{"cve":"CVE-2015-8983","nvd":{"published":"2017-03-20T16:59:01.453","modified":"2026-06-17T00:35:37.060","status":"Modified","description":"Integer overflow in the _IO_wstr_overflow function in libio/wstrops.c in the GNU C Library (aka glibc or libc6) before 2.22 allows context-dependent attackers to cause a denial of service (application crash) or possibly execute arbitrary code via vectors related to computing a size in bytes, which triggers a heap-based buffer overflow.","cvss_v4":null,"cvss_v3":{"version":"3.0","vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","score":8.1},"cwes":["CWE-190"],"references":["http://www.openwall.com/lists/oss-security/2017/02/14/9","http://www.securityfocus.com/bid/72740","https://sourceware.org/bugzilla/show_bug.cgi?id=17269","https://sourceware.org/git/gitweb.cgi?p=glibc.git%3Bh=bdf1ff052a8e23d637f2c838fa5642d78fcedc33","https://www.sourceware.org/ml/libc-alpha/2015-08/msg00609.html"],"products":["gnu:glibc"],"source":"nvd","synced_at":"2026-10-19T20:41:54.846948762+00:00"},"epss":{"cve":"CVE-2015-8983","score":0.0401,"percentile":0.90556,"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."]}