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{"acknowledgement": "Red Hat would like to thank Murray McAllister (NCC Group APAC) for reporting this issue.", "affected_release": [{"advisory": "RHSA-2024:0134", "cpe": "cpe:/a:redhat:enterprise_linux:8::nfv", "package": "kernel-rt-0:4.18.0-513.11.1.rt7.313.el8_9", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2024-01-10T00:00:00Z"}, {"advisory": "RHSA-2024:0113", "cpe": "cpe:/o:redhat:enterprise_linux:8", "package": "kernel-0:4.18.0-513.11.1.el8_9", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2024-01-10T00:00:00Z"}, {"advisory": "RHSA-2024:1404", "cpe": "cpe:/o:redhat:rhel_eus:8.8", "package": "kernel-0:4.18.0-477.51.1.el8_8", "product_name": "Red Hat Enterprise Linux 8.8 Extended Update Support", "release_date": "2024-03-19T00:00:00Z"}, {"advisory": "RHSA-2024:0461", "cpe": "cpe:/a:redhat:enterprise_linux:9", "package": "kernel-0:5.14.0-362.18.1.el9_3", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2024-01-25T00:00:00Z"}, {"advisory": "RHSA-2024:0461", "cpe": "cpe:/o:redhat:enterprise_linux:9", "package": "kernel-0:5.14.0-362.18.1.el9_3", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2024-01-25T00:00:00Z"}, {"advisory": "RHSA-2024:4823", "cpe": "cpe:/a:redhat:rhel_eus:9.2", "package": "kernel-0:5.14.0-284.75.1.el9_2", "product_name": "Red Hat Enterprise Linux 9.2 Extended Update Support", "release_date": "2024-07-24T00:00:00Z"}, {"advisory": "RHSA-2024:4831", "cpe": "cpe:/a:redhat:rhel_eus:9.2::nfv", "package": "kernel-rt-0:5.14.0-284.75.1.rt14.360.el9_2", "product_name": "Red Hat Enterprise Linux 9.2 Extended Update Support", "release_date": "2024-07-24T00:00:00Z"}], "bugzilla": {"description": "kernel: vmwgfx: reference count issue leads to use-after-free in surface handling", "id": "2245663", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2245663"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.8", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "status": "verified"}, "cwe": "CWE-911->CWE-416", "details": ["The reference count changes made as part of the CVE-2023-33951 and CVE-2023-33952 fixes exposed a use-after-free flaw in the way memory objects were handled when they were being used to store a surface. When running inside a VMware guest with 3D acceleration enabled, a local, unprivileged user could potentially use this flaw to escalate their privileges.", "The reference count changes made as part of the CVE-2023-33951 and CVE-2023-33952 fixes exposed a use-after-free flaw in the way memory objects were handled when they were being used to store a surface. When running inside a VMware guest with 3D acceleration enabled, a local, unprivileged user could potentially use this flaw to escalate their privileges."], "mitigation": {"lang": "en:us", "value": "This flaw can be mitigated by turning off 3D acceleration in VMware (if possible) or preventing the affected `vmwgfx` kernel module from being loaded. For instructions on how to blacklist a kernel module, please see https://access.redhat.com/solutions/41278."}, "name": "CVE-2023-5633", "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: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-rt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2023-09-28T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2023-5633\nhttps://nvd.nist.gov/vuln/detail/CVE-2023-5633"], "threat_severity": "Important", "upstream_fix": "kernel 6.6-rc6"}