{ "schemaVersion": 1, "attribution": [ { "source": "CISA Known Exploited Vulnerabilities", "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog", "licence": "US government work" }, { "source": "GitHub Advisory Database", "url": "https://github.com/advisories", "licence": "CC BY 4.0" }, { "source": "Have I Been Pwned", "url": "https://haveibeenpwned.com/", "licence": "CC BY 4.0" }, { "source": "CVE Program (CVE records)", "url": "https://www.cve.org/Legal/TermsOfUse", "licence": "CVE Terms of Use", "notice": "Copyright © 1999-2026, The MITRE Corporation. CVE is a trademark and the CVE logo is a registered trademark of The MITRE Corporation.", "terms": "CVE Usage: MITRE hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute Common Vulnerabilities and Exposures (CVE™). Any copy you make for such purposes is authorized provided that you reproduce MITRE's copyright designation and this license in any such copy." }, { "source": "FIRST EPSS", "url": "https://www.first.org/epss/", "licence": "free to use; FIRST requests attribution" } ], "record": { "id": "CVE-2022-50084", "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2022-50084", "idYear": 2022, "status": "PUBLISHED", "publishedAt": "2025-06-18T11:02:25.998Z", "updatedAt": "2026-05-11T19:12:31.288Z", "importedAt": "2026-10-24T01:56:49.724Z", "snapshot": { "id": "cve_2026-10-24_midnight_baseline", "at": "2026-10-24T00:00:00.000Z", "source": "https://github.com/CVEProject/cvelistV5/releases/tag/cve_2026-10-24_0100Z" }, "facts": { "title": "dm raid: fix address sanitizer warning in raid_status", "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\ndm raid: fix address sanitizer warning in raid_status\n\nThere is this warning when using a kernel with the address sanitizer\nand running this testsuite:\nhttps://gitlab.com/cki-project/kernel-tests/-/tree/main/storage/swraid/scsi_raid\n\n==================================================================\nBUG: KASAN: slab-out-of-bounds in raid_status+0x1747/0x2820 [dm_raid]\nRead of size 4 at addr ffff888079d2c7e8 by task lvcreate/13319\nCPU: 0 PID: 13319 Comm: lvcreate Not tainted 5.18.0-0.rc3. #1\nHardware name: Red Hat KVM, BIOS 0.5.1 01/01/2011\nCall Trace:\n \n dump_stack_lvl+0x6a/0x9c\n print_address_description.constprop.0+0x1f/0x1e0\n print_report.cold+0x55/0x244\n kasan_report+0xc9/0x100\n raid_status+0x1747/0x2820 [dm_raid]\n dm_ima_measure_on_table_load+0x4b8/0xca0 [dm_mod]\n table_load+0x35c/0x630 [dm_mod]\n ctl_ioctl+0x411/0x630 [dm_mod]\n dm_ctl_ioctl+0xa/0x10 [dm_mod]\n __x64_sys_ioctl+0x12a/0x1a0\n do_syscall_64+0x5b/0x80\n\nThe warning is caused by reading conf->max_nr_stripes in raid_status. The\ncode in raid_status reads mddev->private, casts it to struct r5conf and\nreads the entry max_nr_stripes.\n\nHowever, if we have different raid type than 4/5/6, mddev->private\ndoesn't point to struct r5conf; it may point to struct r0conf, struct\nr1conf, struct r10conf or struct mpconf. If we cast a pointer to one\nof these structs to struct r5conf, we will be reading invalid memory\nand KASAN warns about it.\n\nFix this bug by reading struct r5conf only if raid type is 4, 5 or 6.", "affected": [ { "vendor": "Linux", "product": "Linux", "defaultStatus": "unaffected", "versions": [ { "version": "3a1c1ef2fd62087c3d6521de217ddb9360776658", "status": "affected", "versionType": "git", "lessThan": "1ae0ebfb576b72c2ef400917a5484ebe7892d80b" }, { "version": "3a1c1ef2fd62087c3d6521de217ddb9360776658", "status": "affected", "versionType": "git", "lessThan": "90b006da40dd42285b24dd3c940d2c32aca9a70b" }, { "version": "3a1c1ef2fd62087c3d6521de217ddb9360776658", "status": "affected", "versionType": "git", "lessThan": "b856ce5f4b55f752144baf17e9d5c415072652c5" }, { "version": "3a1c1ef2fd62087c3d6521de217ddb9360776658", "status": "affected", "versionType": "git", "lessThan": "cb583ca6125ac64c98e9d65128e95ebb5be7d322" }, { "version": "3a1c1ef2fd62087c3d6521de217ddb9360776658", "status": "affected", "versionType": "git", "lessThan": "49dba30638e091120256a9e89125340795f034dc" }, { "version": "3a1c1ef2fd62087c3d6521de217ddb9360776658", "status": "affected", "versionType": "git", "lessThan": "4c233811a49578634d10a5e70a9dfa569d451e94" }, { "version": "3a1c1ef2fd62087c3d6521de217ddb9360776658", "status": "affected", "versionType": "git", "lessThan": "d8971b595d7adac3421c21f59918241f1574061e" }, { "version": "3a1c1ef2fd62087c3d6521de217ddb9360776658", "status": "affected", "versionType": "git", "lessThan": "b4c6c07c92b6cba2bf3cb2dfa722debeaf8a8abe" }, { "version": "3a1c1ef2fd62087c3d6521de217ddb9360776658", "status": "affected", "versionType": "git", "lessThan": "1fbeea217d8f297fe0e0956a1516d14ba97d0396" } ] }, { "vendor": "Linux", "product": "Linux", "defaultStatus": "affected", "versions": [ { "version": "4.8", "status": "affected" }, { "version": "0", "status": "unaffected", "versionType": "semver", "lessThan": "4.8" }, { "version": "4.9.326", "status": "unaffected", "versionType": "semver", "lessThanOrEqual": "4.9.*" }, { "version": "4.14.291", "status": "unaffected", "versionType": "semver", "lessThanOrEqual": "4.14.*" }, { "version": "4.19.256", "status": "unaffected", "versionType": "semver", "lessThanOrEqual": "4.19.*" }, { "version": "5.4.211", "status": "unaffected", "versionType": "semver", "lessThanOrEqual": "5.4.*" }, { "version": "5.10.137", "status": "unaffected", "versionType": "semver", "lessThanOrEqual": "5.10.*" }, { "version": "5.15.61", "status": "unaffected", "versionType": "semver", "lessThanOrEqual": "5.15.*" }, { "version": "5.18.18", "status": "unaffected", "versionType": "semver", "lessThanOrEqual": "5.18.*" }, { "version": "5.19.2", "status": "unaffected", "versionType": "semver", "lessThanOrEqual": "5.19.*" }, { "version": "6.0", "status": "unaffected", "versionType": "original_commit_for_fix", "lessThanOrEqual": "*" } ] } ] } } }