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{"bugzilla": {"description": "kernel: platform/x86: hp-bioscfg: Fix out-of-bounds array access in ACPI package parsing", "id": "2429058", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2429058"}, "csaw": false, "details": ["In the Linux kernel, the following vulnerability has been resolved:\nplatform/x86: hp-bioscfg: Fix out-of-bounds array access in ACPI package parsing\nThe hp_populate_*_elements_from_package() functions in the hp-bioscfg\ndriver contain out-of-bounds array access vulnerabilities.\nThese functions parse ACPI packages into internal data structures using\na for loop with index variable 'elem' that iterates through\nenum_obj/integer_obj/order_obj/password_obj/string_obj arrays.\nWhen processing multi-element fields like PREREQUISITES and\nENUM_POSSIBLE_VALUES, these functions read multiple consecutive array\nelements using expressions like 'enum_obj[elem + reqs]' and\n'enum_obj[elem + pos_values]' within nested loops.\nThe bug is that the bounds check only validated elem, but did not consider\nthe additional offset when accessing elem + reqs or elem + pos_values.\nThe fix changes the bounds check to validate the actual accessed index."], "name": "CVE-2025-71101", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 10"}, {"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": "2026-01-13T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2025-71101\nhttps://nvd.nist.gov/vuln/detail/CVE-2025-71101\nhttps://lore.kernel.org/linux-cve-announce/2026011345-CVE-2025-71101-1886@gregkh/T"]}