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{"bugzilla": {"description": "kernel: parisc: BTLB: Fix crash when setting up BTLB at CPU bringup", "id": "2273172", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2273172"}, "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-99", "details": ["In the Linux kernel, the following vulnerability has been resolved:\nparisc: BTLB: Fix crash when setting up BTLB at CPU bringup\nWhen using hotplug and bringing up a 32-bit CPU, ask the firmware about the\nBTLB information to set up the static (block) TLB entries.\nFor that write access to the static btlb_info struct is needed, but\nsince it is marked __ro_after_init the kernel segfaults with missing\nwrite permissions.\nFix the crash by dropping the __ro_after_init annotation."], "name": "CVE-2024-26705", "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": "2024-04-03T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2024-26705\nhttps://nvd.nist.gov/vuln/detail/CVE-2024-26705\nhttps://lore.kernel.org/linux-cve-announce/2024040340-CVE-2024-26705-c0ff@gregkh/T"], "threat_severity": "Low"}