CVE-2026-80822

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-80822", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-08-26T14:34:25.795Z", "datePublished": "2026-09-04T15:27:45.268Z", "dateUpdated": "2026-10-19T08:44:14.874Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-10-19T08:44:14.874Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmailbox: mchp-ipc-sbi: Add null check for devm_kasprintf()\n\nAdd a check to see if devm_kasprintf() is not NULL in\nmchp_ipc_get_cluster_aggr_irq(), returning -ENOMEM if the function\nfailed."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/mailbox/mailbox-mchp-ipc-sbi.c"], "versions": [{"version": "e4b1d67e71419c4af581890ecea84b04920d4116", "lessThan": "364edaedf4125825781a12c84c77699780d52a16", "status": "affected", "versionType": "git"}, {"version": "e4b1d67e71419c4af581890ecea84b04920d4116", "lessThan": "df5c9816986b2f4d754ef3aa65a92382e9b39c4a", "status": "affected", "versionType": "git"}, {"version": "e4b1d67e71419c4af581890ecea84b04920d4116", "lessThan": "b233e7836d98d1790e71f5f3734a86409664f341", "status": "affected", "versionType": "git"}, {"version": "e4b1d67e71419c4af581890ecea84b04920d4116", "lessThan": "b37c4d0a2fd90c0c31223acd37f763eb8953ed1a", "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/mailbox/mailbox-mchp-ipc-sbi.c"], "versions": [{"version": "6.14", "status": "affected"}, {"version": "0", "lessThan": "6.14", "status": "unaffected", "versionType": "semver"}, {"version": "6.18.47", "lessThanOrEqual": "6.18.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.1.11", "lessThanOrEqual": "7.1.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.2.1", "lessThanOrEqual": "7.2.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.3", "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": "6.14", "versionEndExcluding": "6.18.47"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.14", "versionEndExcluding": "7.1.11"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.14", "versionEndExcluding": "7.2.1"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.14", "versionEndExcluding": "7.3"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/364edaedf4125825781a12c84c77699780d52a16"}, {"url": "https://git.kernel.org/stable/c/df5c9816986b2f4d754ef3aa65a92382e9b39c4a"}, {"url": "https://git.kernel.org/stable/c/b233e7836d98d1790e71f5f3734a86409664f341"}, {"url": "https://git.kernel.org/stable/c/b37c4d0a2fd90c0c31223acd37f763eb8953ed1a"}], "title": "mailbox: mchp-ipc-sbi: Add null check for devm_kasprintf()", "x_generator": {"engine": "bippy-1.2.0"}}}}

{}

{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "Linux", "programFiles": ["drivers/mailbox/mailbox-mchp-ipc-sbi.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"lessThan": "364edaedf4125825781a12c84c77699780d52a16", "status": "affected", "version": "e4b1d67e71419c4af581890ecea84b04920d4116", "versionType": "git"}, {"lessThan": "df5c9816986b2f4d754ef3aa65a92382e9b39c4a", "status": "affected", "version": "e4b1d67e71419c4af581890ecea84b04920d4116", "versionType": "git"}, {"lessThan": "b233e7836d98d1790e71f5f3734a86409664f341", "status": "affected", "version": "e4b1d67e71419c4af581890ecea84b04920d4116", "versionType": "git"}, {"lessThan": "b37c4d0a2fd90c0c31223acd37f763eb8953ed1a", "status": "affected", "version": "e4b1d67e71419c4af581890ecea84b04920d4116", "versionType": "git"}]}, {"defaultStatus": "affected", "product": "Linux", "programFiles": ["drivers/mailbox/mailbox-mchp-ipc-sbi.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"status": "affected", "version": "6.14"}, {"lessThan": "6.14", "status": "unaffected", "version": "0", "versionType": "semver"}, {"lessThanOrEqual": "6.18.*", "status": "unaffected", "version": "6.18.47", "versionType": "semver"}, {"lessThanOrEqual": "7.1.*", "status": "unaffected", "version": "7.1.11", "versionType": "semver"}, {"lessThanOrEqual": "7.2.*", "status": "unaffected", "version": "7.2.1", "versionType": "semver"}, {"lessThanOrEqual": "*", "status": "unaffected", "version": "7.3", "versionType": "original_commit_for_fix"}]}], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmailbox: mchp-ipc-sbi: Add null check for devm_kasprintf()\n\nAdd a check to see if devm_kasprintf() is not NULL in\nmchp_ipc_get_cluster_aggr_irq(), returning -ENOMEM if the function\nfailed."}], "id": "CVE-2026-80822", "lastModified": "2026-10-19T09:17:17.067", "metrics": {}, "published": "2026-09-04T16:18:09.970", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/364edaedf4125825781a12c84c77699780d52a16"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/b233e7836d98d1790e71f5f3734a86409664f341"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/b37c4d0a2fd90c0c31223acd37f763eb8953ed1a"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/df5c9816986b2f4d754ef3aa65a92382e9b39c4a"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Received"}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[1da177e4c3f41524e886b7f1b8a0c1fc7321cac2,364edaedf4125825781a12c84c77699780d52a16)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[1da177e4c3f41524e886b7f1b8a0c1fc7321cac2,df5c9816986b2f4d754ef3aa65a92382e9b39c4a)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[1da177e4c3f41524e886b7f1b8a0c1fc7321cac2,b233e7836d98d1790e71f5f3734a86409664f341)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[1da177e4c3f41524e886b7f1b8a0c1fc7321cac2,b37c4d0a2fd90c0c31223acd37f763eb8953ed1a)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0,6.18.47)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0,7.1.11)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0,7.2.1)"}}], "enrichment": {"confidence": 99.0, "confidence_source": "inferred", "scores": [{"score": 99.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "Linux", "source": "cna", "vendor": "Linux"}, "product": "linux_kernel", "vendor": "linux"}, {"configurations": [{"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[6.18.47,6.19.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[7.1.11,7.2.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[7.2.1,7.3.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[7.3-rc1,*]"}}], "enrichment": {"confidence": 99.0, "confidence_source": "inferred", "scores": [{"score": 99.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "Linux", "source": "cna", "vendor": "Linux"}, "product": "linux_kernel", "vendor": "linux"}], "created": "2026-09-04T17:15:14.276039+00:00", "updated": "2026-09-04T17:30:17.953897+00:00", "vendors": ["linux", "linux$PRODUCT$linux_kernel"], "weaknesses": ["CWE-476"]}