{"id":"CVE-2026-64184","title":"mm/damon/sysfs-schemes: call missing mem_cgroup_iter_break()","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\nmm/damon/sysfs-schemes: call missing mem_cgroup_iter_break()\n\ndamon_sysfs_memcg_path_to_id() breaks mem_cgroup_iter() loop without\ncalling mem_cgroup_iter_break().  Thi…","severity":"none","vendor":"Linux","product":"Linux","affected":["Linux >= 29cbb9a13f05b20f0777c60db9603730b487a4e0 < 082351f9d40007414ad6af062b3a26fa02fd4b5f","Linux >= 29cbb9a13f05b20f0777c60db9603730b487a4e0 < 30a361be33f3793b9ecbd10ab7be6d0564819b79","Linux >= 29cbb9a13f05b20f0777c60db9603730b487a4e0 < 302e02f9ba49f81418ec2a749ae6f5cac1d424e9","Linux >= 29cbb9a13f05b20f0777c60db9603730b487a4e0 < 1bd31386ec3b9ccec10c04429948a306ec5897c0","Linux >= 29cbb9a13f05b20f0777c60db9603730b487a4e0 < d4e7b5c4cc353f154d5ab8bb2e1ce7714d77a6e9","Linux 6.3"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-11-06T16:31:38.778626Z"},"published":"2026-07-19","updated":"2026-11-06","sourceUpdated":"2026-11-06T16:34:28.728Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-64184","references":[{"url":"https://git.kernel.org/stable/c/082351f9d40007414ad6af062b3a26fa02fd4b5f"},{"url":"https://git.kernel.org/stable/c/30a361be33f3793b9ecbd10ab7be6d0564819b79"},{"url":"https://git.kernel.org/stable/c/302e02f9ba49f81418ec2a749ae6f5cac1d424e9"},{"url":"https://git.kernel.org/stable/c/1bd31386ec3b9ccec10c04429948a306ec5897c0"},{"url":"https://git.kernel.org/stable/c/d4e7b5c4cc353f154d5ab8bb2e1ce7714d77a6e9"}],"tags":["cve.org"],"epss":0.00114,"epssPercentile":0.01486,"ingestedAt":"2026-11-06T16:57:43.225Z","slug":"CVE-2026-64184","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\nmm/damon/sysfs-schemes: call missing mem_cgroup_iter_break()\n\ndamon_sysfs_memcg_path_to_id() breaks mem_cgroup_iter() loop without\ncalling mem_cgroup_iter_break().  This leaks the cgroup reference.  Fix\nthe issue by calling mem_cgroup_iter_break() before the break.\n\nThe issue was discovered [1] by Sashiko.\n\n## Affected\n\n- `Linux >= 29cbb9a13f05b20f0777c60db9603730b487a4e0 < 082351f9d40007414ad6af062b3a26fa02fd4b5f`\n- `Linux >= 29cbb9a13f05b20f0777c60db9603730b487a4e0 < 30a361be33f3793b9ecbd10ab7be6d0564819b79`\n- `Linux >= 29cbb9a13f05b20f0777c60db9603730b487a4e0 < 302e02f9ba49f81418ec2a749ae6f5cac1d424e9`\n- `Linux >= 29cbb9a13f05b20f0777c60db9603730b487a4e0 < 1bd31386ec3b9ccec10c04429948a306ec5897c0`\n- `Linux >= 29cbb9a13f05b20f0777c60db9603730b487a4e0 < d4e7b5c4cc353f154d5ab8bb2e1ce7714d77a6e9`\n- `Linux 6.3`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":3,"depthScoreParts":{"impact":2.8,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}