{"id":"CVE-2022-36879","title":"An issue was discovered in the Linux kernel through 5.18.14","summary":"An issue was discovered in the Linux kernel through 5.18.14. xfrm_expand_policies in net/xfrm/xfrm_policy.c can cause a refcount to be dropped twice.","severity":"medium","cvss":5.5,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","vendor":"netapp","product":"active_iq_unified_manager","affected":["linux_kernel <= 5.18.14","debian_linux = 10.0","debian_linux = 11.0","a700s_firmware","active_iq_unified_manager","e-series_santricity_os_controller >= 11.0, <= 11.50.2","hci_bootstrap_os","aff_8300_firmware","fas_8300_firmware","aff_8700_firmware","fas_8700_firmware","aff_a400_firmware","fas_a400_firmware","aff_a250_firmware","fas_a250_firmware","fas_500f_firmware","aff_500f_firmware","h300s_firmware","h500s_firmware","h700s_firmware","h410s_firmware","h410c_firmware","h610c_firmware","h610s_firmware","h615c_firmware"],"published":"2022-07-27","updated":"2026-10-14","sourceUpdated":"2026-10-14T18:17:03.137","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2022-36879","references":[{"url":"https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit?id=f85daf0e725358be78dfd208dea5fd665d8cb901","label":"cve@mitre.org"},{"url":"https://github.com/torvalds/linux/commit/f85daf0e725358be78dfd208dea5fd665d8cb901","label":"cve@mitre.org"},{"url":"https://lists.debian.org/debian-lts-announce/2022/09/msg00011.html","label":"cve@mitre.org"},{"url":"https://lists.debian.org/debian-lts-announce/2022/10/msg00000.html","label":"cve@mitre.org"},{"url":"https://security.netapp.com/advisory/ntap-20220901-0007/","label":"cve@mitre.org"},{"url":"https://www.debian.org/security/2022/dsa-5207","label":"cve@mitre.org"},{"url":"https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit?id=f85daf0e725358be78dfd208dea5fd665d8cb901","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://github.com/torvalds/linux/commit/f85daf0e725358be78dfd208dea5fd665d8cb901","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.debian.org/debian-lts-announce/2022/09/msg00011.html","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.debian.org/debian-lts-announce/2022/10/msg00000.html","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://security.netapp.com/advisory/ntap-20220901-0007/","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.debian.org/security/2022/dsa-5207","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://cert-portal.siemens.com/productcert/html/ssa-419740.html","label":"0b142b55-0307-4c5a-b3c9-f314f3fb7c5e"},{"url":"https://cert-portal.siemens.com/productcert/html/ssa-794697.html","label":"0b142b55-0307-4c5a-b3c9-f314f3fb7c5e"}],"tags":["nvd"],"epss":0.00319,"epssPercentile":0.23204,"ingestedAt":"2026-10-14T18:47:39.266Z","slug":"CVE-2022-36879","body":"## Overview\n\nAn issue was discovered in the Linux kernel through 5.18.14. xfrm_expand_policies in net/xfrm/xfrm_policy.c can cause a refcount to be dropped twice.\n\n## Affected\n\n- `linux_kernel <= 5.18.14`\n- `debian_linux = 10.0`\n- `debian_linux = 11.0`\n- `a700s_firmware`\n- `active_iq_unified_manager`\n- `e-series_santricity_os_controller >= 11.0, <= 11.50.2`\n- `hci_bootstrap_os`\n- `aff_8300_firmware`\n- `fas_8300_firmware`\n- `aff_8700_firmware`\n- `fas_8700_firmware`\n- `aff_a400_firmware`\n- `fas_a400_firmware`\n- `aff_a250_firmware`\n- `fas_a250_firmware`\n- `fas_500f_firmware`\n- `aff_500f_firmware`\n- `h300s_firmware`\n- `h500s_firmware`\n- `h700s_firmware`\n- `h410s_firmware`\n- `h410c_firmware`\n- `h610c_firmware`\n- `h610s_firmware`\n- `h615c_firmware`\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":[]}