CVE-2022-50871

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2022-50871", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2025-12-30T12:06:07.136Z", "datePublished": "2025-12-30T12:15:41.372Z", "dateUpdated": "2026-10-15T21:41:24.297Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-08-05T08:59:55.262Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: ath11k: Fix qmi_msg_handler data structure initialization\n\nqmi_msg_handler is required to be null terminated by QMI module.\nThere might be a case where a handler for a msg id is not present in the\nhandlers array which can lead to infinite loop while searching the handler\nand therefore out of bound access in qmi_invoke_handler().\nHence update the initialization in qmi_msg_handler data structure.\n\nTested-on: IPQ8074 hw2.0 AHB WLAN.HK.2.5.0.1-01100-QCAHKSWPL_SILICONZ-1"}], "metrics": [{"cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "baseScore": 7.8, "baseSeverity": "HIGH"}, "scenarios": [{"lang": "en", "value": "AV:L - The bug is in ath11k QMI indication handling over AF_QIPCRTR; QRTR delivers datagrams to the QMI client port with no connected-peer filter, so an unprivileged local process can send a crafted QMI message and reach qmi_invoke_handler(). This is host IPC, not WiFi frame processing, so Adjacent/Network do not apply.\nAC:L - The attacker only needs to send a QMI indication/request with a msg_id absent from ath11k_qmi_msg_handlers[]; the missing null terminator makes the OOB walk deterministic. Discovering the client port (ephemeral QRTR range) is fully under attacker control.\nPR:L - AF_QIPCRTR sockets can be created and bound to ephemeral ports without privileges; no CAP_NET_ADMIN is required to send to another local QRTR port. Real root is not required.\nUI:N - Exploitation is a direct local send to the ath11k QMI socket; no victim action is required.\nS:U - Impact is confined to the host kernel's memory/control-flow integrity; there is no VM/IOMMU/security-authority boundary crossing.\nC:H - qmi_invoke_handler() performs an unbounded out-of-bounds read of adjacent kernel memory while scanning for a handler, and a crafted type/msg_id can select a false adjacent handler entry, enabling further disclosure primitives.\nI:H - Matching an out-of-bounds handler descriptor can invoke a garbage function pointer and/or run qmi_decode_message() with attacker-influenced ei/decoded_size, yielding memory corruption and control-flow hijack potential.\nA:H - The same path can soft-lock in an unbounded scan, oops on unmapped access, or crash when a bogus handler is invoked, as confirmed by the sibling ath12k KASAN global-OOB report for the identical terminator bug."}]}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/net/wireless/ath/ath11k/qmi.c"], "versions": [{"version": "d5c65159f2895379e11ca13f62feabe93278985d", "lessThan": "d5d71de448f36e34592f7c81b5e300d3e8dbb735", "status": "affected", "versionType": "git"}, {"version": "d5c65159f2895379e11ca13f62feabe93278985d", "lessThan": "a10e1530c424bb277b4edc7def0195857a548495", "status": "affected", "versionType": "git"}, {"version": "d5c65159f2895379e11ca13f62feabe93278985d", "lessThan": "ed3725e15a154ebebf44e0c34806c57525483f92", "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/net/wireless/ath/ath11k/qmi.c"], "versions": [{"version": "5.6", "status": "affected"}, {"version": "0", "lessThan": "5.6", "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": "5.6", "versionEndExcluding": "6.0.16"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.6", "versionEndExcluding": "6.1.2"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.6", "versionEndExcluding": "6.2"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/d5d71de448f36e34592f7c81b5e300d3e8dbb735"}, {"url": "https://git.kernel.org/stable/c/a10e1530c424bb277b4edc7def0195857a548495"}, {"url": "https://git.kernel.org/stable/c/ed3725e15a154ebebf44e0c34806c57525483f92"}], "title": "wifi: ath11k: Fix qmi_msg_handler data structure initialization", "x_generator": {"engine": "bippy-1.2.0"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2022-50871", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "version": "2.0.3", "timestamp": "2026-10-15T21:32:41.532449Z"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-10-15T21:41:24.297Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2022-50871", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "version": "2.0.3", "timestamp": "2026-10-15T21:32:41.532449Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-10-15T21:32:42.327Z"}}], "cna": {"title": "wifi: ath11k: Fix qmi_msg_handler data structure initialization", "metrics": [{"cvssV3_1": {"version": "3.1", "baseScore": 7.8, "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"}, "scenarios": [{"lang": "en", "value": "AV:L - The bug is in ath11k QMI indication handling over AF_QIPCRTR; QRTR delivers datagrams to the QMI client port with no connected-peer filter, so an unprivileged local process can send a crafted QMI message and reach qmi_invoke_handler(). This is host IPC, not WiFi frame processing, so Adjacent/Network do not apply.\nAC:L - The attacker only needs to send a QMI indication/request with a msg_id absent from ath11k_qmi_msg_handlers[]; the missing null terminator makes the OOB walk deterministic. Discovering the client port (ephemeral QRTR range) is fully under attacker control.\nPR:L - AF_QIPCRTR sockets can be created and bound to ephemeral ports without privileges; no CAP_NET_ADMIN is required to send to another local QRTR port. Real root is not required.\nUI:N - Exploitation is a direct local send to the ath11k QMI socket; no victim action is required.\nS:U - Impact is confined to the host kernel's memory/control-flow integrity; there is no VM/IOMMU/security-authority boundary crossing.\nC:H - qmi_invoke_handler() performs an unbounded out-of-bounds read of adjacent kernel memory while scanning for a handler, and a crafted type/msg_id can select a false adjacent handler entry, enabling further disclosure primitives.\nI:H - Matching an out-of-bounds handler descriptor can invoke a garbage function pointer and/or run qmi_decode_message() with attacker-influenced ei/decoded_size, yielding memory corruption and control-flow hijack potential.\nA:H - The same path can soft-lock in an unbounded scan, oops on unmapped access, or crash when a bogus handler is invoked, as confirmed by the sibling ath12k KASAN global-OOB report for the identical terminator bug."}]}], "affected": [{"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "product": "Linux", "versions": [{"status": "affected", "version": "d5c65159f2895379e11ca13f62feabe93278985d", "lessThan": "d5d71de448f36e34592f7c81b5e300d3e8dbb735", "versionType": "git"}, {"status": "affected", "version": "d5c65159f2895379e11ca13f62feabe93278985d", "lessThan": "a10e1530c424bb277b4edc7def0195857a548495", "versionType": "git"}, {"status": "affected", "version": "d5c65159f2895379e11ca13f62feabe93278985d", "lessThan": "ed3725e15a154ebebf44e0c34806c57525483f92", "versionType": "git"}], "programFiles": ["drivers/net/wireless/ath/ath11k/qmi.c"], "defaultStatus": "unaffected"}, {"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "product": "Linux", "versions": [{"status": "affected", "version": "5.6"}, {"status": "unaffected", "version": "0", "lessThan": "5.6", "versionType": "semver"}, {"status": "unaffected", "version": "6.0.16", "versionType": "semver", "lessThanOrEqual": "6.0.*"}, {"status": "unaffected", "version": "6.1.2", "versionType": "semver", "lessThanOrEqual": "6.1.*"}, {"status": "unaffected", "version": "6.2", "versionType": "original_commit_for_fix", "lessThanOrEqual": "*"}], "programFiles": ["drivers/net/wireless/ath/ath11k/qmi.c"], "defaultStatus": "affected"}], "references": [{"url": "https://git.kernel.org/stable/c/d5d71de448f36e34592f7c81b5e300d3e8dbb735"}, {"url": "https://git.kernel.org/stable/c/a10e1530c424bb277b4edc7def0195857a548495"}, {"url": "https://git.kernel.org/stable/c/ed3725e15a154ebebf44e0c34806c57525483f92"}], "x_generator": {"engine": "bippy-1.2.0"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: ath11k: Fix qmi_msg_handler data structure initialization\n\nqmi_msg_handler is required to be null terminated by QMI module.\nThere might be a case where a handler for a msg id is not present in the\nhandlers array which can lead to infinite loop while searching the handler\nand therefore out of bound access in qmi_invoke_handler().\nHence update the initialization in qmi_msg_handler data structure.\n\nTested-on: IPQ8074 hw2.0 AHB WLAN.HK.2.5.0.1-01100-QCAHKSWPL_SILICONZ-1"}], "cpeApplicability": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "6.0.16", "versionStartIncluding": "5.6"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "6.1.2", "versionStartIncluding": "5.6"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "6.2", "versionStartIncluding": "5.6"}], "operator": "OR"}]}], "providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-08-05T08:59:55.262Z"}}}, "cveMetadata": {"cveId": "CVE-2022-50871", "state": "PUBLISHED", "dateUpdated": "2026-10-15T21:41:24.297Z", "dateReserved": "2025-12-30T12:06:07.136Z", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "datePublished": "2025-12-30T12:15:41.372Z", "assignerShortName": "Linux"}, "dataVersion": "5.2"}

{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "Linux", "programFiles": ["drivers/net/wireless/ath/ath11k/qmi.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"lessThan": "d5d71de448f36e34592f7c81b5e300d3e8dbb735", "status": "affected", "version": "d5c65159f2895379e11ca13f62feabe93278985d", "versionType": "git"}, {"lessThan": "a10e1530c424bb277b4edc7def0195857a548495", "status": "affected", "version": "d5c65159f2895379e11ca13f62feabe93278985d", "versionType": "git"}, {"lessThan": "ed3725e15a154ebebf44e0c34806c57525483f92", "status": "affected", "version": "d5c65159f2895379e11ca13f62feabe93278985d", "versionType": "git"}]}, {"defaultStatus": "affected", "product": "Linux", "programFiles": ["drivers/net/wireless/ath/ath11k/qmi.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"status": "affected", "version": "5.6"}, {"lessThan": "5.6", "status": "unaffected", "version": "0", "versionType": "semver"}, {"lessThanOrEqual": "6.0.*", "status": "unaffected", "version": "6.0.16", "versionType": "semver"}, {"lessThanOrEqual": "6.1.*", "status": "unaffected", "version": "6.1.2", "versionType": "semver"}, {"lessThanOrEqual": "*", "status": "unaffected", "version": "6.2", "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\nwifi: ath11k: Fix qmi_msg_handler data structure initialization\n\nqmi_msg_handler is required to be null terminated by QMI module.\nThere might be a case where a handler for a msg id is not present in the\nhandlers array which can lead to infinite loop while searching the handler\nand therefore out of bound access in qmi_invoke_handler().\nHence update the initialization in qmi_msg_handler data structure.\n\nTested-on: IPQ8074 hw2.0 AHB WLAN.HK.2.5.0.1-01100-QCAHKSWPL_SILICONZ-1"}], "id": "CVE-2022-50871", "lastModified": "2026-10-15T22:17:34.393", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 5.9, "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2022-50871", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "total"}], "role": "CISA Coordinator", "timestamp": "2026-10-15T21:32:41.532449Z", "version": "2.0.3"}}]}, "published": "2025-12-30T13:16:02.030", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/a10e1530c424bb277b4edc7def0195857a548495"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/d5d71de448f36e34592f7c81b5e300d3e8dbb735"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/ed3725e15a154ebebf44e0c34806c57525483f92"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Deferred"}

{"bugzilla": {"description": "kernel: wifi: ath11k: Fix qmi_msg_handler data structure initialization", "id": "2426101", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2426101"}, "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-2022-50871", "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": "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": "2025-12-30T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2022-50871\nhttps://nvd.nist.gov/vuln/detail/CVE-2022-50871\nhttps://lore.kernel.org/linux-cve-announce/2025123051-CVE-2022-50871-c4e0@gregkh/T"], "threat_severity": "Important"}

{}