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{"bugzilla": {"description": "kernel: net/ipv6/tcp_ipv6.c: tcp_v6_syn_recv_sock function allows attackers to cause a denial of service", "id": "1535110", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1535110"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.5", "cvss3_scoring_vector": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "status": "draft"}, "cwe": "CWE-787", "details": ["The tcp_v6_syn_recv_sock function in net/ipv6/tcp_ipv6.c in the Linux kernel through 4.14.11 allows attackers to cause a denial of service (slab out-of-bounds write) or possibly have unspecified other impact via vectors involving TLS.", "The tcp_v6_syn_recv_sock function in net/ipv6/tcp_ipv6.c in the Linux kernel, through 4.14.11, allows attackers to cause a denial of service (slab out-of-bounds write) or possibly have unspecified other impact via vectors involving in-kernel TLS implementation. Due to the nature of the flaw, privilege escalation cannot be fully ruled out, although we believe it is unlikely."], "name": "CVE-2018-5703", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel-alt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/a:redhat:enterprise_mrg:2", "fix_state": "Not affected", "package_name": "realtime-kernel", "product_name": "Red Hat Enterprise MRG 2"}], "public_date": "2018-01-03T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2018-5703\nhttps://nvd.nist.gov/vuln/detail/CVE-2018-5703"], "statement": "This issue does not affect the Linux kernel packages as shipped with Red Hat Enterprise Linux 5, 6, and 7, its real-time kernel, Red Hat Enterprise MRG 2, Red Hat Enterprise Linux 7 for ARM 64 and Red Hat Enterprise Linux 7 for Power 9 LE. The code of in-kernel TLS implementation with the flaw is not enabled and is not built in the products listed.", "threat_severity": "Moderate"}