{"cve":"CVE-2015-1473","nvd":{"published":"2015-04-08T10:59:03.627","modified":"2026-06-17T00:22:29.193","status":"Modified","description":"The ADDW macro in stdio-common/vfscanf.c in the GNU C Library (aka glibc or libc6) before 2.21 does not properly consider data-type size during a risk-management decision for use of the alloca function, which might allow context-dependent attackers to cause a denial of service (segmentation violation) or overwrite memory locations beyond the stack boundary via a long line containing wide characters that are improperly handled in a wscanf call.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-119"],"references":["http://openwall.com/lists/oss-security/2015/02/04/1","http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html","http://www.securityfocus.com/bid/72499","http://www.ubuntu.com/usn/USN-2519-1","https://sourceware.org/git/gitweb.cgi?p=glibc.git%3Ba=commit%3Bh=5bd80bfe9ca0d955bfbbc002781bc7b01b6bcb06"],"products":["canonical:ubuntu_linux","gnu:glibc"],"source":"nvd","synced_at":"2026-10-19T20:35:35.528235705+00:00"},"epss":{"cve":"CVE-2015-1473","score":0.02129,"percentile":0.81949,"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."]}