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{"affected_release": [{"advisory": "RHSA-2024:2003", "cpe": "cpe:/a:redhat:rhel_extras_rt:7", "package": "kernel-rt-0:3.10.0-1160.118.1.rt56.1269.el7", "product_name": "Red Hat Enterprise Linux 7", "release_date": "2024-04-23T00:00:00Z"}, {"advisory": "RHSA-2024:2004", "cpe": "cpe:/o:redhat:enterprise_linux:7", "package": "kernel-0:3.10.0-1160.118.1.el7", "product_name": "Red Hat Enterprise Linux 7", "release_date": "2024-04-23T00:00:00Z"}, {"advisory": "RHSA-2022:7444", "cpe": "cpe:/a:redhat:enterprise_linux:8::nfv", "package": "kernel-rt-0:4.18.0-425.3.1.rt7.213.el8", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2022-11-08T00:00:00Z"}, {"advisory": "RHSA-2022:7683", "cpe": "cpe:/o:redhat:enterprise_linux:8", "package": "kernel-0:4.18.0-425.3.1.el8", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2022-11-08T00:00:00Z"}, {"advisory": "RHSA-2023:5627", "cpe": "cpe:/o:redhat:rhel_eus:8.6", "package": "kernel-0:4.18.0-372.75.1.el8_6", "product_name": "Red Hat Enterprise Linux 8.6 Extended Update Support", "release_date": "2023-10-10T00:00:00Z"}, {"advisory": "RHSA-2023:5627", "cpe": "cpe:/o:redhat:rhev_hypervisor:4.4::el8", "package": "kernel-0:4.18.0-372.75.1.el8_6", "product_name": "Red Hat Virtualization 4 for Red Hat Enterprise Linux 8", "release_date": "2023-10-10T00:00:00Z"}], "bugzilla": {"description": "kernel: race condition in VT_RESIZEX ioctl when vc_cons[i].d is already NULL leading to NULL pointer dereference", "id": "2112693", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2112693"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.1", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H", "status": "verified"}, "cwe": "CWE-476", "details": ["A race condition in the Linux kernel before 5.5.7 involving VT_RESIZEX could lead to a NULL pointer dereference and general protection fault.", "A NULL pointer dereference flaw was found in the Linux kernel\u2019s Virtual Terminal subsystem was found in how a user calls the VT_RESIZEX ioctl. This flaw allows a local user to crash the system."], "name": "CVE-2020-36558", "package_state": [{"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:9", "fix_state": "Affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2020-02-10T10:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2020-36558\nhttps://nvd.nist.gov/vuln/detail/CVE-2020-36558\nhttps://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=6cd1ed50efd88261298577cd92a14f2768eddeeb"], "threat_severity": "Moderate"}