{"url":"http://packetstormsecurity.com/files/166770/Linux-watch_queue-Filter-Out-Of-Bounds-Write.html","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://packetstormsecurity.com/files/166815/Watch-Queue-Out-Of-Bounds-Write.html","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2063786","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=93ce93587d36493f2f86921fa79921b3cba63fbb","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://security.netapp.com/advisory/ntap-20220429-0001/","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-0995","label":"134c704f-9b21-4f2e-91b3-4a467353bcc0"}],"tags":["nvd","kev","in-the-wild","exploit-available"],"epss":0.09441,"epssPercentile":0.95256,"kev":true,"kevDateAdded":"2026-08-26","kevDueDate":"2026-09-09","kevRansomware":false,"exploited":true,"ingestedAt":"2026-08-26T18:47:53.592Z","exploits":{"github":4,"githubRepos":["https://github.com/Bonfee/CVE-2022-0995","https://github.com/AndreevSemen/CVE-2022-0995","https://github.com/1nzag/CVE-2022-0995"],"metasploit":["exploit/linux/local/cve_2022_0995_watch_queue"],"checkedAt":"2026-09-21T15:24:52.846Z"},"exploitAvailable":true,"slug":"CVE-2022-0995","body":"## Overview\n\nAn out-of-bounds (OOB) memory write flaw was found in the Linux kernel’s watch_queue event notification subsystem. This flaw can overwrite parts of the kernel state, potentially allowing a local user to gain privileged access or cause a denial of service on the system.\n\n## Affected\n\n- `linux_kernel >= 5.8, < 5.10.106`\n- `linux_kernel >= 5.11, < 5.15.29`\n- `linux_kernel >= 5.16, < 5.16.5`\n- `linux_kernel = 5.17`\n- `fedora = 35`\n- `h300e_firmware`\n- `h300s_firmware`\n- `h410c_firmware`\n- `h410s_firmware`\n- `h500e_firmware`\n- `h500s_firmware`\n- `h610c_firmware`\n- `h610s_firmware`\n- `h615c_firmware`\n- `h700e_firmware`\n- `h700s_firmware`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `linux_kernel 5.16.5`","depth":"abyssal","depthScore":70,"depthScoreParts":{"impact":42.9,"likelihood":1.9,"exploitation":25,"ransomware":0},"changes":[{"seq":4582,"id":"CVE-2022-0995","ts":1788887192895,"field":"exploit_available","old":"false","new":"true"},{"seq":3465,"id":"CVE-2022-0995","ts":1788886309309,"field":"exploit_available","old":"true","new":"false"},{"seq":2319,"id":"CVE-2022-0995","ts":1788882978943,"field":"exploit_available","old":"false","new":"true"},{"seq":1348,"id":"CVE-2022-0995","ts":1788882391436,"field":"exploit_available","old":"true","new":"false"},{"seq":462,"id":"CVE-2022-0995","ts":1788881826976,"field":"exploit_available","old":"false","new":"true"}]}