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{"bugzilla": {"description": "kernel: race condition in rds_tcp_kill_sock in net/rds/tcp.c leading to use-after-free", "id": "1708518", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1708518"}, "csaw": false, "cvss3": {"cvss3_base_score": "8.1", "cvss3_scoring_vector": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H", "status": "draft"}, "cwe": "CWE-362", "details": ["An issue was discovered in rds_tcp_kill_sock in net/rds/tcp.c in the Linux kernel before 5.0.8. There is a race condition leading to a use-after-free, related to net namespace cleanup.", "A flaw was found in the Linux kernel's implementation of RDS over TCP. A system that has the rds_tcp kernel module loaded (either through autoload via local process running listen(), or manual loading) could possibly cause a use after free (UAF) in which an attacker who is able to manipulate socket state while a network namespace is being torn down. This can lead to possible memory corruption and privilege escalation."], "name": "CVE-2019-11815", "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:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/a:redhat:enterprise_mrg:2", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise MRG 2"}], "public_date": "2019-05-08T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2019-11815\nhttps://nvd.nist.gov/vuln/detail/CVE-2019-11815"], "statement": "The affected code is not built in the following kernels:\n- Red Hat Enterprise Linux 7\n- Red Hat Enterprise Linux MRG-2\n- Red Hat Enterprise Linux for ARM (kernel-alt).\n- Red Hat Enterprise Linux 8\nThese kernels are not affected.\nThe affected code was introduced by commit bdf5bd7f21323493dbe5f2c723dc33f2fbb0241a.\nThis affected commit is not present in the following kernels:\n- Red Hat Enterprise Linux 5\n- Red Hat Enterprise Linux 6", "threat_severity": "Important"}