CVE-2026-43022

{"id": "CVE-2026-43022", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-43022", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "version": "2.0.3", "timestamp": "2026-11-06T15:26:13.839442Z"}}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.5, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 1.8}]}, "affected": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "affectedData": [{"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "product": "Linux", "versions": [{"status": "affected", "version": "f00f36db76eb8fd10d13e80e2590f23b5beaa54d", "lessThan": "da531f7108218ab6a779861e4646562fc769c9b3", "versionType": "git"}, {"status": "affected", "version": "1499f79995c7ee58e3bfeeff75f6d1b37dcda881", "lessThan": "dfee8da127bafa46530b72347bce3ccae736296d", "versionType": "git"}, {"status": "affected", "version": "505ea2b295929e7be2b4e1bc86ee31cb7862fb01", "lessThan": "799e2e5fbf3f14874b5c6cc289a0dd68b2ca1979", "versionType": "git"}, {"status": "affected", "version": "505ea2b295929e7be2b4e1bc86ee31cb7862fb01", "lessThan": "5cfa4f537a056c91ac6c09bc3ab58a4455217df7", "versionType": "git"}, {"status": "affected", "version": "505ea2b295929e7be2b4e1bc86ee31cb7862fb01", "lessThan": "0ad2ce230b38cd4b3f6732cc609e270461e626e5", "versionType": "git"}, {"status": "affected", "version": "505ea2b295929e7be2b4e1bc86ee31cb7862fb01", "lessThan": "2969554bcfccb5c609f6b6cd4a014933f3a66dd0", "versionType": "git"}, {"status": "affected", "version": "357603f4d396d85fbf0045512efaf1d7f7394ed7", "versionType": "git"}, {"status": "affected", "version": "6.1.120", "lessThan": "6.1.191", "versionType": "semver"}, {"status": "affected", "version": "6.6.51", "lessThan": "6.6.160", "versionType": "semver"}, {"status": "affected", "version": "6.8.9", "lessThan": "6.9", "versionType": "semver"}], "programFiles": ["net/bluetooth/hci_sync.c"], "defaultStatus": "unaffected"}, {"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "product": "Linux", "versions": [{"status": "affected", "version": "6.9"}, {"status": "unaffected", "version": "0", "lessThan": "6.9", "versionType": "semver"}, {"status": "unaffected", "version": "6.1.191", "versionType": "semver", "lessThanOrEqual": "6.1.*"}, {"status": "unaffected", "version": "6.6.160", "versionType": "semver", "lessThanOrEqual": "6.6.*"}, {"status": "unaffected", "version": "6.12.114", "versionType": "semver", "lessThanOrEqual": "6.12.*"}, {"status": "unaffected", "version": "6.18.57", "versionType": "semver", "lessThanOrEqual": "6.18.*"}, {"status": "unaffected", "version": "6.19.12", "versionType": "semver", "lessThanOrEqual": "6.19.*"}, {"status": "unaffected", "version": "7.0", "versionType": "original_commit_for_fix", "lessThanOrEqual": "*"}], "programFiles": ["net/bluetooth/hci_sync.c"], "defaultStatus": "affected"}]}], "published": "2026-05-01T15:16:46.483", "references": [{"url": "https://git.kernel.org/stable/c/0ad2ce230b38cd4b3f6732cc609e270461e626e5", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/2969554bcfccb5c609f6b6cd4a014933f3a66dd0", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/5cfa4f537a056c91ac6c09bc3ab58a4455217df7", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/799e2e5fbf3f14874b5c6cc289a0dd68b2ca1979", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/da531f7108218ab6a779861e4646562fc769c9b3", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/dfee8da127bafa46530b72347bce3ccae736296d", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "NVD-CWE-noinfo"}]}], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: hci_sync: hci_cmd_sync_queue_once() return -EEXIST if exists\n\nhci_cmd_sync_queue_once() needs to indicate whether a queue item was\nadded, so caller can know if callbacks are called, so it can avoid\nleaking resources.\n\nChange the function to return -EEXIST if queue item already exists.\n\nModify all callsites to handle that."}, {"lang": "es", "value": "En el kernel de Linux, la siguiente vulnerabilidad ha sido resuelta:\n\nBluetooth: hci_sync: hci_cmd_sync_queue_once() devuelve -EEXIST si ya existe\n\nhci_cmd_sync_queue_once() necesita indicar si se a\u00f1adi\u00f3 un elemento a la cola, para que el llamador pueda saber si se llaman las retrollamadas, y as\u00ed pueda evitar la fuga de recursos.\n\nCambiar la funci\u00f3n para que devuelva -EEXIST si el elemento de la cola ya existe.\n\nModificar todos los puntos de llamada para manejar eso."}], "lastModified": "2026-11-11T23:10:00.263", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "69EBA763-2018-43A0-9E04-A217634DDECB", "versionEndExcluding": "6.19.12", "versionStartIncluding": "6.9"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.1.120:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "52A2191E-D354-4732-9A39-C4059434873F"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.6.51:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "C599A8CC-8612-442F-9C8A-A2AC38388756"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.8.9:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "76C237AC-883E-439D-8ADF-3ABB51821E39"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:7.0:rc1:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "F253B622-8837-4245-BCE5-A7BF8FC76A16"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:7.0:rc2:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "4AE85AD8-4641-4E7C-A2F4-305E2CD9EE64"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:7.0:rc3:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "F666C8D8-6538-46D4-B318-87610DE64C34"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:7.0:rc4:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "02259FDA-961B-47BC-AE7F-93D7EC6E90C2"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:7.0:rc5:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "58A9FEFF-C040-420D-8F0A-BFDAAA1DF258"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:7.0:rc6:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "1D2315C0-D46F-4F85-9754-F9E5E11374A6"}], "operator": "OR"}]}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}