{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2022-50402", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2025-09-17T14:53:06.999Z", "datePublished": "2025-09-18T16:03:48.184Z", "dateUpdated": "2025-10-29T10:50:17.752Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2025-10-29T10:50:17.752Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrivers/md/md-bitmap: check the return value of md_bitmap_get_counter()\n\nCheck the return value of md_bitmap_get_counter() in case it returns\nNULL pointer, which will result in a null pointer dereference.\n\nv2: update the check to include other dereference"}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/md/md-bitmap.c"], "versions": [{"version": "d60b479d177a5735b6b4db6ee5280ef6653f50e7", "lessThan": "21e9aac9a74d30907d44bae0d24c036cb3819406", "status": "affected", "versionType": "git"}, {"version": "d60b479d177a5735b6b4db6ee5280ef6653f50e7", "lessThan": "5d8d046f3dba939e74e2414f009df426700430ed", "status": "affected", "versionType": "git"}, {"version": "d60b479d177a5735b6b4db6ee5280ef6653f50e7", "lessThan": "100caacfa0ed26e061954c90cdc835d42f709536", "status": "affected", "versionType": "git"}, {"version": "d60b479d177a5735b6b4db6ee5280ef6653f50e7", "lessThan": "b621d17fe8b079574c773800148fb86907f3445d", "status": "affected", "versionType": "git"}, {"version": "d60b479d177a5735b6b4db6ee5280ef6653f50e7", "lessThan": "ff3b7e12bc9f50de05c9d82b5b79e23e5be888f1", "status": "affected", "versionType": "git"}, {"version": "d60b479d177a5735b6b4db6ee5280ef6653f50e7", "lessThan": "99bef41f8e8d1d52b5cb34f2f193f1346192752b", "status": "affected", "versionType": "git"}, {"version": "d60b479d177a5735b6b4db6ee5280ef6653f50e7", "lessThan": "3bd548e5b819b8c0f2c9085de775c5c7bff9052f", "status": "affected", "versionType": "git"}]}, {"product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/md/md-bitmap.c"], "versions": [{"version": "3.5", "status": "affected"}, {"version": "0", "lessThan": "3.5", "status": "unaffected", "versionType": "semver"}, {"version": "4.19.270", "lessThanOrEqual": "4.19.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.4.229", "lessThanOrEqual": "5.4.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.10.163", "lessThanOrEqual": "5.10.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.15.86", "lessThanOrEqual": "5.15.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.0.16", "lessThanOrEqual": "6.0.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.1.2", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.2", "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": "3.5", "versionEndExcluding": "4.19.270"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.5", "versionEndExcluding": "5.4.229"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.5", "versionEndExcluding": "5.10.163"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.5", "versionEndExcluding": "5.15.86"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.5", "versionEndExcluding": "6.0.16"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.5", "versionEndExcluding": "6.1.2"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.5", "versionEndExcluding": "6.2"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/21e9aac9a74d30907d44bae0d24c036cb3819406"}, {"url": "https://git.kernel.org/stable/c/5d8d046f3dba939e74e2414f009df426700430ed"}, {"url": "https://git.kernel.org/stable/c/100caacfa0ed26e061954c90cdc835d42f709536"}, {"url": "https://git.kernel.org/stable/c/b621d17fe8b079574c773800148fb86907f3445d"}, {"url": "https://git.kernel.org/stable/c/ff3b7e12bc9f50de05c9d82b5b79e23e5be888f1"}, {"url": "https://git.kernel.org/stable/c/99bef41f8e8d1d52b5cb34f2f193f1346192752b"}, {"url": "https://git.kernel.org/stable/c/3bd548e5b819b8c0f2c9085de775c5c7bff9052f"}], "title": "drivers/md/md-bitmap: check the return value of md_bitmap_get_counter()", "x_generator": {"engine": "bippy-1.2.0"}}}}

{}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrivers/md/md-bitmap: check the return value of md_bitmap_get_counter()\n\nCheck the return value of md_bitmap_get_counter() in case it returns\nNULL pointer, which will result in a null pointer dereference.\n\nv2: update the check to include other dereference"}], "id": "CVE-2022-50402", "lastModified": "2025-09-19T16:00:27.847", "metrics": {}, "published": "2025-09-18T16:15:43.257", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/100caacfa0ed26e061954c90cdc835d42f709536"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/21e9aac9a74d30907d44bae0d24c036cb3819406"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/3bd548e5b819b8c0f2c9085de775c5c7bff9052f"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/5d8d046f3dba939e74e2414f009df426700430ed"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/99bef41f8e8d1d52b5cb34f2f193f1346192752b"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/b621d17fe8b079574c773800148fb86907f3445d"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/ff3b7e12bc9f50de05c9d82b5b79e23e5be888f1"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Awaiting Analysis"}

{"bugzilla": {"description": "kernel: drivers/md/md-bitmap: check the return value of md_bitmap_get_counter()", "id": "2396522", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2396522"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.0", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H", "status": "draft"}, "details": ["No description is available for this CVE."], "name": "CVE-2022-50402", "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": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2025-09-18T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2022-50402\nhttps://nvd.nist.gov/vuln/detail/CVE-2022-50402\nhttps://lore.kernel.org/linux-cve-announce/2025091852-CVE-2022-50402-4c96@gregkh/T"], "threat_severity": "Moderate"}