CVE-2026-72177

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As a result, uninitialized memory dereference and/or\nmemory leak can happen. Fix those.\n\n\nThis patch (of 2):\n\nIn access_pattern_add_dirs(), error handling path puts references starting\nfrom setup failed directories. If the failure happpened from the initial\nallication in the setup functions, uninitialized memory dereference\nhappen. The allocation failures will not commonly happen, but the\nconsequence is quite bad. 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{"bugzilla": {"description": "kernel: mm/damon/sysfs-schemes: fix dir put orders in access_pattern_add_dirs()", "id": "2516569", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2516569"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.5", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "status": "draft"}, "cwe": "CWE-824", "details": ["A flaw was found in the Linux kernel's memory management subsystem (DAMON). Incorrect handling of directory references during error conditions in specific functions can lead to an uninitialized memory dereference or a memory leak. This vulnerability could potentially cause system instability or unauthorized information disclosure."], "name": "CVE-2026-72177", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Fix deferred", "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": "Fix deferred", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Fix deferred", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2026-08-15T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-72177\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-72177\nhttps://lore.kernel.org/linux-cve-announce/2026081539-CVE-2026-72177-0644@gregkh/T"], "threat_severity": "Moderate"}

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