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{"bugzilla": {"description": "squid: DoS when processing objects in an SMP cache due to an incorrect synchronization", "id": "1852558", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1852558"}, "csaw": false, "cvss3": {"cvss3_base_score": "6.3", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:N/I:N/A:H", "status": "draft"}, "cwe": "CWE-662", "details": ["An issue was discovered in Squid 5.x before 5.0.3. Due to an Incorrect Synchronization, a Denial of Service can occur when processing objects in an SMP cache because of an Ipc::Mem::PageStack::pop ABA problem during access to the memory page/slot management list.", "A flaw was found in squid. A denial of service attack is possible when processing objects in an SMP cache due to an incorrect synchronization. The highest threat from this vulnerability is to system availability."], "name": "CVE-2020-14059", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Not affected", "package_name": "squid", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "squid", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "squid34", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "squid", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "squid:4/squid", "product_name": "Red Hat Enterprise Linux 8"}], "public_date": "2020-06-19T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2020-14059\nhttps://nvd.nist.gov/vuln/detail/CVE-2020-14059\nhttps://github.com/squid-cache/squid/security/advisories/GHSA-w7pw-2m4p-58hr"], "statement": "This issue only affects squid-5.x. Therefore versions of squid shipped with Red Hat products are not affected by this flaw.", "threat_severity": "Moderate", "upstream_fix": "squid 5.0.3"}