{"cve":"CVE-2015-1781","nvd":{"published":"2015-09-28T20:59:00.093","modified":"2026-06-17T00:22:58.877","status":"Modified","description":"Buffer overflow in the gethostbyname_r and other unspecified NSS functions in the GNU C Library (aka glibc or libc6) before 2.22 allows context-dependent attackers to cause a denial of service (crash) or execute arbitrary code via a crafted DNS response, which triggers a call with a misaligned buffer.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-119"],"references":["http://lists.fedoraproject.org/pipermail/package-announce/2016-February/177404.html","http://lists.opensuse.org/opensuse-security-announce/2015-08/msg00019.html","http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00036.html","http://www.debian.org/security/2016/dsa-3480","http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html"],"products":["canonical:ubuntu_linux","debian:debian_linux","gnu:glibc","suse:linux_enterprise_debuginfo","suse:linux_enterprise_desktop","suse:linux_enterprise_server"],"source":"nvd","synced_at":"2026-10-19T20:37:45.466985407+00:00"},"epss":{"cve":"CVE-2015-1781","score":0.05012,"percentile":0.92248,"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."]}