{"id":"CVE-2026-89851","summary":"scsi: qla2xxx: Fix FCE trace enable parsing in debugfs","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nscsi: qla2xxx: Fix FCE trace enable parsing in debugfs\n\nqla2x00_dfs_fce_write() called kstrtoul() with a NULL result pointer,\nso a successful parse would dereference NULL and oops. Worse, the int\nreturn value (0 on success, negative errno on failure) was assigned to\nthe unsigned long enable flag, inverting the intended logic: a valid\nnumber was treated as \"disable\" while a parse failure enabled FCE.\n\nParse the value into enable and propagate parse errors to userspace.","modified":"2026-11-13T04:07:05.970989870Z","published":"2026-09-16T10:31:25.069Z","related":["SUSE-SU-2026:24643-1","SUSE-SU-2026:24648-1","SUSE-SU-2026:24651-1","SUSE-SU-2026:24662-1","SUSE-SU-2026:5121-1","openSUSE-SU-2026:11880-1"],"database_specific":{"cna_assigner":"Linux","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/89xxx/CVE-2026-89851.json"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/5762d992dddaf301e7fb78f797de407116847121"},{"type":"WEB","url":"https://git.kernel.org/stable/c/7203d4aed8f444e7376c2dee8d93577b37cf9989"},{"type":"WEB","url":"https://git.kernel.org/stable/c/9932cbd0b49d0a5ab8378d32650ffb51604ffa35"},{"type":"WEB","url":"https://git.kernel.org/stable/c/aac0d3cb9199121d2ce5906e06f94b793fac1052"},{"type":"WEB","url":"https://git.kernel.org/stable/c/b0c08c08a08b6cca0e7e192bcbe0514e41fcc55f"},{"type":"WEB","url":"https://git.kernel.org/stable/c/b7368687e3d11f51392d3c4774ec0263d5fbf31f"},{"type":"WEB","url":"https://git.kernel.org/stable/c/eff41f50461c238bd2c5cd20672a5b53e68d493a"},{"type":"WEB","url":"https://git.kernel.org/stable/c/f5e245164d187d1ee227140c8b2e83b67f59c1fd"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/89xxx/CVE-2026-89851.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-89851"},{"type":"PACKAGE","url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"3a5a789494875376d1f8063ec5ecc6beafda2ce1"},{"fixed":"b0c08c08a08b6cca0e7e192bcbe0514e41fcc55f"}]},{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"73d3d3c66f108bc47922490f8500842530139975"},{"fixed":"9932cbd0b49d0a5ab8378d32650ffb51604ffa35"}]},{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"57c029cab0d908942e3ed9ff9fd0361144d01944"},{"fixed":"f5e245164d187d1ee227140c8b2e83b67f59c1fd"}]},{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"217230bc8796a922d5b15a9a94ec4414b2d2b3e3"},{"fixed":"5762d992dddaf301e7fb78f797de407116847121"}]},{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"2cf3c3fe9a11aa168e80c966494c58548b9aed5d"},{"fixed":"eff41f50461c238bd2c5cd20672a5b53e68d493a"}]},{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"841df27d619ee1f5ca6473e15227b39d6136562d"},{"fixed":"7203d4aed8f444e7376c2dee8d93577b37cf9989"},{"fixed":"aac0d3cb9199121d2ce5906e06f94b793fac1052"},{"fixed":"b7368687e3d11f51392d3c4774ec0263d5fbf31f"}]},{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"a89872a61b914378591f16e428dd221c5e2059b2"}]}],"versions":["v5.10.269","v5.10.268","v5.10.267","v5.10.266","v5.10.265","v5.10.264","v5.10.263","v5.10.262","v5.10.261","v5.10.260","v5.10.259","v5.10.258","v5.10.257","v5.10.256","v5.10.255","v5.10.254","v5.10.253","v5.10.252","v5.10.251","v5.10.250","v5.10.249","v5.10.248","v5.10.247","v5.10.246","v5.10.245","v5.10.244","v5.10.243","v5.10.242","v5.10.241","v5.10.240","v5.10.239","v5.10.238","v5.10.237","v5.10.236","v5.10.235","v5.15.220","v5.15.219","v5.15.218","v5.15.217","v5.15.216","v5.15.215","v5.15.214","v5.15.213","v5.15.212","v5.15.211","v5.15.210","v5.15.209","v5.15.208","v5.15.207","v5.15.206","v5.15.205","v5.15.204","v5.15.203","v5.15.202","v5.15.201","v5.15.200","v5.15.199","v5.15.198","v5.15.197","v5.15.196","v5.15.195","v5.15.194","v5.15.193","v5.15.192","v5.15.191","v5.15.190","v5.15.189","v5.15.188","v5.15.187","v5.15.186","v5.15.185","v5.15.184","v5.15.183","v5.15.182","v5.15.181","v5.15.180","v5.15.179","v6.1.187","v6.1.186","v6.1.185","v6.1.184","v6.1.183","v6.1.182","v6.1.181","v6.1.180","v6.1.179","v6.1.178","v6.1.177","v6.1.176","v6.1.175","v6.1.174","v6.1.173","v6.1.172","v6.1.171","v6.1.170","v6.1.169","v6.1.168","v6.1.167","v6.1.166","v6.1.165","v6.1.164","v6.1.163","v6.1.162","v6.1.161","v6.1.160","v6.1.159","v6.1.158","v6.1.157","v6.1.156","v6.1.155","v6.1.154","v6.1.153","v6.1.152","v6.1.151","v6.1.150","v6.1.149","v6.1.148","v6.1.147","v6.1.146","v6.1.145","v6.1.144","v6.1.143","v6.1.142","v6.1.141","v6.1.140","v6.1.139","v6.1.138","v6.1.137","v6.1.136","v6.1.135","v6.1.134","v6.1.133","v6.1.132","v6.1.131","v6.1.130","v6.1.129","v6.6.156","v6.6.155","v6.6.154","v6.6.153","v6.6.152","v6.6.151","v6.6.150","v6.6.149","v6.6.148","v6.6.147","v6.6.146","v6.6.145","v6.6.144","v6.6.143","v6.6.142","v6.6.141","v6.6.140","v6.6.139","v6.6.138","v6.6.137","v6.6.136","v6.6.135","v6.6.134","v6.6.133","v6.6.132","v6.6.131","v6.6.130","v6.6.129","v6.6.128","v6.6.127","v6.6.126","v6.6.125","v6.6.124","v6.6.123","v6.6.122","v6.6.121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