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{"bugzilla": {"description": "kernel: bpf: Allow delete from sockmap/sockhash only if update is allowed", "id": "2293641", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2293641"}, "csaw": false, "cvss3": {"cvss3_base_score": "4.4", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H", "status": "draft"}, "cwe": "CWE-20", "details": ["In the Linux kernel, the following vulnerability has been resolved:\nbpf: Allow delete from sockmap/sockhash only if update is allowed\nWe have seen an influx of syzkaller reports where a BPF program attached to\na tracepoint triggers a locking rule violation by performing a map_delete\non a sockmap/sockhash.\nWe don't intend to support this artificial use scenario. Extend the\nexisting verifier allowed-program-type check for updating sockmap/sockhash\nto also cover deleting from a map.\nFrom now on only BPF programs which were previously allowed to update\nsockmap/sockhash can delete from these map types."], "name": "CVE-2024-38662", "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: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": "2024-06-21T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2024-38662\nhttps://nvd.nist.gov/vuln/detail/CVE-2024-38662\nhttps://lore.kernel.org/linux-cve-announce/2024062117-CVE-2024-38662-8e3e@gregkh/T"], "threat_severity": "Low"}