{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2024-50280", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2024-10-21T19:36:19.983Z", "datePublished": "2024-11-19T01:30:21.999Z", "dateUpdated": "2026-05-23T15:54:56.616Z" }, "containers": { "cna": { "providerMetadata": { "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-05-23T15:54:56.616Z" }, "descriptions": [ { "lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndm cache: fix flushing uninitialized delayed_work on cache_ctr error\n\nAn unexpected WARN_ON from flush_work() may occur when cache creation\nfails, caused by destroying the uninitialized delayed_work waker in the\nerror path of cache_create(). For example, the warning appears on the\nsuperblock checksum error.\n\nReproduce steps:\n\ndmsetup create cmeta --table \"0 8192 linear /dev/sdc 0\"\ndmsetup create cdata --table \"0 65536 linear /dev/sdc 8192\"\ndmsetup create corig --table \"0 524288 linear /dev/sdc 262144\"\ndd if=/dev/urandom of=/dev/mapper/cmeta bs=4k count=1 oflag=direct\ndmsetup create cache --table \"0 524288 cache /dev/mapper/cmeta \\\n/dev/mapper/cdata /dev/mapper/corig 128 2 metadata2 writethrough smq 0\"\n\nKernel logs:\n\n(snip)\nWARNING: CPU: 0 PID: 84 at kernel/workqueue.c:4178 __flush_work+0x5d4/0x890\n\nFix by pulling out the cancel_delayed_work_sync() from the constructor's\nerror path. This patch doesn't affect the use-after-free fix for\nconcurrent dm_resume and dm_destroy (commit 6a459d8edbdb (\"dm cache: Fix\nUAF in destroy()\")) as cache_dtr is not changed." } ], "affected": [ { "product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": [ "drivers/md/dm-cache-target.c" ], "versions": [ { "version": "2b17026685a270b2beaf1cdd9857fcedd3505c7e", "lessThan": "40fac0271c7aedf60d81ed8214e80851e5b26312", "status": "affected", "versionType": "git" }, { "version": "d2a0b298ebf83ab6236f66788a3541e91ce75a70", "lessThan": "d154b333a5667b6c1b213a11a41ad7aaccd10c3d", "status": "affected", "versionType": "git" }, { "version": "6a3e412c2ab131c54945327a7676b006f000a209", "lessThan": "5a754d3c771280f2d06bf8ab716d6a0d36ca256e", "status": "affected", "versionType": "git" }, { "version": "6a459d8edbdbe7b24db42a5a9f21e6aa9e00c2aa", "lessThan": "8cc12dab635333c4ea28e72d7b947be7d0543c2c", "status": "affected", "versionType": "git" }, { "version": "6a459d8edbdbe7b24db42a5a9f21e6aa9e00c2aa", "lessThan": "aee3ecda73ce13af7c3e556383342b57e6bd0718", "status": "affected", "versionType": "git" }, { "version": "6a459d8edbdbe7b24db42a5a9f21e6aa9e00c2aa", "lessThan": "135496c208ba26fd68cdef10b64ed7a91ac9a7ff", "status": "affected", "versionType": "git" }, { "version": "034cbc8d3b47a56acd89453c29632a9c117de09d", "status": "affected", "versionType": "git" }, { "version": "993406104d2b28fe470126a062ad37a1e21e792e", "status": "affected", "versionType": "git" }, { "version": "4d20032dd90664de09f2902a7ea49ae2f7771746", "status": "affected", "versionType": "git" }, { "version": "2f097dfac7579fd84ff98eb1d3acd41d53a485f3", "status": "affected", "versionType": "git" }, { "version": "6ac4f36910764cb510bafc4c3768544f86ca48ca", "status": "affected", "versionType": "git" }, { "version": "5.10.163", "lessThan": "5.10.237", "status": "affected", "versionType": "semver" }, { "version": "5.15.87", "lessThan": "5.15.181", "status": "affected", "versionType": "semver" }, { "version": "6.1.4", "lessThan": "6.1.117", "status": "affected", "versionType": "semver" }, { "version": "4.9.337", "lessThan": "4.10", "status": "affected", "versionType": "semver" }, { "version": "4.14.303", "lessThan": "4.15", "status": "affected", "versionType": "semver" }, { "version": "4.19.270", "lessThan": "4.20", "status": "affected", "versionType": "semver" }, { "version": "5.4.229", "lessThan": "5.5", "status": "affected", "versionType": "semver" }, { "version": "6.0.18", "lessThan": "6.1", "status": "affected", "versionType": "semver" } ] }, { "product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": [ "drivers/md/dm-cache-target.c" ], "versions": [ { "version": "6.2", "status": "affected" }, { "version": "0", "lessThan": "6.2", "status": "unaffected", "versionType": "semver" }, { "version": "5.10.237", "lessThanOrEqual": "5.10.*", "status": "unaffected", "versionType": "semver" }, { "version": "5.15.181", "lessThanOrEqual": "5.15.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.1.117", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.6.61", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.11.8", "lessThanOrEqual": "6.11.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.12", "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": "5.10.163", "versionEndExcluding": "5.10.237" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.15.87", "versionEndExcluding": "5.15.181" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.1.4", "versionEndExcluding": "6.1.117" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.2", "versionEndExcluding": "6.6.61" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.2", "versionEndExcluding": "6.11.8" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.2", "versionEndExcluding": "6.12" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.9.337" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.14.303" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.19.270" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.4.229" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.0.18" } ] } ] } ], "references": [ { "url": "https://git.kernel.org/stable/c/40fac0271c7aedf60d81ed8214e80851e5b26312" }, { "url": "https://git.kernel.org/stable/c/d154b333a5667b6c1b213a11a41ad7aaccd10c3d" }, { "url": "https://git.kernel.org/stable/c/5a754d3c771280f2d06bf8ab716d6a0d36ca256e" }, { "url": "https://git.kernel.org/stable/c/8cc12dab635333c4ea28e72d7b947be7d0543c2c" }, { "url": "https://git.kernel.org/stable/c/aee3ecda73ce13af7c3e556383342b57e6bd0718" }, { "url": "https://git.kernel.org/stable/c/135496c208ba26fd68cdef10b64ed7a91ac9a7ff" } ], "title": "dm cache: fix flushing uninitialized delayed_work on cache_ctr error", "x_generator": { "engine": "bippy-1.2.0" } }, "adp": [ { "metrics": [ { "cvssV3_1": { "scope": "UNCHANGED", "version": "3.1", "baseScore": 7.8, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH" } }, { "other": { "type": "ssvc", "content": { "id": "CVE-2024-50280", "role": "CISA Coordinator", "options": [ { "Exploitation": "none" }, { "Automatable": "no" }, { "Technical Impact": "total" } ], "version": "2.0.3", "timestamp": "2024-12-11T14:25:27.627011Z" } } } ], "problemTypes": [ { "descriptions": [ { "lang": "en", "type": "CWE", "cweId": "CWE-416", "description": "CWE-416 Use After Free" } ] } ], "title": "CISA ADP Vulnrichment", "providerMetadata": { "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-12-11T14:58:31.803Z" } }, { "title": "CVE Program Container", "references": [ { "url": "https://lists.debian.org/debian-lts-announce/2025/05/msg00030.html" }, { "url": "https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html" } ], "providerMetadata": { "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2025-11-03T22:27:59.871Z" } } ] } }