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{"bugzilla": {"description": "kernel: mctp: i2c: fix skb memory leak in receive path", "id": "2468163", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2468163"}, "csaw": false, "cwe": "CWE-772", "details": ["A flaw was found in the Linux kernel's Management Component Transport Protocol (MCTP) over I2C receive path. When the `midev->allow_rx` flag is false, a newly allocated network buffer (skb) is not properly freed. This memory leak can lead to a gradual exhaustion of system memory, potentially allowing a local attacker to cause a Denial of Service (DoS)."], "name": "CVE-2026-43457", "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": "2026-05-08T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-43457\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-43457\nhttps://lore.kernel.org/linux-cve-announce/2026050800-CVE-2026-43457-85fe@gregkh/T"]}

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