{"api_version":"1","generated_at":"2026-07-20T14:43:29+00:00","cve":"CVE-2026-64184","urls":{"html":"https://cve.report/CVE-2026-64184","api":"https://cve.report/api/cve/CVE-2026-64184.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-64184","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-64184"},"summary":{"title":"mm/damon/sysfs-schemes: call missing mem_cgroup_iter_break()","description":"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().  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.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-07-19 16:18:00","updated_at":"2026-07-19 16:18:00"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/082351f9d40007414ad6af062b3a26fa02fd4b5f","name":"https://git.kernel.org/stable/c/082351f9d40007414ad6af062b3a26fa02fd4b5f","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/302e02f9ba49f81418ec2a749ae6f5cac1d424e9","name":"https://git.kernel.org/stable/c/302e02f9ba49f81418ec2a749ae6f5cac1d424e9","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/1bd31386ec3b9ccec10c04429948a306ec5897c0","name":"https://git.kernel.org/stable/c/1bd31386ec3b9ccec10c04429948a306ec5897c0","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/d4e7b5c4cc353f154d5ab8bb2e1ce7714d77a6e9","name":"https://git.kernel.org/stable/c/d4e7b5c4cc353f154d5ab8bb2e1ce7714d77a6e9","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/30a361be33f3793b9ecbd10ab7be6d0564819b79","name":"https://git.kernel.org/stable/c/30a361be33f3793b9ecbd10ab7be6d0564819b79","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-64184","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-64184","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 29cbb9a13f05b20f0777c60db9603730b487a4e0 082351f9d40007414ad6af062b3a26fa02fd4b5f git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 29cbb9a13f05b20f0777c60db9603730b487a4e0 30a361be33f3793b9ecbd10ab7be6d0564819b79 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 29cbb9a13f05b20f0777c60db9603730b487a4e0 302e02f9ba49f81418ec2a749ae6f5cac1d424e9 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 29cbb9a13f05b20f0777c60db9603730b487a4e0 1bd31386ec3b9ccec10c04429948a306ec5897c0 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 29cbb9a13f05b20f0777c60db9603730b487a4e0 d4e7b5c4cc353f154d5ab8bb2e1ce7714d77a6e9 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6.3","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.3 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.6.142 6.6.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.12.92 6.12.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18.34 6.18.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.0.11 7.0.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.1 * original_commit_for_fix","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["mm/damon/sysfs-schemes.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"082351f9d40007414ad6af062b3a26fa02fd4b5f","status":"affected","version":"29cbb9a13f05b20f0777c60db9603730b487a4e0","versionType":"git"},{"lessThan":"30a361be33f3793b9ecbd10ab7be6d0564819b79","status":"affected","version":"29cbb9a13f05b20f0777c60db9603730b487a4e0","versionType":"git"},{"lessThan":"302e02f9ba49f81418ec2a749ae6f5cac1d424e9","status":"affected","version":"29cbb9a13f05b20f0777c60db9603730b487a4e0","versionType":"git"},{"lessThan":"1bd31386ec3b9ccec10c04429948a306ec5897c0","status":"affected","version":"29cbb9a13f05b20f0777c60db9603730b487a4e0","versionType":"git"},{"lessThan":"d4e7b5c4cc353f154d5ab8bb2e1ce7714d77a6e9","status":"affected","version":"29cbb9a13f05b20f0777c60db9603730b487a4e0","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["mm/damon/sysfs-schemes.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.3"},{"lessThan":"6.3","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.142","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.92","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.34","versionType":"semver"},{"lessThanOrEqual":"7.0.*","status":"unaffected","version":"7.0.11","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.1","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.6.142","versionStartIncluding":"6.3","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.12.92","versionStartIncluding":"6.3","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.34","versionStartIncluding":"6.3","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.0.11","versionStartIncluding":"6.3","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.1","versionStartIncluding":"6.3","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"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().  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."}],"providerMetadata":{"dateUpdated":"2026-07-19T15:41:06.615Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"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"}],"title":"mm/damon/sysfs-schemes: call missing mem_cgroup_iter_break()","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-64184","datePublished":"2026-07-19T15:41:06.615Z","dateReserved":"2026-07-19T07:54:57.039Z","dateUpdated":"2026-07-19T15:41:06.615Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-07-19 16:18:00","lastModifiedDate":"2026-07-19 16:18:00","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"64184","Ordinal":"1","Title":"mm/damon/sysfs-schemes: call missing mem_cgroup_iter_break()","CVE":"CVE-2026-64184","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"64184","Ordinal":"1","NoteData":"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().  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.","Type":"Description","Title":"mm/damon/sysfs-schemes: call missing mem_cgroup_iter_break()"}]}}}