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{"affected_release": [{"advisory": "RHSA-2022:0622", "cpe": "cpe:/a:redhat:rhel_extras_rt:7", "package": "kernel-rt-0:3.10.0-1160.59.1.rt56.1200.el7", "product_name": "Red Hat Enterprise Linux 7", "release_date": "2022-02-22T00:00:00Z"}, {"advisory": "RHSA-2022:0592", "cpe": "cpe:/o:redhat:enterprise_linux:7", "package": "kpatch-patch", "product_name": "Red Hat Enterprise Linux 7", "release_date": "2022-02-22T00:00:00Z"}, {"advisory": "RHSA-2022:0620", "cpe": "cpe:/o:redhat:enterprise_linux:7", "package": "kernel-0:3.10.0-1160.59.1.el7", "product_name": "Red Hat Enterprise Linux 7", "release_date": "2022-02-22T00:00:00Z"}, {"advisory": "RHSA-2022:1107", "cpe": "cpe:/o:redhat:rhel_aus:7.6", "package": "kernel-0:3.10.0-957.92.1.el7", "product_name": "Red Hat Enterprise Linux 7.6 Advanced Update Support(Disable again in 2026 - SPRHEL-7118)", "release_date": "2022-03-29T00:00:00Z"}, {"advisory": "RHSA-2022:1107", "cpe": "cpe:/o:redhat:rhel_tus:7.6", "package": "kernel-0:3.10.0-957.92.1.el7", "product_name": "Red Hat Enterprise Linux 7.6 Telco Extended Update Support", "release_date": "2022-03-29T00:00:00Z"}, {"advisory": "RHSA-2022:1103", "cpe": "cpe:/o:redhat:rhel_e4s:7.6", "package": "kpatch-patch", "product_name": "Red Hat Enterprise Linux 7.6 Update Services for SAP Solutions", "release_date": "2022-03-29T00:00:00Z"}, {"advisory": "RHSA-2022:1107", "cpe": "cpe:/o:redhat:rhel_e4s:7.6", "package": "kernel-0:3.10.0-957.92.1.el7", "product_name": "Red Hat Enterprise Linux 7.6 Update Services for SAP Solutions", "release_date": "2022-03-29T00:00:00Z"}, {"advisory": "RHSA-2022:1324", "cpe": "cpe:/o:redhat:rhel_aus:7.7", "package": "kernel-0:3.10.0-1062.66.1.el7", "product_name": "Red Hat Enterprise Linux 7.7 Advanced Update Support", "release_date": "2022-04-12T00:00:00Z"}, {"advisory": "RHSA-2022:1324", "cpe": "cpe:/o:redhat:rhel_tus:7.7", "package": "kernel-0:3.10.0-1062.66.1.el7", "product_name": "Red Hat Enterprise Linux 7.7 Telco Extended Update Support", "release_date": "2022-04-12T00:00:00Z"}, {"advisory": "RHSA-2022:1324", "cpe": "cpe:/o:redhat:rhel_e4s:7.7", "package": "kernel-0:3.10.0-1062.66.1.el7", "product_name": "Red Hat Enterprise Linux 7.7 Update Services for SAP Solutions", "release_date": "2022-04-12T00:00:00Z"}, {"advisory": "RHSA-2022:1373", "cpe": "cpe:/o:redhat:rhel_e4s:7.7", "package": "kpatch-patch", "product_name": "Red Hat Enterprise Linux 7.7 Update Services for SAP Solutions", "release_date": "2022-04-13T00:00:00Z"}, {"advisory": "RHSA-2022:0819", "cpe": "cpe:/a:redhat:enterprise_linux:8::nfv", "package": "kernel-rt-0:4.18.0-348.20.1.rt7.150.el8_5", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2022-03-10T00:00:00Z"}, {"advisory": "RHSA-2022:0825", "cpe": "cpe:/o:redhat:enterprise_linux:8", "package": "kernel-0:4.18.0-348.20.1.el8_5", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2022-03-10T00:00:00Z"}, {"advisory": "RHSA-2022:0849", "cpe": "cpe:/o:redhat:enterprise_linux:8", "package": "kpatch-patch", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2022-03-14T00:00:00Z"}, {"advisory": "RHSA-2022:0823", "cpe": "cpe:/o:redhat:rhel_e4s:8.1", "package": "kernel-0:4.18.0-147.64.1.el8_1", "product_name": "Red Hat Enterprise Linux 8.1 Update Services for SAP Solutions", "release_date": "2022-03-10T00:00:00Z"}, {"advisory": "RHSA-2022:0851", "cpe": "cpe:/o:redhat:rhel_e4s:8.1", "package": "kpatch-patch", "product_name": "Red Hat Enterprise Linux 8.1 Update Services for SAP Solutions", "release_date": "2022-03-14T00:00:00Z"}, {"advisory": "RHSA-2022:0958", "cpe": "cpe:/o:redhat:rhel_e4s:8.1", "package": "kpatch-patch", "product_name": "Red Hat Enterprise Linux 8.1 Update Services for SAP Solutions", "release_date": "2022-03-17T00:00:00Z"}, {"advisory": "RHSA-2022:0821", "cpe": "cpe:/a:redhat:rhel_eus:8.2::nfv", "package": "kernel-rt-0:4.18.0-193.79.1.rt13.129.el8_2", "product_name": "Red Hat Enterprise Linux 8.2 Extended Update Support", "release_date": "2022-03-10T00:00:00Z"}, {"advisory": "RHSA-2022:0820", "cpe": "cpe:/o:redhat:rhel_eus:8.2", "package": "kernel-0:4.18.0-193.79.1.el8_2", "product_name": "Red Hat Enterprise Linux 8.2 Extended Update Support", "release_date": "2022-03-10T00:00:00Z"}, {"advisory": "RHSA-2022:0925", "cpe": "cpe:/o:redhat:rhel_eus:8.2", "package": "kpatch-patch", "product_name": "Red Hat Enterprise Linux 8.2 Extended Update Support", "release_date": "2022-03-15T00:00:00Z"}, {"advisory": "RHSA-2022:0771", "cpe": "cpe:/a:redhat:rhel_eus:8.4::nfv", "package": "kernel-rt-0:4.18.0-305.40.1.rt7.112.el8_4", "product_name": "Red Hat Enterprise Linux 8.4 Extended Update Support", "release_date": "2022-03-08T00:00:00Z"}, {"advisory": "RHSA-2022:0772", "cpe": "cpe:/o:redhat:rhel_eus:8.4", "package": "kpatch-patch", "product_name": "Red Hat Enterprise Linux 8.4 Extended Update Support", "release_date": "2022-03-08T00:00:00Z"}, {"advisory": "RHSA-2022:0777", "cpe": "cpe:/o:redhat:rhel_eus:8.4", "package": "kernel-0:4.18.0-305.40.1.el8_4", "product_name": "Red Hat Enterprise Linux 8.4 Extended Update Support", "release_date": "2022-03-08T00:00:00Z"}, {"advisory": "RHSA-2022:1263", "cpe": "cpe:/o:redhat:enterprise_linux:7::hypervisor", "package": "redhat-virtualization-host-0:4.3.22-20220330.1.el7_9", "product_name": "Red Hat Virtualization 4 for Red Hat Enterprise Linux 7", "release_date": "2022-04-07T00:00:00Z"}, {"advisory": "RHSA-2022:0841", "cpe": "cpe:/o:redhat:rhev_hypervisor:4.4::el8", "package": "redhat-virtualization-host-0:4.4.10-202203101736_8.5", "product_name": "Red Hat Virtualization 4 for Red Hat Enterprise Linux 8", "release_date": "2022-03-14T00:00:00Z"}], "bugzilla": {"description": "kernel: failing usercopy allows for use-after-free exploitation", "id": "2044809", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2044809"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.0", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H", "status": "verified"}, "cwe": "CWE-416", "details": ["The vmwgfx driver contains a local privilege escalation vulnerability that allows unprivileged users to gain access to files opened by other processes on the system through a dangling 'file' pointer.", "A use-after-free flaw was found in the Linux kernel\u2019s vmw_execbuf_copy_fence_user function in drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c in vmwgfx. This flaw allows a local attacker with user privileges to cause a privilege escalation problem."], "mitigation": {"lang": "en:us", "value": "Mitigation for this issue is to skip loading the affected module vmwgfx onto the system until we have a fix available. This can be done by a blacklist mechanism and ensures the driver is not loaded at the boot time.\n~~~\nHow do I blacklist a kernel module to prevent it from loading automatically?\nhttps://access.redhat.com/solutions/41278 \n~~~"}, "name": "CVE-2022-22942", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2022-01-27T20:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2022-22942\nhttps://nvd.nist.gov/vuln/detail/CVE-2022-22942"], "threat_severity": "Important"}