{"schema_version":"1.9.0","id":"CVE-2020-29562","published":"2020-12-04T07:15:11.003Z","modified":"2026-08-28T03:45:39.812869016Z","related":["SUSE-SU-2021:0653-1","SUSE-SU-2021:1165-1","SUSE-SU-2022:2886-1","SUSE-SU-2024:0759-1","openSUSE-SU-2021:0358-1","openSUSE-SU-2024:10792-1"],"details":"The iconv function in the GNU C Library (aka glibc or libc6) 2.30 to 2.32, when converting UCS4 text containing an irreversible character, fails an assertion in the code path and aborts the program, potentially resulting in a denial of service.","affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/bminor/glibc","events":[{"introduced":"0a8262a1b269f8f1602933248e69dfb041aab7a2"},{"last_affected":"3de512be7ea6053255afed6154db9ee31d4e557a"}],"database_specific":{"cpe":"cpe:2.3:a:gnu:glibc:*:*:*:*:*:*:*:*","extracted_events":[{"introduced":"2.30"},{"last_affected":"2.32"}],"source":"CPE_RANGE"}}],"versions":["glibc-2.32","glibc-2.31","glibc-2.31.9000","changelog-ends-here","glibc-2.30","glibc-2.30.9000"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-29562.json"}},{"ranges":[{"type":"GIT","repo":"https://sourceware.org/git/glibc.git","events":[{"introduced":"0a8262a1b269f8f1602933248e69dfb041aab7a2"},{"last_affected":"3de512be7ea6053255afed6154db9ee31d4e557a"}],"database_specific":{"cpe":"cpe:2.3:a:gnu:glibc:*:*:*:*:*:*:*:*","extracted_events":[{"introduced":"2.30"},{"last_affected":"2.32"}],"source":"CPE_RANGE"}}],"versions":["glibc-2.32","glibc-2.31","glibc-2.31.9000","changelog-ends-here","glibc-2.30","glibc-2.30.9000"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-29562.json"}}],"references":[{"type":"WEB","url":"https://lists.apache.org/thread.html/rf9fa47ab66495c78bb4120b0754dd9531ca2ff0430f6685ac9b07772%40%3Cdev.mina.apache.org%3E"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TVCUNLQ3HXGS4VPUQKWTJGRAW2KTFGXS/"},{"type":"ADVISORY","url":"https://security.gentoo.org/glsa/202101-20"},{"type":"ADVISORY","url":"https://security.netapp.com/advisory/ntap-20210122-0004/"},{"type":"FIX","url":"https://sourceware.org/bugzilla/show_bug.cgi?id=26923"}],"database_specific":{"unresolved_ranges":[{"cpes":["cpe:2.3:a:netapp:e-series_santricity_os_controller:*:*:*:*:*:*:*:*"],"extracted_events":[{"introduced":"11.0.0"},{"last_affected":"11.60.3"}],"source":"CPE_RANGE","vendor_product":"netapp:e-series_santricity_os_controller"},{"cpes":["cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*"],"extracted_events":[{"introduced":"32"},{"last_affected":"32"}],"source":"CPE_STRING","vendor_product":"fedoraproject:fedora"}]},"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:N/I:N/A:H"}]}