{"id":"CVE-2025-38444","state":"PUBLISHED","title":"raid10: cleanup memleak at raid10_make_request","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nraid10: cleanup memleak at raid10_make_request\n\nIf raid10_read_request or raid10_write_request registers a new\nrequest and the REQ_NOWAIT flag is set, the code does not\nfree the malloc from the mempool.\n\nunreferenced object 0xffff8884802c3200 (size 192):\n   comm \"fio\", pid 9197, jiffies 4298078271\n   hex dump (first 32 bytes):\n     00 00 00 00 00 00 00 00 88 41 02 00 00 00 00 00  .........A......\n     08 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................\n   backtrace (crc c1a049a2):\n     __kmalloc+0x2bb/0x450\n     mempool_alloc+0x11b/0x320\n     raid10_make_request+0x19e/0x650 [raid10]\n     md_handle_request+0x3b3/0x9e0\n     __submit_bio+0x394/0x560\n     __submit_bio_noacct+0x145/0x530\n     submit_bio_noacct_nocheck+0x682/0x830\n     __blkdev_direct_IO_async+0x4dc/0x6b0\n     blkdev_read_iter+0x1e5/0x3b0\n     __io_read+0x230/0x1110\n     io_read+0x13/0x30\n     io_issue_sqe+0x134/0x1180\n     io_submit_sqes+0x48c/0xe90\n     __do_sys_io_uring_enter+0x574/0x8b0\n     do_syscall_64+0x5c/0xe0\n     entry_SYSCALL_64_after_hwframe+0x76/0x7e\n\nV4: changing backing tree to see if CKI tests will pass.\nThe patch code has not changed between any versions.","publishedAt":"2025-07-25T15:27:27.336Z","updatedAt":"2026-05-23T15:59:45.884Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"39db562b3fedb93978a7e42dd216b306740959f8","status":"affected","lessThan":"10c6021a609deb95f23f0cc2f89aa9d4bffb14c7","versionType":"git"},{"version":"c9aa889b035fca4598ae985a0f0c76ebbb547ad2","status":"affected","lessThan":"9af149ca9d0dab6e59e813519d309eff62499864","versionType":"git"},{"version":"c9aa889b035fca4598ae985a0f0c76ebbb547ad2","status":"affected","lessThan":"8fc3d7b23d139e3cbc944c15d99b3cdbed797d2d","versionType":"git"},{"version":"c9aa889b035fca4598ae985a0f0c76ebbb547ad2","status":"affected","lessThan":"2941155d9a5ae098b480d551f3a5f8605d4f9af5","versionType":"git"},{"version":"c9aa889b035fca4598ae985a0f0c76ebbb547ad2","status":"affected","lessThan":"ed7bcd9f617e4107ac0813c516e72e6b8f6029bd","versionType":"git"},{"version":"c9aa889b035fca4598ae985a0f0c76ebbb547ad2","status":"affected","lessThan":"43806c3d5b9bb7d74ba4e33a6a8a41ac988bde24","versionType":"git"},{"version":"5.15.111","status":"affected","lessThan":"5.15.189","versionType":"semver"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/md/raid10.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.17","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.17","versionType":"semver"},{"version":"5.15.189","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.146","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.99","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.39","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.15.7","status":"unaffected","lessThanOrEqual":"6.15.*","versionType":"semver"},{"version":"6.16","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/md/raid10.c"]}],"references":["https://git.kernel.org/stable/c/10c6021a609deb95f23f0cc2f89aa9d4bffb14c7","https://git.kernel.org/stable/c/9af149ca9d0dab6e59e813519d309eff62499864","https://git.kernel.org/stable/c/8fc3d7b23d139e3cbc944c15d99b3cdbed797d2d","https://git.kernel.org/stable/c/2941155d9a5ae098b480d551f3a5f8605d4f9af5","https://git.kernel.org/stable/c/ed7bcd9f617e4107ac0813c516e72e6b8f6029bd","https://git.kernel.org/stable/c/43806c3d5b9bb7d74ba4e33a6a8a41ac988bde24","https://lists.debian.org/debian-lts-announce/2025/10/msg00008.html"],"weaknesses":[],"ingestedAt":"2026-10-29T20:09:09.358Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2025/38xxx/CVE-2025-38444.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-38444","state":"PUBLISHED","datePublished":"2025-07-25T15:27:27.336Z","dateUpdated":"2026-05-23T15:59:45.884Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2025-04-16T04:51:24.017Z"},"containers":{"cna":{"title":"raid10: cleanup memleak at raid10_make_request","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nraid10: cleanup memleak at raid10_make_request\n\nIf raid10_read_request or raid10_write_request registers a new\nrequest and the REQ_NOWAIT flag is set, the code does not\nfree the malloc from the mempool.\n\nunreferenced object 0xffff8884802c3200 (size 192):\n   comm \"fio\", pid 9197, jiffies 4298078271\n   hex dump (first 32 bytes):\n     00 00 00 00 00 00 00 00 88 41 02 00 00 00 00 00  .........A......\n     08 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................\n   backtrace (crc c1a049a2):\n     __kmalloc+0x2bb/0x450\n     mempool_alloc+0x11b/0x320\n     raid10_make_request+0x19e/0x650 [raid10]\n     md_handle_request+0x3b3/0x9e0\n     __submit_bio+0x394/0x560\n     __submit_bio_noacct+0x145/0x530\n     submit_bio_noacct_nocheck+0x682/0x830\n     __blkdev_direct_IO_async+0x4dc/0x6b0\n     blkdev_read_iter+0x1e5/0x3b0\n     __io_read+0x230/0x1110\n     io_read+0x13/0x30\n     io_issue_sqe+0x134/0x1180\n     io_submit_sqes+0x48c/0xe90\n     __do_sys_io_uring_enter+0x574/0x8b0\n     do_syscall_64+0x5c/0xe0\n     entry_SYSCALL_64_after_hwframe+0x76/0x7e\n\nV4: changing backing tree to see if CKI tests will pass.\nThe patch code has not changed between any versions."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"39db562b3fedb93978a7e42dd216b306740959f8","status":"affected","lessThan":"10c6021a609deb95f23f0cc2f89aa9d4bffb14c7","versionType":"git"},{"version":"c9aa889b035fca4598ae985a0f0c76ebbb547ad2","status":"affected","lessThan":"9af149ca9d0dab6e59e813519d309eff62499864","versionType":"git"},{"version":"c9aa889b035fca4598ae985a0f0c76ebbb547ad2","status":"affected","lessThan":"8fc3d7b23d139e3cbc944c15d99b3cdbed797d2d","versionType":"git"},{"version":"c9aa889b035fca4598ae985a0f0c76ebbb547ad2","status":"affected","lessThan":"2941155d9a5ae098b480d551f3a5f8605d4f9af5","versionType":"git"},{"version":"c9aa889b035fca4598ae985a0f0c76ebbb547ad2","status":"affected","lessThan":"ed7bcd9f617e4107ac0813c516e72e6b8f6029bd","versionType":"git"},{"version":"c9aa889b035fca4598ae985a0f0c76ebbb547ad2","status":"affected","lessThan":"43806c3d5b9bb7d74ba4e33a6a8a41ac988bde24","versionType":"git"},{"version":"5.15.111","status":"affected","lessThan":"5.15.189","versionType":"semver"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/md/raid10.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.17","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.17","versionType":"semver"},{"version":"5.15.189","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.146","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.99","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.39","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.15.7","status":"unaffected","lessThanOrEqual":"6.15.*","versionType":"semver"},{"version":"6.16","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/md/raid10.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/10c6021a609deb95f23f0cc2f89aa9d4bffb14c7"},{"url":"https://git.kernel.org/stable/c/9af149ca9d0dab6e59e813519d309eff62499864"},{"url":"https://git.kernel.org/stable/c/8fc3d7b23d139e3cbc944c15d99b3cdbed797d2d"},{"url":"https://git.kernel.org/stable/c/2941155d9a5ae098b480d551f3a5f8605d4f9af5"},{"url":"https://git.kernel.org/stable/c/ed7bcd9f617e4107ac0813c516e72e6b8f6029bd"},{"url":"https://git.kernel.org/stable/c/43806c3d5b9bb7d74ba4e33a6a8a41ac988bde24"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-23T15:59:45.884Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.15.111","versionEndExcluding":"5.15.189"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.17","versionEndExcluding":"6.1.146"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.17","versionEndExcluding":"6.6.99"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.17","versionEndExcluding":"6.12.39"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.17","versionEndExcluding":"6.15.7"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.17","versionEndExcluding":"6.16"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://lists.debian.org/debian-lts-announce/2025/10/msg00008.html"}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2025-11-03T17:38:05.677Z"}}]}}}