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{"bugzilla": {"description": "kernel: net/mlx5e: Fix use-after-free when reverting termination table", "id": "2320672", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2320672"}, "csaw": false, "cvss3": {"cvss3_base_score": "6.4", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H", "status": "draft"}, "details": ["In the Linux kernel, the following vulnerability has been resolved:\nnet/mlx5e: Fix use-after-free when reverting termination table\nWhen having multiple dests with termination tables and second one\nor afterwards fails the driver reverts usage of term tables but\ndoesn't reset the assignment in attr->dests[num_vport_dests].termtbl\nwhich case a use-after-free when releasing the rule.\nFix by resetting the assignment of termtbl to null.", "A use-after-free flaw was found in the Linux kernel ConnectX-4 and Connect-IB cards by the Mellanox Technologies driver. This flaw allows a local user to crash the system."], "mitigation": {"lang": "en:us", "value": "To mitigate this issue, prevent module mlx5_core from being loaded. Please see https://access.redhat.com/solutions/41278 on how to blacklist a kernel module to prevent it from loading automatically."}, "name": "CVE-2022-49025", "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": "Out of support scope", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Out of support scope", "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:/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": "2024-10-21T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2022-49025\nhttps://nvd.nist.gov/vuln/detail/CVE-2022-49025\nhttps://lore.kernel.org/linux-cve-announce/2024102155-CVE-2022-49025-4bcc@gregkh/T"], "threat_severity": "Moderate"}

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