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{"acknowledgement": "Red Hat would like to thank Bing Shi for reporting this issue.", "affected_release": [{"advisory": "RHSA-2025:4051", "cpe": "cpe:/a:redhat:enterprise_linux:8", "package": "gnutls-0:3.6.16-8.el8_10.3", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2025-04-23T00:00:00Z"}, {"advisory": "RHSA-2025:4051", "cpe": "cpe:/o:redhat:enterprise_linux:8", "package": "gnutls-0:3.6.16-8.el8_10.3", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2025-04-23T00:00:00Z"}, {"advisory": "RHSA-2025:7076", "cpe": "cpe:/a:redhat:enterprise_linux:9", "package": "gnutls-0:3.8.3-6.el9", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2025-05-13T00:00:00Z"}, {"advisory": "RHSA-2025:7076", "cpe": "cpe:/o:redhat:enterprise_linux:9", "package": "gnutls-0:3.8.3-6.el9", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2025-05-13T00:00:00Z"}, {"advisory": "RHSA-2025:8020", "cpe": "cpe:/a:redhat:rhel_eus:9.4", "package": "gnutls-0:3.8.3-4.el9_4.2", "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": "gnutls: GnuTLS Impacted by Inefficient DER Decoding in libtasn1 Leading to Remote DoS", "id": "2344615", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2344615"}, "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 was found in GnuTLS, which relies on libtasn1 for ASN.1 data processing. Due to an inefficient algorithm in libtasn1, decoding certain DER-encoded certificate data can take excessive time, leading to increased resource consumption. This flaw allows a remote attacker to send a specially crafted certificate, causing GnuTLS to become unresponsive or slow, resulting in a denial-of-service condition.", "A flaw was found in GnuTLS, which relies on libtasn1 for ASN.1 data processing. Due to an inefficient algorithm in libtasn1, decoding certain DER-encoded certificate data can take excessive time, leading to increased resource consumption. This flaw allows a remote attacker to send a specially crafted certificate, causing GnuTLS to become unresponsive or slow, resulting in a denial-of-service condition."], "name": "CVE-2024-12243", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Affected", "package_name": "gnutls", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Out of support scope", "package_name": "gnutls", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Out of support scope", "package_name": "gnutls", "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-2024-12243\nhttps://nvd.nist.gov/vuln/detail/CVE-2024-12243\nhttps://gitlab.com/gnutls/libtasn1/-/issues/52"], "threat_severity": "Moderate"}