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{"acknowledgement": "Red Hat would like to thank MIT Kerberos project for reporting this issue.", "affected_release": [{"advisory": "RHSA-2011:1790", "cpe": "cpe:/o:redhat:enterprise_linux:6", "package": "krb5-0:1.9-22.el6_2.1", "product_name": "Red Hat Enterprise Linux 6", "release_date": "2011-12-06T00:00:00Z"}], "bugzilla": {"description": "(krb5kdc): NULL pointer dereference in the TGS handling (MITKRB5-SA-2011-007)", "id": "753748", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=753748"}, "csaw": false, "cvss": {"cvss_base_score": "4.0", "cvss_scoring_vector": "AV:N/AC:L/Au:S/C:N/I:N/A:P", "status": "verified"}, "cwe": "CWE-476", "details": ["The process_tgs_req function in do_tgs_req.c in the Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) 1.9 through 1.9.2 allows remote authenticated users to cause a denial of service (NULL pointer dereference and daemon crash) via a crafted TGS request that triggers an error other than the KRB5_KDB_NOENTRY error."], "name": "CVE-2011-1530", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:4", "fix_state": "Not affected", "package_name": "krb5", "product_name": "Red Hat Enterprise Linux 4"}, {"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Not affected", "package_name": "krb5", "product_name": "Red Hat Enterprise Linux 5"}], "public_date": "2011-12-06T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2011-1530\nhttps://nvd.nist.gov/vuln/detail/CVE-2011-1530\nhttp://web.mit.edu/Kerberos/advisories/MITKRB5-SA-2011-007.txt"], "statement": "Not vulnerable. This issue did not affect the versions of krb5 as shipped with Red Hat Enterprise Linux 4 and 5.", "threat_severity": "Moderate"}