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{"acknowledgement": "Red Hat would like to thank Bing Shi for reporting this issue.", "affected_release": [{"advisory": "RHSA-2025:4049", "cpe": "cpe:/a:redhat:enterprise_linux:8", "package": "libtasn1-0:4.13-5.el8_10", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2025-04-23T00:00:00Z"}, {"advisory": "RHSA-2025:4049", "cpe": "cpe:/o:redhat:enterprise_linux:8", "package": "libtasn1-0:4.13-5.el8_10", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2025-04-23T00:00:00Z"}, {"advisory": "RHSA-2025:7077", "cpe": "cpe:/a:redhat:enterprise_linux:9", "package": "libtasn1-0:4.16.0-9.el9", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2025-05-13T00:00:00Z"}, {"advisory": "RHSA-2025:7077", "cpe": "cpe:/o:redhat:enterprise_linux:9", "package": "libtasn1-0:4.16.0-9.el9", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2025-05-13T00:00:00Z"}, {"advisory": "RHSA-2025:8021", "cpe": "cpe:/a:redhat:rhel_eus:9.4", "package": "libtasn1-0:4.16.0-8.el9_4.1", "product_name": "Red Hat Enterprise Linux 9.4 Extended Update Support", "release_date": "2025-05-20T00:00:00Z"}, {"advisory": "RHSA-2025:8385", "cpe": "cpe:/a:redhat:discovery:1.14::el9", "package": "registry.redhat.io/discovery/discovery-server-rhel9:sha256:ad1045aa0de937c3a6969ec377f7bfeda9a44ee434a954e8245e9840316ffc1c", "product_name": "Red Hat Discovery 1.14", "release_date": "2025-06-02T00:00:00Z"}, {"advisory": "RHSA-2025:8385", "cpe": "cpe:/a:redhat:discovery:1.14::el9", "package": "registry.redhat.io/discovery/discovery-ui-rhel9:sha256:492e412759cf0eedfa5b557f7b0865f8864f84d0ed75e11dc8d7a840837d9644", "product_name": "Red Hat Discovery 1.14", "release_date": "2025-06-02T00:00:00Z"}], "bugzilla": {"description": "libtasn1: Inefficient DER Decoding in libtasn1 Leading to Potential Remote DoS", "id": "2344611", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2344611"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.3", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L", "status": "verified"}, "cwe": "CWE-407", "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.", "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."], "name": "CVE-2024-12133", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Affected", "package_name": "libtasn1", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Out of support scope", "package_name": "libtasn1", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Out of support scope", "package_name": "libtasn1", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/a:redhat:openshift:4", "fix_state": "Fix deferred", "package_name": "rhcos", "product_name": "Red Hat OpenShift Container Platform 4"}], "public_date": "2025-02-10T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2024-12133\nhttps://nvd.nist.gov/vuln/detail/CVE-2024-12133\nhttps://gitlab.com/gnutls/libtasn1/-/issues/52"], "threat_severity": "Moderate"}