{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2022-50263", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2025-09-15T13:58:00.974Z", "datePublished": "2025-09-15T14:20:59.436Z", "dateUpdated": "2025-09-15T14:20:59.436Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2025-09-15T14:20:59.436Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nvdpasim: fix memory leak when freeing IOTLBs\n\nAfter commit bda324fd037a (\"vdpasim: control virtqueue support\"),\nvdpasim->iommu became an array of IOTLB, so we should clean the\nmappings of each free one by one instead of just deleting the ranges\nin the first IOTLB which may leak maps."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/vdpa/vdpa_sim/vdpa_sim.c"], "versions": [{"version": "bda324fd037a6b0d44da5699574ce741ca161bc4", "lessThan": "54b210c90d2803a9f1c8fd2f0d08e90172e9a06d", "status": "affected", "versionType": "git"}, {"version": "bda324fd037a6b0d44da5699574ce741ca161bc4", "lessThan": "16b22e27fba6fd816d0dcb98f42cc71f0836c27e", "status": "affected", "versionType": "git"}, {"version": "bda324fd037a6b0d44da5699574ce741ca161bc4", "lessThan": "0b7a04a30eef20e6b24926a45c0ce7906ae85bd6", "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/vdpa/vdpa_sim/vdpa_sim.c"], "versions": [{"version": "5.19", "status": "affected"}, {"version": "0", "lessThan": "5.19", "status": "unaffected", "versionType": "semver"}, {"version": "6.0.19", "lessThanOrEqual": "6.0.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.1.5", "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": "5.19", "versionEndExcluding": "6.0.19"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.19", "versionEndExcluding": "6.1.5"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.19", "versionEndExcluding": "6.2"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/54b210c90d2803a9f1c8fd2f0d08e90172e9a06d"}, {"url": "https://git.kernel.org/stable/c/16b22e27fba6fd816d0dcb98f42cc71f0836c27e"}, {"url": "https://git.kernel.org/stable/c/0b7a04a30eef20e6b24926a45c0ce7906ae85bd6"}], "title": "vdpasim: fix memory leak when freeing IOTLBs", "x_generator": {"engine": "bippy-1.2.0"}}}}

{}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nvdpasim: fix memory leak when freeing IOTLBs\n\nAfter commit bda324fd037a (\"vdpasim: control virtqueue support\"),\nvdpasim->iommu became an array of IOTLB, so we should clean the\nmappings of each free one by one instead of just deleting the ranges\nin the first IOTLB which may leak maps."}], "id": "CVE-2022-50263", "lastModified": "2025-09-15T15:22:27.090", "metrics": {}, "published": "2025-09-15T15:15:36.560", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/0b7a04a30eef20e6b24926a45c0ce7906ae85bd6"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/16b22e27fba6fd816d0dcb98f42cc71f0836c27e"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/54b210c90d2803a9f1c8fd2f0d08e90172e9a06d"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Awaiting Analysis"}

{"bugzilla": {"description": "kernel: vdpasim: fix memory leak when freeing IOTLBs", "id": "2395365", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2395365"}, "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": ["No description is available for this CVE."], "name": "CVE-2022-50263", "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": "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": "2025-09-15T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2022-50263\nhttps://nvd.nist.gov/vuln/detail/CVE-2022-50263\nhttps://lore.kernel.org/linux-cve-announce/2025091503-CVE-2022-50263-040c@gregkh/T"], "threat_severity": "Low"}