CVE-2026-43243

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{"bugzilla": {"description": "kernel: drm/amd/display: Add signal type check for dcn401 get_phyd32clk_src", "id": "2467073", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2467073"}, "csaw": false, "cwe": "CWE-1287", "details": ["A flaw was found in the `drm/amd/display` component of the Linux kernel. A missing signal type check in the `dcn401 get_phyd32clk_src` function, when attempting to access link encoder (`link enc`) on a DisplayPort Interoperability and Compliance Association (DPIA) link, can lead to a system crash. This vulnerability could result in a Denial of Service (DoS)."], "name": "CVE-2026-43243", "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": "2026-05-06T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-43243\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-43243\nhttps://lore.kernel.org/linux-cve-announce/2026050600-CVE-2026-43243-990c@gregkh/T"]}

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