{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-38258","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2025-04-16T04:51:23.997Z","datePublished":"2025-07-09T10:42:35.000Z","dateUpdated":"2026-11-05T21:02:29.481Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-05-11T21:24:19.236Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nmm/damon/sysfs-schemes: free old damon_sysfs_scheme_filter->memcg_path on write\n\nmemcg_path_store() assigns a newly allocated memory buffer to\nfilter->memcg_path, without deallocating the previously allocated and\nassigned memory buffer.  As a result, users can leak kernel memory by\ncontinuously writing a data to memcg_path DAMOS sysfs file.  Fix the leak\nby deallocating the previously set memory buffer."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["mm/damon/sysfs-schemes.c"],"versions":[{"version":"7ee161f18b5da5170b5d6a51aace49d312099128","lessThan":"490a43d07f1663d827e802720d30cbc0494e4f81","status":"affected","versionType":"git"},{"version":"7ee161f18b5da5170b5d6a51aace49d312099128","lessThan":"c5d5b0047b0c0f304608f3824139f7bd34c48413","status":"affected","versionType":"git"},{"version":"7ee161f18b5da5170b5d6a51aace49d312099128","lessThan":"4a158ac0538dd5695eeaa00aa0720d711f3e4ef1","status":"affected","versionType":"git"},{"version":"7ee161f18b5da5170b5d6a51aace49d312099128","lessThan":"4f489fe6afb395dbc79840efa3c05440b760d883","status":"affected","versionType":"git"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["mm/damon/sysfs-schemes.c"],"versions":[{"version":"6.3","status":"affected"},{"version":"0","lessThan":"6.3","status":"unaffected","versionType":"semver"},{"version":"6.6.96","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.12.36","lessThanOrEqual":"6.12.*","status":"unaffected","versionType":"semver"},{"version":"6.15.5","lessThanOrEqual":"6.15.*","status":"unaffected","versionType":"semver"},{"version":"6.16","lessThanOrEqual":"*","status":"unaffected","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.3","versionEndExcluding":"6.6.96"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.3","versionEndExcluding":"6.12.36"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.3","versionEndExcluding":"6.15.5"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.3","versionEndExcluding":"6.16"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/490a43d07f1663d827e802720d30cbc0494e4f81"},{"url":"https://git.kernel.org/stable/c/c5d5b0047b0c0f304608f3824139f7bd34c48413"},{"url":"https://git.kernel.org/stable/c/4a158ac0538dd5695eeaa00aa0720d711f3e4ef1"},{"url":"https://git.kernel.org/stable/c/4f489fe6afb395dbc79840efa3c05440b760d883"}],"title":"mm/damon/sysfs-schemes: free old damon_sysfs_scheme_filter->memcg_path on write","x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"id":"CVE-2025-38258","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2026-11-05T20:52:32.042583Z"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-11-05T21:02:29.481Z"}}]}}