{"cve":"CVE-2021-3326","nvd":{"published":"2021-01-27T20:15:14.020","modified":"2026-10-14T10:17:41.007","status":"Modified","description":"The iconv function in the GNU C Library (aka glibc or libc6) 2.32 and earlier, when processing invalid input sequences in the ISO-2022-JP-3 encoding, fails an assertion in the code path and aborts the program, potentially resulting in a denial of service.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","score":7.5},"cwes":["CWE-617"],"references":["http://www.openwall.com/lists/oss-security/2021/01/28/2","https://lists.debian.org/debian-lts-announce/2022/10/msg00021.html","https://security.gentoo.org/glsa/202107-07","https://security.netapp.com/advisory/ntap-20210304-0007/","https://sourceware.org/bugzilla/show_bug.cgi?id=27256"],"products":["debian:debian_linux","fujitsu:m10-1_firmware","fujitsu:m10-4_firmware","fujitsu:m10-4s_firmware","fujitsu:m12-1_firmware","fujitsu:m12-2_firmware","fujitsu:m12-2s_firmware","gnu:glibc","netapp:e-series_santricity_os_controller","netapp:ontap_select_deploy_administration_utility","oracle:communications_cloud_native_core_security_edge_protection_proxy"],"source":"nvd","synced_at":"2026-10-19T21:14:10.479542811+00:00"},"epss":{"cve":"CVE-2021-3326","score":0.03825,"percentile":0.89998,"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."]}