{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2022-48861", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2024-07-16T11:38:08.920Z", "datePublished": "2024-07-16T12:25:25.160Z", "dateUpdated": "2024-09-11T17:34:07.423Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2024-07-16T12:25:25.160Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nvdpa: fix use-after-free on vp_vdpa_remove\n\nWhen vp_vdpa driver is unbind, vp_vdpa is freed in vdpa_unregister_device\nand then vp_vdpa->mdev.pci_dev is dereferenced in vp_modern_remove,\ntriggering use-after-free.\n\nCall Trace of unbinding driver free vp_vdpa :\ndo_syscall_64\n vfs_write\n kernfs_fop_write_iter\n device_release_driver_internal\n pci_device_remove\n vp_vdpa_remove\n vdpa_unregister_device\n kobject_release\n device_release\n kfree\n\nCall Trace of dereference vp_vdpa->mdev.pci_dev:\nvp_modern_remove\n pci_release_selected_regions\n pci_release_region\n pci_resource_len\n pci_resource_end\n (dev)->resource[(bar)].end"}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/vdpa/virtio_pci/vp_vdpa.c"], "versions": [{"version": "64b9f64f80a6", "lessThan": "4b1743bc715a", "status": "affected", "versionType": "git"}, {"version": "64b9f64f80a6", "lessThan": "dc54ba9932ae", "status": "affected", "versionType": "git"}, {"version": "64b9f64f80a6", "lessThan": "eb057b44dbe3", "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/virtio_pci/vp_vdpa.c"], "versions": [{"version": "5.13", "status": "affected"}, {"version": "0", "lessThan": "5.13", "status": "unaffected", "versionType": "custom"}, {"version": "5.15.29", "lessThanOrEqual": "5.15.*", "status": "unaffected", "versionType": "custom"}, {"version": "5.16.15", "lessThanOrEqual": "5.16.*", "status": "unaffected", "versionType": "custom"}, {"version": "5.17", "lessThanOrEqual": "*", "status": "unaffected", "versionType": "original_commit_for_fix"}]}], "references": [{"url": "https://git.kernel.org/stable/c/4b1743bc715a3691a63ac21b349079b07bf1b19e"}, {"url": "https://git.kernel.org/stable/c/dc54ba9932aeaaa1a21fe214af1f446593a78274"}, {"url": "https://git.kernel.org/stable/c/eb057b44dbe35ae14527830236a92f51de8f9184"}], "title": "vdpa: fix use-after-free on vp_vdpa_remove", "x_generator": {"engine": "bippy-c9c4e1df01b2"}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T15:25:01.773Z"}, "title": "CVE Program Container", "references": [{"url": "https://git.kernel.org/stable/c/4b1743bc715a3691a63ac21b349079b07bf1b19e", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/dc54ba9932aeaaa1a21fe214af1f446593a78274", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/eb057b44dbe35ae14527830236a92f51de8f9184", "tags": ["x_transferred"]}]}, {"metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2022-48861", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2024-09-10T16:25:32.248865Z"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-09-11T17:34:07.423Z"}}]}}

{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2022-48861", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2024-07-16T11:38:08.920Z", "datePublished": "2024-07-16T12:25:25.160Z", "dateUpdated": "2024-08-03T15:25:01.773Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2024-07-16T12:25:25.160Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nvdpa: fix use-after-free on vp_vdpa_remove\n\nWhen vp_vdpa driver is unbind, vp_vdpa is freed in vdpa_unregister_device\nand then vp_vdpa->mdev.pci_dev is dereferenced in vp_modern_remove,\ntriggering use-after-free.\n\nCall Trace of unbinding driver free vp_vdpa :\ndo_syscall_64\n vfs_write\n kernfs_fop_write_iter\n device_release_driver_internal\n pci_device_remove\n vp_vdpa_remove\n vdpa_unregister_device\n kobject_release\n device_release\n kfree\n\nCall Trace of dereference vp_vdpa->mdev.pci_dev:\nvp_modern_remove\n pci_release_selected_regions\n pci_release_region\n pci_resource_len\n pci_resource_end\n (dev)->resource[(bar)].end"}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/vdpa/virtio_pci/vp_vdpa.c"], "versions": [{"version": "64b9f64f80a6", "lessThan": "4b1743bc715a", "status": "affected", "versionType": "git"}, {"version": "64b9f64f80a6", "lessThan": "dc54ba9932ae", "status": "affected", "versionType": "git"}, {"version": "64b9f64f80a6", "lessThan": "eb057b44dbe3", "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/virtio_pci/vp_vdpa.c"], "versions": [{"version": "5.13", "status": "affected"}, {"version": "0", "lessThan": "5.13", "status": "unaffected", "versionType": "custom"}, {"version": "5.15.29", "lessThanOrEqual": "5.15.*", "status": "unaffected", "versionType": "custom"}, {"version": "5.16.15", "lessThanOrEqual": "5.16.*", "status": "unaffected", "versionType": "custom"}, {"version": "5.17", "lessThanOrEqual": "*", "status": "unaffected", "versionType": "original_commit_for_fix"}]}], "references": [{"url": "https://git.kernel.org/stable/c/4b1743bc715a3691a63ac21b349079b07bf1b19e"}, {"url": "https://git.kernel.org/stable/c/dc54ba9932aeaaa1a21fe214af1f446593a78274"}, {"url": "https://git.kernel.org/stable/c/eb057b44dbe35ae14527830236a92f51de8f9184"}], "title": "vdpa: fix use-after-free on vp_vdpa_remove", "x_generator": {"engine": "bippy-c9c4e1df01b2"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2022-48861", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2024-09-10T16:25:32.248865Z"}}}], "providerMetadata": {"shortName": "CISA-ADP", "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "dateUpdated": "2024-09-11T12:42:20.788Z"}, "title": "CISA ADP Vulnrichment"}]}}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "062C5263-014B-4069-BEBB-ADFE8EA1AF10", "versionEndExcluding": "5.15.29", "versionStartIncluding": "5.13", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "83FDEDF2-0E19-4879-91FD-171E66D1B335", "versionEndExcluding": "5.16.15", "versionStartIncluding": "5.16", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nvdpa: fix use-after-free on vp_vdpa_remove\n\nWhen vp_vdpa driver is unbind, vp_vdpa is freed in vdpa_unregister_device\nand then vp_vdpa->mdev.pci_dev is dereferenced in vp_modern_remove,\ntriggering use-after-free.\n\nCall Trace of unbinding driver free vp_vdpa :\ndo_syscall_64\n vfs_write\n kernfs_fop_write_iter\n device_release_driver_internal\n pci_device_remove\n vp_vdpa_remove\n vdpa_unregister_device\n kobject_release\n device_release\n kfree\n\nCall Trace of dereference vp_vdpa->mdev.pci_dev:\nvp_modern_remove\n pci_release_selected_regions\n pci_release_region\n pci_resource_len\n pci_resource_end\n (dev)->resource[(bar)].end"}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: vdpa: corrige el use-after-free en vp_vdpa_remove Cuando el controlador vp_vdpa se desvincula, se libera vp_vdpa en vdpa_unregister_device y luego se elimina la referencia a vp_vdpa->mdev.pci_dev en vp_modern_remove, lo que activa el use-after-free. Rastreo de llamadas de controlador de desvinculaci\u00f3n gratuito vp_vdpa: do_syscall_64 vfs_write kernfs_fop_write_iter device_release_driver_internal pci_device_remove vp_vdpa_remove vdpa_unregister_device kobject_release device_release kfree Rastreo de llamadas de desreferencia vp_vdpa->mdev.pci_dev: vp_modern_remove p ci_release_selected_regions pci_release_region pci_resource_len pci_resource_end (dev)->resource[(bar)].end"}], "id": "CVE-2022-48861", "lastModified": "2024-07-23T14:51:36.307", "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": "2024-07-16T13:15:13.030", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/4b1743bc715a3691a63ac21b349079b07bf1b19e"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/dc54ba9932aeaaa1a21fe214af1f446593a78274"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/eb057b44dbe35ae14527830236a92f51de8f9184"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-416"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "kernel: vdpa: fix use-after-free on vp_vdpa_remove", "id": "2298205", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2298205"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.6", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:H", "status": "draft"}, "cwe": "CWE-416", "details": ["In the Linux kernel, the following vulnerability has been resolved:\nvdpa: fix use-after-free on vp_vdpa_remove\nWhen vp_vdpa driver is unbind, vp_vdpa is freed in vdpa_unregister_device\nand then vp_vdpa->mdev.pci_dev is dereferenced in vp_modern_remove,\ntriggering use-after-free.\nCall Trace of unbinding driver free vp_vdpa :\ndo_syscall_64\nvfs_write\nkernfs_fop_write_iter\ndevice_release_driver_internal\npci_device_remove\nvp_vdpa_remove\nvdpa_unregister_device\nkobject_release\ndevice_release\nkfree\nCall Trace of dereference vp_vdpa->mdev.pci_dev:\nvp_modern_remove\npci_release_selected_regions\npci_release_region\npci_resource_len\npci_resource_end\n(dev)->resource[(bar)].end"], "mitigation": {"lang": "en:us", "value": "Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability."}, "name": "CVE-2022-48861", "package_state": [{"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": "Will not fix", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Will not fix", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Will not fix", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Will not fix", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2024-07-16T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2022-48861\nhttps://nvd.nist.gov/vuln/detail/CVE-2022-48861\nhttps://lore.kernel.org/linux-cve-announce/2024071628-CVE-2022-48861-440e@gregkh/T"], "threat_severity": "Moderate", "upstream_fix": "kernel 5.15.29, kernel 5.16.15, kernel 5.17"}