{ "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-2024-38598", "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2024-38598", "idYear": 2024, "status": "PUBLISHED", "publishedAt": "2024-06-19T13:45:47.309Z", "updatedAt": "2026-10-15T00:43:36.097Z", "importedAt": "2026-10-24T01:57:16.009Z", "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": "md: fix resync softlockup when bitmap size is less than array size", "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nmd: fix resync softlockup when bitmap size is less than array size\n\nIs is reported that for dm-raid10, lvextend + lvchange --syncaction will\ntrigger following softlockup:\n\nkernel:watchdog: BUG: soft lockup - CPU#3 stuck for 26s! [mdX_resync:6976]\nCPU: 7 PID: 3588 Comm: mdX_resync Kdump: loaded Not tainted 6.9.0-rc4-next-20240419 #1\nRIP: 0010:_raw_spin_unlock_irq+0x13/0x30\nCall Trace:\n \n md_bitmap_start_sync+0x6b/0xf0\n raid10_sync_request+0x25c/0x1b40 [raid10]\n md_do_sync+0x64b/0x1020\n md_thread+0xa7/0x170\n kthread+0xcf/0x100\n ret_from_fork+0x30/0x50\n ret_from_fork_asm+0x1a/0x30\n\nAnd the detailed process is as follows:\n\nmd_do_sync\n j = mddev->resync_min\n while (j < max_sectors)\n sectors = raid10_sync_request(mddev, j, &skipped)\n if (!md_bitmap_start_sync(..., &sync_blocks))\n // md_bitmap_start_sync set sync_blocks to 0\n return sync_blocks + sectors_skippe;\n // sectors = 0;\n j += sectors;\n // j never change\n\nRoot cause is that commit 301867b1c168 (\"md/raid10: check\nslab-out-of-bounds in md_bitmap_get_counter\") return early from\nmd_bitmap_get_counter(), without setting returned blocks.\n\nFix this problem by always set returned blocks from\nmd_bitmap_get_counter\"(), as it used to be.\n\nNoted that this patch just fix the softlockup problem in kernel, the\ncase that bitmap size doesn't match array size still need to be fixed.", "affected": [ { "vendor": "Linux", "product": "Linux", "defaultStatus": "unaffected", "versions": [ { "version": "374fb914304d9b500721007f3837ea8f1f9a2418", "status": "affected", "versionType": "git", "lessThan": "d4b9c764d48fa41caa24cfb4275f3aa9fb4bd798" }, { "version": "b0b971fe7d61411ede63c3291764dbde1577ef2c", "status": "affected", "versionType": "git", "lessThan": "43771597feba89a839c5f893716df88ae5c237ce" }, { "version": "39fa14e824acfd470db4f42c354297456bd82b53", "status": "affected", "versionType": "git", "lessThan": "3f5b73ef8fd6268cbc968b308d8eafe56fda97f3" }, { "version": "a134dd582c0d5b6068efa308bd485cf1d00b3f65", "status": "affected", "versionType": "git", "lessThan": "69296914bfd508c85935bf5f711cad9b0fe78492" }, { "version": "be1a3ec63a840cc9e59a033acf154f56255699a1", "status": "affected", "versionType": "git", "lessThan": "71e8e4f288e74a896b6d9cd194f3bab12bd7a10f" }, { "version": "301867b1c16805aebbc306aafa6ecdc68b73c7e5", "status": "affected", "versionType": "git", "lessThan": "c9566b812c8f66160466cc1e29df6d3646add0b1" }, { "version": "301867b1c16805aebbc306aafa6ecdc68b73c7e5", "status": "affected", "versionType": "git", "lessThan": "5817f43ae1a118855676f57ef7ab50e37eac7482" }, { "version": "301867b1c16805aebbc306aafa6ecdc68b73c7e5", "status": "affected", "versionType": "git", "lessThan": "8bbc71315e0ae4bb7e37f8d43b915e1cb01a481b" }, { "version": "301867b1c16805aebbc306aafa6ecdc68b73c7e5", "status": "affected", "versionType": "git", "lessThan": "f0e729af2eb6bee9eb58c4df1087f14ebaefe26b" }, { "version": "152bb26796ff054af50b2ee1b3ca56e364e4f61b", "status": "affected", "versionType": "git" }, { "version": "bea301c046110bf421a3ce153fb868cb8d618e90", "status": "affected", "versionType": "git" }, { "version": "4.19.291", "status": "affected", "versionType": "semver", "lessThan": "4.19.316" }, { "version": "5.4.251", "status": "affected", "versionType": "semver", "lessThan": "5.4.278" }, { "version": "5.10.188", "status": "affected", "versionType": "semver", "lessThan": "5.10.219" }, { "version": "5.15.121", "status": "affected", "versionType": "semver", "lessThan": "5.15.161" }, { "version": "6.1.39", "status": "affected", "versionType": "semver", "lessThan": "6.1.93" }, { "version": "6.3.13", "status": "affected", "versionType": "semver", "lessThan": "6.4" }, { "version": "6.4.4", "status": "affected", "versionType": "semver", "lessThan": "6.5" } ] }, { "vendor": "Linux", "product": "Linux", "defaultStatus": "affected", "versions": [ { "version": "6.5", "status": "affected" }, { "version": "0", "status": "unaffected", "versionType": "semver", "lessThan": "6.5" }, { "version": "4.19.316", "status": "unaffected", "versionType": "semver", "lessThanOrEqual": "4.19.*" }, { "version": "5.4.278", "status": "unaffected", "versionType": "semver", "lessThanOrEqual": "5.4.*" }, { "version": "5.10.219", "status": "unaffected", "versionType": "semver", "lessThanOrEqual": "5.10.*" }, { "version": "5.15.161", "status": "unaffected", "versionType": "semver", "lessThanOrEqual": "5.15.*" }, { "version": "6.1.93", "status": "unaffected", "versionType": "semver", "lessThanOrEqual": "6.1.*" }, { "version": "6.6.33", "status": "unaffected", "versionType": "semver", "lessThanOrEqual": "6.6.*" }, { "version": "6.8.12", "status": "unaffected", "versionType": "semver", "lessThanOrEqual": "6.8.*" }, { "version": "6.9.3", "status": "unaffected", "versionType": "semver", "lessThanOrEqual": "6.9.*" }, { "version": "6.10", "status": "unaffected", "versionType": "original_commit_for_fix", "lessThanOrEqual": "*" } ] } ] } } }