{"id":"CVE-2026-23282","title":"smb: client: fix oops due to uninitialised var in smb2_unlink()","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\nsmb: client: fix oops due to uninitialised var in smb2_unlink()\n\nIf SMB2_open_init() or SMB2_close_init() fails (e.g. reconnect), the\niovs set @rqst will be left uninit…","severity":"none","vendor":"Linux","product":"Linux","affected":["Linux >= 1cf9f2a6a544288516a7b9e883a48eba6246bcf2 < 86163b98891aa9800f6103252e5acc7bb98afb91","Linux >= 1cf9f2a6a544288516a7b9e883a48eba6246bcf2 < dc710c87af3341554d02d634ada1d2036c49a94a","Linux >= 1cf9f2a6a544288516a7b9e883a48eba6246bcf2 < 048efe129a297256d3c2088cf8d79515ff5ec864","Linux 6.17"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-11-05T21:24:56.090540Z"},"published":"2026-03-25","updated":"2026-11-05","sourceUpdated":"2026-11-05T21:33:35.280Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-23282","references":[{"url":"https://git.kernel.org/stable/c/86163b98891aa9800f6103252e5acc7bb98afb91"},{"url":"https://git.kernel.org/stable/c/dc710c87af3341554d02d634ada1d2036c49a94a"},{"url":"https://git.kernel.org/stable/c/048efe129a297256d3c2088cf8d79515ff5ec864"}],"tags":["cve.org"],"epss":0.00125,"epssPercentile":0.02252,"ingestedAt":"2026-11-05T22:38:32.108Z","slug":"CVE-2026-23282","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\nsmb: client: fix oops due to uninitialised var in smb2_unlink()\n\nIf SMB2_open_init() or SMB2_close_init() fails (e.g. reconnect), the\niovs set @rqst will be left uninitialised, hence calling\nSMB2_open_free(), SMB2_close_free() or smb2_set_related() on them will\noops.\n\nFix this by initialising @close_iov and @open_iov before setting them\nin @rqst.\n\n## Affected\n\n- `Linux >= 1cf9f2a6a544288516a7b9e883a48eba6246bcf2 < 86163b98891aa9800f6103252e5acc7bb98afb91`\n- `Linux >= 1cf9f2a6a544288516a7b9e883a48eba6246bcf2 < dc710c87af3341554d02d634ada1d2036c49a94a`\n- `Linux >= 1cf9f2a6a544288516a7b9e883a48eba6246bcf2 < 048efe129a297256d3c2088cf8d79515ff5ec864`\n- `Linux 6.17`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":3,"depthScoreParts":{"impact":2.8,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}