{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2025-38031", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2025-04-16T04:51:23.978Z", "datePublished": "2025-06-18T09:33:18.882Z", "dateUpdated": "2026-05-23T15:58:51.926Z" }, "containers": { "cna": { "providerMetadata": { "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-05-23T15:58:51.926Z" }, "descriptions": [ { "lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\npadata: do not leak refcount in reorder_work\n\nA recent patch that addressed a UAF introduced a reference count leak:\nthe parallel_data refcount is incremented unconditionally, regardless\nof the return value of queue_work(). If the work item is already queued,\nthe incremented refcount is never decremented.\n\nFix this by checking the return value of queue_work() and decrementing\nthe refcount when necessary.\n\nResolves:\n\nUnreferenced object 0xffff9d9f421e3d80 (size 192):\n comm \"cryptomgr_probe\", pid 157, jiffies 4294694003\n hex dump (first 32 bytes):\n 80 8b cf 41 9f 9d ff ff b8 97 e0 89 ff ff ff ff ...A............\n d0 97 e0 89 ff ff ff ff 19 00 00 00 1f 88 23 00 ..............#.\n backtrace (crc 838fb36):\n __kmalloc_cache_noprof+0x284/0x320\n padata_alloc_pd+0x20/0x1e0\n padata_alloc_shell+0x3b/0xa0\n 0xffffffffc040a54d\n cryptomgr_probe+0x43/0xc0\n kthread+0xf6/0x1f0\n ret_from_fork+0x2f/0x50\n ret_from_fork_asm+0x1a/0x30" } ], "affected": [ { "product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": [ "kernel/padata.c" ], "versions": [ { "version": "f4f1b1169fc3694f9bc3e28c6c68dbbf4cc744c0", "lessThan": "b9ad8e50e8589607e68e6c4cefa7f72bf35a2cb1", "status": "affected", "versionType": "git" }, { "version": "4c6209efea2208597dbd3e52dc87a0d1a8f2dbe1", "lessThan": "1a426abdf1c86882c9203dd8182f3b8274b89938", "status": "affected", "versionType": "git" }, { "version": "7000507bb0d2ceb545c0a690e0c707c897d102c2", "lessThan": "cceb15864e1612ebfbc10ec4e4dcd19a10c0056c", "status": "affected", "versionType": "git" }, { "version": "6f45ef616775b0ce7889b0f6077fc8d681ab30bc", "lessThan": "584a729615fa92f4de45480efb7e569d14be1516", "status": "affected", "versionType": "git" }, { "version": "8ca38d0ca8c3d30dd18d311f1a7ec5cb56972cac", "lessThan": "5300e487487d7a2e3e1e6e9d8f03ed9452e4019e", "status": "affected", "versionType": "git" }, { "version": "dd7d37ccf6b11f3d95e797ebe4e9e886d0332600", "lessThan": "1c65ae4988714716101555fe2b9830e33136d6fb", "status": "affected", "versionType": "git" }, { "version": "dd7d37ccf6b11f3d95e797ebe4e9e886d0332600", "lessThan": "d6ebcde6d4ecf34f8495fb30516645db3aea8993", "status": "affected", "versionType": "git" }, { "version": "a54091c24220a4cd847d5b4f36d678edacddbaf0", "status": "affected", "versionType": "git" }, { "version": "5.10.235", "lessThan": "5.10.238", "status": "affected", "versionType": "semver" }, { "version": "5.15.179", "lessThan": "5.15.185", "status": "affected", "versionType": "semver" }, { "version": "6.1.129", "lessThan": "6.1.141", "status": "affected", "versionType": "semver" }, { "version": "6.6.76", "lessThan": "6.6.93", "status": "affected", "versionType": "semver" }, { "version": "6.12.13", "lessThan": "6.12.31", "status": "affected", "versionType": "semver" }, { "version": "6.13.2", "lessThan": "6.14", "status": "affected", "versionType": "semver" } ] }, { "product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": [ "kernel/padata.c" ], "versions": [ { "version": "6.14", "status": "affected" }, { "version": "0", "lessThan": "6.14", "status": "unaffected", "versionType": "semver" }, { "version": "5.10.238", "lessThanOrEqual": "5.10.*", "status": "unaffected", "versionType": "semver" }, { "version": "5.15.185", "lessThanOrEqual": "5.15.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.1.141", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.6.93", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.12.31", "lessThanOrEqual": "6.12.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.14.9", "lessThanOrEqual": "6.14.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.15", "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": "5.10.235", "versionEndExcluding": "5.10.238" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.15.179", "versionEndExcluding": "5.15.185" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.1.129", "versionEndExcluding": "6.1.141" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.6.76", "versionEndExcluding": "6.6.93" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.12.13", "versionEndExcluding": "6.12.31" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.14", "versionEndExcluding": "6.14.9" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.14", "versionEndExcluding": "6.15" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.13.2" } ] } ] } ], "references": [ { "url": "https://git.kernel.org/stable/c/b9ad8e50e8589607e68e6c4cefa7f72bf35a2cb1" }, { "url": "https://git.kernel.org/stable/c/1a426abdf1c86882c9203dd8182f3b8274b89938" }, { "url": "https://git.kernel.org/stable/c/cceb15864e1612ebfbc10ec4e4dcd19a10c0056c" }, { "url": "https://git.kernel.org/stable/c/584a729615fa92f4de45480efb7e569d14be1516" }, { "url": "https://git.kernel.org/stable/c/5300e487487d7a2e3e1e6e9d8f03ed9452e4019e" }, { "url": "https://git.kernel.org/stable/c/1c65ae4988714716101555fe2b9830e33136d6fb" }, { "url": "https://git.kernel.org/stable/c/d6ebcde6d4ecf34f8495fb30516645db3aea8993" } ], "title": "padata: do not leak refcount in reorder_work", "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" }, { "url": "https://lists.debian.org/debian-lts-announce/2025/10/msg00007.html" } ], "providerMetadata": { "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2025-11-03T17:33:10.591Z" } } ] } }