{"cve":"CVE-2026-93210","nvd":{"published":"2026-09-24T16:17:15.877","modified":"2026-10-19T10:17:11.923","status":"Received","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nsmb: client: harden DFS cache against invalid target hints\n\nCurrently, get_tgt_name() returns ERR_PTR(-ENOENT) when ce->tgthint is\nNULL, and dfs_cache_noreq_update_tgthint() assumes ce->tgthint is always\nvalid.\n\nIn preparation for clearing ce->tgthint in free_tgts(), harden callers\nof get_tgt_name() against ERR_PTR results and harden\ndfs_cache_noreq_update_tgthint() against NULL pointer dereferences.","cvss_v4":null,"cvss_v3":null,"cwes":[],"references":["https://git.kernel.org/stable/c/66dbcdbb0cadffd12eb8f2b115fd57d384c5109d","https://git.kernel.org/stable/c/6cb7f9fed8f40f28fbd464ca99c946951afc0952","https://git.kernel.org/stable/c/7e32da6047d9afdae8dd17b87b4c8d97363c4ee2","https://git.kernel.org/stable/c/846f0709559b9e27024e126a80bc7afb76516912","https://git.kernel.org/stable/c/a48328afbc3f63e3b9de8827e2e16c15b17976f7"],"products":[],"source":"nvd","synced_at":"2026-10-19T22:56:02.509636177+00:00"},"epss":{"cve":"CVE-2026-93210","score":0.00173,"percentile":0.06608,"date":"2026-10-25"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}