{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2024-40977", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2024-07-12T12:17:45.603Z", "datePublished": "2024-07-12T12:32:13.447Z", "dateUpdated": "2024-11-05T09:34:20.820Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2024-11-05T09:34:20.820Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mt76: mt7921s: fix potential hung tasks during chip recovery\n\nDuring chip recovery (e.g. chip reset), there is a possible situation that\nkernel worker reset_work is holding the lock and waiting for kernel thread\nstat_worker to be parked, while stat_worker is waiting for the release of\nthe same lock.\nIt causes a deadlock resulting in the dumping of hung tasks messages and\npossible rebooting of the device.\n\nThis patch prevents the execution of stat_worker during the chip recovery."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/net/wireless/mediatek/mt76/mt7921/mac.c", "drivers/net/wireless/mediatek/mt76/mt7921/pci_mac.c", "drivers/net/wireless/mediatek/mt76/mt7921/sdio_mac.c", "drivers/net/wireless/mediatek/mt76/sdio.c"], "versions": [{"version": "1da177e4c3f4", "lessThan": "0b81faa05b0b", "status": "affected", "versionType": "git"}, {"version": "1da177e4c3f4", "lessThan": "85edd783f453", "status": "affected", "versionType": "git"}, {"version": "1da177e4c3f4", "lessThan": "e974dd4c22a2", "status": "affected", "versionType": "git"}, {"version": "1da177e4c3f4", "lessThan": "ecf0b2b8a37c", "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/mediatek/mt76/mt7921/mac.c", "drivers/net/wireless/mediatek/mt76/mt7921/pci_mac.c", "drivers/net/wireless/mediatek/mt76/mt7921/sdio_mac.c", "drivers/net/wireless/mediatek/mt76/sdio.c"], "versions": [{"version": "6.1.96", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.6.36", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.9.7", "lessThanOrEqual": "6.9.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.10", "lessThanOrEqual": "*", "status": "unaffected", "versionType": "original_commit_for_fix"}]}], "references": [{"url": "https://git.kernel.org/stable/c/0b81faa05b0b9feb3ae2d69be1d21f0d126ecb08"}, {"url": "https://git.kernel.org/stable/c/85edd783f4539a994d66c4c014d5858f490b7a02"}, {"url": "https://git.kernel.org/stable/c/e974dd4c22a23ec3ce579fb6d31a674ac0435da9"}, {"url": "https://git.kernel.org/stable/c/ecf0b2b8a37c8464186620bef37812a117ff6366"}], "title": "wifi: mt76: mt7921s: fix potential hung tasks during chip recovery", "x_generator": {"engine": "bippy-9e1c9544281a"}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T04:39:55.879Z"}, "title": "CVE Program Container", "references": [{"url": "https://git.kernel.org/stable/c/0b81faa05b0b9feb3ae2d69be1d21f0d126ecb08", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/85edd783f4539a994d66c4c014d5858f490b7a02", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/e974dd4c22a23ec3ce579fb6d31a674ac0435da9", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/ecf0b2b8a37c8464186620bef37812a117ff6366", "tags": ["x_transferred"]}]}, {"metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2024-40977", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2024-09-10T17:02:34.340786Z"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-09-11T17:34:21.862Z"}}]}}

{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2024-40977", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2024-07-12T12:17:45.603Z", "datePublished": "2024-07-12T12:32:13.447Z", "dateUpdated": "2024-08-02T04:39:55.879Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2024-07-15T06:52:39.563Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mt76: mt7921s: fix potential hung tasks during chip recovery\n\nDuring chip recovery (e.g. chip reset), there is a possible situation that\nkernel worker reset_work is holding the lock and waiting for kernel thread\nstat_worker to be parked, while stat_worker is waiting for the release of\nthe same lock.\nIt causes a deadlock resulting in the dumping of hung tasks messages and\npossible rebooting of the device.\n\nThis patch prevents the execution of stat_worker during the chip recovery."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/net/wireless/mediatek/mt76/mt7921/mac.c", "drivers/net/wireless/mediatek/mt76/mt7921/pci_mac.c", "drivers/net/wireless/mediatek/mt76/mt7921/sdio_mac.c", "drivers/net/wireless/mediatek/mt76/sdio.c"], "versions": [{"version": "1da177e4c3f4", "lessThan": "0b81faa05b0b", "status": "affected", "versionType": "git"}, {"version": "1da177e4c3f4", "lessThan": "85edd783f453", "status": "affected", "versionType": "git"}, {"version": "1da177e4c3f4", "lessThan": "e974dd4c22a2", "status": "affected", "versionType": "git"}, {"version": "1da177e4c3f4", "lessThan": "ecf0b2b8a37c", "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/mediatek/mt76/mt7921/mac.c", "drivers/net/wireless/mediatek/mt76/mt7921/pci_mac.c", "drivers/net/wireless/mediatek/mt76/mt7921/sdio_mac.c", "drivers/net/wireless/mediatek/mt76/sdio.c"], "versions": [{"version": "6.1.96", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "custom"}, {"version": "6.6.36", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "custom"}, {"version": "6.9.7", "lessThanOrEqual": "6.9.*", "status": "unaffected", "versionType": "custom"}, {"version": "6.10", "lessThanOrEqual": "*", "status": "unaffected", "versionType": "original_commit_for_fix"}]}], "references": [{"url": "https://git.kernel.org/stable/c/0b81faa05b0b9feb3ae2d69be1d21f0d126ecb08"}, {"url": "https://git.kernel.org/stable/c/85edd783f4539a994d66c4c014d5858f490b7a02"}, {"url": "https://git.kernel.org/stable/c/e974dd4c22a23ec3ce579fb6d31a674ac0435da9"}, {"url": "https://git.kernel.org/stable/c/ecf0b2b8a37c8464186620bef37812a117ff6366"}], "title": "wifi: mt76: mt7921s: fix potential hung tasks during chip recovery", "x_generator": {"engine": "bippy-c9c4e1df01b2"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2024-40977", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2024-09-10T17:02:34.340786Z"}}}], "providerMetadata": {"shortName": "CISA-ADP", "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "dateUpdated": "2024-09-11T12:42:22.222Z"}, "title": "CISA ADP Vulnrichment"}]}}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "35AF7215-0096-45EB-86C7-28C9322438E1", "versionEndExcluding": "6.1.96", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "E1046C95-860A-45B0-B718-2B29F65BFF10", "versionEndExcluding": "6.6.36", "versionStartIncluding": "6.2", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "0A047AF2-94AC-4A3A-B32D-6AB930D8EF1C", "versionEndExcluding": "6.9.7", "versionStartIncluding": "6.7", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mt76: mt7921s: fix potential hung tasks during chip recovery\n\nDuring chip recovery (e.g. chip reset), there is a possible situation that\nkernel worker reset_work is holding the lock and waiting for kernel thread\nstat_worker to be parked, while stat_worker is waiting for the release of\nthe same lock.\nIt causes a deadlock resulting in the dumping of hung tasks messages and\npossible rebooting of the device.\n\nThis patch prevents the execution of stat_worker during the chip recovery."}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: wifi: mt76: mt7921s: soluciona posibles tareas bloqueadas durante la recuperaci\u00f3n del chip Durante la recuperaci\u00f3n del chip (por ejemplo, reinicio del chip), existe una posible situaci\u00f3n en la que el trabajador del kernel reset_work est\u00e9 manteniendo el bloqueo y esperando. El hilo del kernel stat_worker se estacionar\u00e1, mientras stat_worker est\u00e1 esperando la liberaci\u00f3n del mismo bloqueo. Provoca un punto muerto que resulta en el volcado de mensajes de tareas colgadas y un posible reinicio del dispositivo. Este parche evita la ejecuci\u00f3n de stat_worker durante la recuperaci\u00f3n del chip."}], "id": "CVE-2024-40977", "lastModified": "2024-11-21T09:31:59.437", "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": "2024-07-12T13:15:19.143", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/0b81faa05b0b9feb3ae2d69be1d21f0d126ecb08"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/85edd783f4539a994d66c4c014d5858f490b7a02"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/e974dd4c22a23ec3ce579fb6d31a674ac0435da9"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/ecf0b2b8a37c8464186620bef37812a117ff6366"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/0b81faa05b0b9feb3ae2d69be1d21f0d126ecb08"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/85edd783f4539a994d66c4c014d5858f490b7a02"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/e974dd4c22a23ec3ce579fb6d31a674ac0435da9"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/ecf0b2b8a37c8464186620bef37812a117ff6366"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-667"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"affected_release": [{"advisory": "RHSA-2024:7001", "cpe": "cpe:/a:redhat:enterprise_linux:8::nfv", "package": "kernel-rt-0:4.18.0-553.22.1.rt7.363.el8_10", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2024-09-24T00:00:00Z"}, {"advisory": "RHSA-2024:7000", "cpe": "cpe:/o:redhat:enterprise_linux:8", "package": "kernel-0:4.18.0-553.22.1.el8_10", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2024-09-24T00:00:00Z"}, {"advisory": "RHSA-2024:8617", "cpe": "cpe:/a:redhat:enterprise_linux:9", "package": "kernel-0:5.14.0-427.42.1.el9_4", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2024-10-30T00:00:00Z"}, {"advisory": "RHSA-2024:8617", "cpe": "cpe:/o:redhat:enterprise_linux:9", "package": "kernel-0:5.14.0-427.42.1.el9_4", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2024-10-30T00:00:00Z"}], "bugzilla": {"description": "kernel: wifi: mt76: mt7921s: fix potential hung tasks during chip recovery", "id": "2297561", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2297561"}, "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": "verified"}, "cwe": "CWE-833", "details": ["In the Linux kernel, the following vulnerability has been resolved:\nwifi: mt76: mt7921s: fix potential hung tasks during chip recovery\nDuring chip recovery (e.g. chip reset), there is a possible situation that\nkernel worker reset_work is holding the lock and waiting for kernel thread\nstat_worker to be parked, while stat_worker is waiting for the release of\nthe same lock.\nIt causes a deadlock resulting in the dumping of hung tasks messages and\npossible rebooting of the device.\nThis patch prevents the execution of stat_worker during the chip recovery.", "A vulnerability was found in the Linux kernel's mt76 driver for the mt7921s chip, where a potential deadlock could occur during chip recovery. This situation arises when the kernel worker reset_work holds a lock while waiting for the stat_worker thread, which is simultaneously waiting for the same lock to be released, which leads to hung tasks and may even result in device reboots."], "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-2024-40977", "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:9", "fix_state": "Affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2024-07-12T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2024-40977\nhttps://nvd.nist.gov/vuln/detail/CVE-2024-40977\nhttps://lore.kernel.org/linux-cve-announce/2024071230-CVE-2024-40977-07c8@gregkh/T"], "threat_severity": "Moderate", "upstream_fix": "kernel 6.1.96, kernel 6.6.36, kernel 6.9.7, kernel 6.10-rc1"}