{"id":"CVE-2024-12133","summary":"Libtasn1: inefficient der decoding in libtasn1 leading to potential remote dos","details":"A flaw in libtasn1 causes inefficient handling of specific certificate data. When processing a large number of elements in a certificate, libtasn1 takes much longer than expected, which can slow down or even crash the system. This flaw allows an attacker to send a specially crafted certificate, causing a denial of service attack.","modified":"2026-05-18T05:56:00.543331111Z","published":"2025-02-10T15:28:03.193Z","related":["ALSA-2025:4049","ALSA-2025:7077","SUSE-SU-2025:0512-1","SUSE-SU-2025:0548-1","SUSE-SU-2025:20171-1","SUSE-SU-2025:20275-1","openSUSE-SU-2025:14756-1","openSUSE-SU-2025:14835-1"],"database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/12xxx/CVE-2024-12133.json","cna_assigner":"redhat","cwe_ids":["CWE-407"]},"references":[{"type":"WEB","url":"http://www.openwall.com/lists/oss-security/2025/02/06/6"},{"type":"WEB","url":"https://access.redhat.com/downloads/content/package-browser/"},{"type":"WEB","url":"https://catalog.redhat.com/software/containers/"},{"type":"WEB","url":"https://cert-portal.siemens.com/productcert/html/ssa-082556.html"},{"type":"WEB","url":"https://cert-portal.siemens.com/productcert/html/ssa-202008.html"},{"type":"WEB","url":"https://gitlab.com/gnutls/libtasn1/-/blob/master/doc/security/CVE-2024-12133.md"},{"type":"WEB","url":"https://lists.debian.org/debian-lts-announce/2025/02/msg00025.html"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2025:17347"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2025:4049"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2025:7077"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2025:8021"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2025:8385"},{"type":"ADVISORY","url":"https://access.redhat.com/security/cve/CVE-2024-12133"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/12xxx/CVE-2024-12133.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2024-12133"},{"type":"ADVISORY","url":"https://security.netapp.com/advisory/ntap-20250523-0003/"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2344611"},{"type":"REPORT","url":"https://gitlab.com/gnutls/libtasn1/-/issues/52"},{"type":"PACKAGE","url":"https://gitlab.com/gnutls/libtasn1/"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://gitlab.com/gnutls/libtasn1","events":[{"introduced":"0"},{"fixed":"6b45b25e94ea538192cc0f97e9ad57171d1c6374"}],"database_specific":{"source":"AFFECTED_FIELD","extracted_events":[{"introduced":"0"},{"fixed":"4.20.0"}]}}],"versions":["v4.19.0","v4.18.0","v4.17.0","v4.16.0","libtasn1_4_16_0","4.16.0","libtasn1_4_15_0","libtasn1_4_14","libtasn1_4_13","libtasn1_4_12","libtasn1_4_11","libtasn1_4_9","libtasn1_4_8","libtasn1_4.7","libtasn1_4_6","libtasn1_4_5","libtasn1_4_4","libtasn1_4_3","libtasn1_4_2","libtasn1_4_1","libtasn1_4_0","libtasn1_3_6","libtasn1_3_5","libtasn1_3_4","libtasn1_3_3","libtasn1_3_2","libtasn1_3_1","libtasn1_3_0","libtasn1_2_13","libtasn1_2_12","libtasn1_2_11","libtasn1_2_10","libtasn1_2_9","libtasn1_2_8","libtasn1_2_7","libtasn1_2_6","libtasn1_2_5","libtasn1_2_4","libtasn1_2_3","libtasn1_2_2","libtasn1_2_1","libtasn1_2_0","libtasn1_1_6","libtasn1_1_5","libtasn1_1_4","libtasn1_1_3","libtasn1_1_2","libtasn1_1_1","libtasn1_1_0","libtasn1_0_3_10","libtasn1_0_3_9","libtasn1_0_3_8","libtasn1_0_3_7","libtasn1_0_3_6","libtasn1_0_3_5","libtasn1_0_3_4","libtasn1_0_3_3","libtasn1_0_3_2","libtasn1-0-3-2","libtasn1_0_3_1","libtasn1_0_3_0","libtasn1_0_2_18","libtasn1_0_2_17","libtasn1_0_2_16","libtasn1_0_2_15","libtasn1_0_2_14","libtasn1_0_2_13","libtasn1_0_2_12","libtasn1_0_2_11","libtasn1_0_2_10","libtasn1_0_2_9","libtasn1_0_2_8","libtasn1_0_2_7","libtasn1_0_2_6","libtasn1_0_2_5","libtasn1_0_2_4","libtasn1_0_2_3","libtasn1_0_2_2","libtasn1_0_2_1","libtasn1_0_2_0","libtasn1_0_1_2","gnutls_0_5_1","gnutls_0_5_0","libtasn1_after_rename","libasn1_0_1_0"],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2024-12133.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"}]}