CVE-2026-53213

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{"bugzilla": {"description": "kernel: drm/vc4: fix krealloc() memory leak", "id": "2492749", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2492749"}, "csaw": false, "cwe": "CWE-253", "details": ["A flaw was found in the Linux kernel's `drm/vc4` component. This vulnerability occurs due to incorrect handling of the `krealloc()` function's return value. If `krealloc()` fails and returns a null value, the original pointer to allocated memory is overwritten without proper validation, leading to a memory leak. This can result in system instability or resource exhaustion over time."], "name": "CVE-2026-53213", "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": "2026-06-25T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-53213\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-53213\nhttps://lore.kernel.org/linux-cve-announce/2026062503-CVE-2026-53213-e52f@gregkh/T"], "threat_severity": "Moderate"}

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