{"cve":"CVE-2026-80679","nvd":{"published":"2026-08-28T08:16:53.227","modified":"2026-08-28T08:16:53.227","status":"Received","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ns390/dasd: Fix potential NULL pointer dereference\n\ndasd_release_space() checks the implementation of the is_ese()\ndiscipline function before calling it to determine if a given device is\nan ESE DASD.\n\nThe current usage of the logical AND operator will lead to a NULL\npointer dereference as the function is called even if the function\npointer is NULL.\n\nFix this by using the logical OR operator.","cvss_v4":null,"cvss_v3":null,"cwes":[],"references":["https://git.kernel.org/stable/c/3000367a512b1283ca52230bf21f8c91dfbec45b","https://git.kernel.org/stable/c/3453a993a3f14c1684560ecf26585046976f6ac6","https://git.kernel.org/stable/c/86cdfd061509bcde84f3145f7221ba64e3e53b1f","https://git.kernel.org/stable/c/96b8e09b09539f252a5eeea6baebd93c2e3779bd","https://git.kernel.org/stable/c/9973026f572db6b67570cadc30942f3014e41079"],"products":[],"source":"nvd","synced_at":"2026-10-19T22:50:50.842544443+00:00"},"epss":{"cve":"CVE-2026-80679","score":0.00177,"percentile":0.07217,"date":"2026-10-31"},"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."]}