{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2022-49469", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2025-02-26T02:08:31.578Z", "datePublished": "2025-02-26T02:13:13.387Z", "dateUpdated": "2026-05-11T19:00:29.508Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-05-11T19:00:29.508Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nbtrfs: fix anon_dev leak in create_subvol()\n\nWhen btrfs_qgroup_inherit(), btrfs_alloc_tree_block, or\nbtrfs_insert_root() fail in create_subvol(), we return without freeing\nanon_dev. Reorganize the error handling in create_subvol() to fix this."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["fs/btrfs/ioctl.c"], "versions": [{"version": "2dfb1e43f57dd3aeaa66f7cf05d068db2d4c8788", "lessThan": "d887b3de318834f9aa637ecf79c6bc66cba7c69a", "status": "affected", "versionType": "git"}, {"version": "2dfb1e43f57dd3aeaa66f7cf05d068db2d4c8788", "lessThan": "7a875ad8706f0903a0e812e0dd701956ee9826ff", "status": "affected", "versionType": "git"}, {"version": "2dfb1e43f57dd3aeaa66f7cf05d068db2d4c8788", "lessThan": "2256e901f5bddc56e24089c96f27b77da932dfcc", "status": "affected", "versionType": "git"}, {"version": "917d608fe375041eb7f29befa6a6d7fd3cf32dde", "status": "affected", "versionType": "git"}]}, {"product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["fs/btrfs/ioctl.c"], "versions": [{"version": "5.9", "status": "affected"}, {"version": "0", "lessThan": "5.9", "status": "unaffected", "versionType": "semver"}, {"version": "5.17.14", "lessThanOrEqual": "5.17.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.18.3", "lessThanOrEqual": "5.18.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.19", "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": "5.9", "versionEndExcluding": "5.17.14"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.9", "versionEndExcluding": "5.18.3"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.9", "versionEndExcluding": "5.19"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.8.3"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/d887b3de318834f9aa637ecf79c6bc66cba7c69a"}, {"url": "https://git.kernel.org/stable/c/7a875ad8706f0903a0e812e0dd701956ee9826ff"}, {"url": "https://git.kernel.org/stable/c/2256e901f5bddc56e24089c96f27b77da932dfcc"}], "title": "btrfs: fix anon_dev leak in create_subvol()", "x_generator": {"engine": "bippy-1.2.0"}}}}

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{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "618D74C0-9F82-42D3-862D-61E9CFE5A7F5", "versionEndExcluding": "5.17.14", "versionStartIncluding": "5.8.3", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "8E122216-2E9E-4B3E-B7B8-D575A45BA3C2", "versionEndExcluding": "5.18.3", "versionStartIncluding": "5.18", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nbtrfs: fix anon_dev leak in create_subvol()\n\nWhen btrfs_qgroup_inherit(), btrfs_alloc_tree_block, or\nbtrfs_insert_root() fail in create_subvol(), we return without freeing\nanon_dev. Reorganize the error handling in create_subvol() to fix this."}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: btrfs: se corrige la fuga de anon_dev en create_subvol() Cuando btrfs_qgroup_inherit(), btrfs_alloc_tree_block o btrfs_insert_root() fallan en create_subvol(), regresamos sin liberar anon_dev. Reorganice la gesti\u00f3n de errores en create_subvol() para solucionar esto."}], "id": "CVE-2022-49469", "lastModified": "2025-10-22T17:22:59.173", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 5.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2025-02-26T07:01:23.157", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/2256e901f5bddc56e24089c96f27b77da932dfcc"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/7a875ad8706f0903a0e812e0dd701956ee9826ff"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/d887b3de318834f9aa637ecf79c6bc66cba7c69a"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-401"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "kernel: btrfs: fix anon_dev leak in create_subvol()", "id": "2348012", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2348012"}, "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"}, "details": ["In the Linux kernel, the following vulnerability has been resolved:\nbtrfs: fix anon_dev leak in create_subvol()\nWhen btrfs_qgroup_inherit(), btrfs_alloc_tree_block, or\nbtrfs_insert_root() fail in create_subvol(), we return without freeing\nanon_dev. Reorganize the error handling in create_subvol() to fix this."], "name": "CVE-2022-49469", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Out of support scope", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Out of support scope", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Out of support scope", "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": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2025-02-26T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2022-49469\nhttps://nvd.nist.gov/vuln/detail/CVE-2022-49469\nhttps://lore.kernel.org/linux-cve-announce/2025022602-CVE-2022-49469-8006@gregkh/T"], "threat_severity": "Low"}

{"created": "2025-06-23T08:36:33.423831+00:00", "updated": "2025-06-23T08:36:33.423878+00:00", "vendors": ["linux", "linux$PRODUCT$linux_kernel"]}