{"cve":"CVE-2026-80709","nvd":{"published":"2026-08-28T08:16:56.523","modified":"2026-10-16T20:18:07.747","status":"Received","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ns390/zcrypt: Fix wrong domain value verification with EP11 CPRBs\n\nThere is a wrong upper limit check for the domain value when an EP11\nCPRB is processed for sending to a crypto card. This check is only\nactive on custom device nodes but may lead to access heap memory\nbehind perms->adm when an administrative CPRB is sent.\nAdd correct limit (AP_DOMAINS = 256) checking to fix this.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","score":7.8},"cwes":[],"references":["https://git.kernel.org/stable/c/1223477ca88e2396eca440919d0ca8754df79bd5","https://git.kernel.org/stable/c/13e53d6ae1c3b2ff1be75b9ef09be26f4ec3ce15","https://git.kernel.org/stable/c/4589f742718d0256ea6dd1f5a78be6e689bdb8aa","https://git.kernel.org/stable/c/672b12940e3f1336dfed5287412a71500adf2a76","https://git.kernel.org/stable/c/983279d7f86ade73db86f886e09172dd567031b5"],"products":[],"source":"nvd","synced_at":"2026-10-19T22:50:50.842544443+00:00"},"epss":{"cve":"CVE-2026-80709","score":0.00176,"percentile":0.0705,"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."]}