{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-46327", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-05-13T15:03:33.112Z", "datePublished": "2026-06-09T12:25:54.781Z", "dateUpdated": "2026-06-09T12:25:54.781Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-06-09T12:25:54.781Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndm: fix unlocked test for dm_suspended_md\n\nThe function dm_blk_report_zones tests if the device is suspended with\nthe \"dm_suspended_md\" call. However, this function is called without\nholding any locks, so the device may be suspended just after it.\n\nMove the call to dm_suspended_md after dm_get_live_table, so that the\ndevice can't be suspended after the suspended state was tested."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/md/dm-zone.c"], "versions": [{"version": "f9c1bdf24615303d48a2d0fd629c88f3189563aa", "lessThan": "175ac0a6115400278d3900f5a04a58b17b3f6cd0", "status": "affected", "versionType": "git"}, {"version": "37f53a2c60d03743e0eacf7a0c01c279776fef4e", "lessThan": "7a3385e97af2b6f485fef11e82d8c29adee4be93", "status": "affected", "versionType": "git"}, {"version": "37f53a2c60d03743e0eacf7a0c01c279776fef4e", "lessThan": "d809a36692ee1394cac85ce6ba7cf8ea58da5812", "status": "affected", "versionType": "git"}, {"version": "37f53a2c60d03743e0eacf7a0c01c279776fef4e", "lessThan": "24c405fdbe215c45e57bba672cc42859038491ee", "status": "affected", "versionType": "git"}, {"version": "d19bc1b4dd5f322980b1f05f79b2ea4f0db10920", "status": "affected", "versionType": "git"}, {"version": "6.12.34", "lessThan": "6.12.75", "status": "affected", "versionType": "semver"}, {"version": "6.15.3", "lessThan": "6.16", "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-zone.c"], "versions": [{"version": "6.16", "status": "affected"}, {"version": "0", "lessThan": "6.16", "status": "unaffected", "versionType": "semver"}, {"version": "6.12.75", "lessThanOrEqual": "6.12.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.18.14", "lessThanOrEqual": "6.18.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.19.4", "lessThanOrEqual": "6.19.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.0", "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": "6.12.34", "versionEndExcluding": "6.12.75"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.16", "versionEndExcluding": "6.18.14"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.16", "versionEndExcluding": "6.19.4"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.16", "versionEndExcluding": "7.0"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.15.3"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/175ac0a6115400278d3900f5a04a58b17b3f6cd0"}, {"url": "https://git.kernel.org/stable/c/7a3385e97af2b6f485fef11e82d8c29adee4be93"}, {"url": "https://git.kernel.org/stable/c/d809a36692ee1394cac85ce6ba7cf8ea58da5812"}, {"url": "https://git.kernel.org/stable/c/24c405fdbe215c45e57bba672cc42859038491ee"}], "title": "dm: fix unlocked test for dm_suspended_md", "x_generator": {"engine": "bippy-1.2.0"}}}}

{}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndm: fix unlocked test for dm_suspended_md\n\nThe function dm_blk_report_zones tests if the device is suspended with\nthe \"dm_suspended_md\" call. However, this function is called without\nholding any locks, so the device may be suspended just after it.\n\nMove the call to dm_suspended_md after dm_get_live_table, so that the\ndevice can't be suspended after the suspended state was tested."}], "id": "CVE-2026-46327", "lastModified": "2026-06-09T14:16:42.400", "metrics": {}, "published": "2026-06-09T14:16:42.400", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/175ac0a6115400278d3900f5a04a58b17b3f6cd0"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/24c405fdbe215c45e57bba672cc42859038491ee"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/7a3385e97af2b6f485fef11e82d8c29adee4be93"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/d809a36692ee1394cac85ce6ba7cf8ea58da5812"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Received"}

{"bugzilla": {"description": "kernel: dm: fix unlocked test for dm_suspended_md", "id": "2486994", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2486994"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.5", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "status": "draft"}, "cwe": "CWE-367", "details": ["A flaw was found in the Linux kernel's device mapper (dm) component. The `dm_blk_report_zones` function performs a check for the device's suspended state without proper locking. This allows the device to enter a suspended state immediately after the check, leading to an inconsistent state. This inconsistency could potentially result in unexpected system behavior or a denial of service (DoS) condition."], "name": "CVE-2026-46327", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Fix deferred", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Fix deferred", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Fix deferred", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2026-06-09T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-46327\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-46327\nhttps://lore.kernel.org/linux-cve-announce/2026060909-CVE-2026-46327-aaef@gregkh/T"], "threat_severity": "Low"}