{"cve":"CVE-2018-11236","nvd":{"published":"2018-05-18T16:29:00.353","modified":"2026-06-17T01:35:33.317","status":"Modified","description":"stdlib/canonicalize.c in the GNU C Library (aka glibc or libc6) 2.27 and earlier, when processing very long pathname arguments to the realpath function, could encounter an integer overflow on 32-bit architectures, leading to a stack-based buffer overflow and, potentially, arbitrary code execution.","cvss_v4":null,"cvss_v3":{"version":"3.0","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","score":9.8},"cwes":["CWE-190","CWE-787"],"references":["http://www.securityfocus.com/bid/104255","https://access.redhat.com/errata/RHBA-2019:0327","https://access.redhat.com/errata/RHSA-2018:3092","https://security.netapp.com/advisory/ntap-20190329-0001/","https://security.netapp.com/advisory/ntap-20190401-0001/"],"products":["gnu:glibc","netapp:data_ontap_edge","netapp:element_software_management","oracle:communications_session_border_controller","oracle:enterprise_communications_broker","redhat:enterprise_linux_desktop","redhat:enterprise_linux_server","redhat:enterprise_linux_workstation","redhat:virtualization_host"],"source":"nvd","synced_at":"2026-10-19T20:50:40.212176939+00:00"},"epss":{"cve":"CVE-2018-11236","score":0.0692,"percentile":0.94103,"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."]}