CVE-2025-38647

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2025-38647", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2025-04-16T04:51:24.030Z", "datePublished": "2025-08-22T16:00:52.106Z", "dateUpdated": "2026-05-11T21:32:15.955Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-05-11T21:32:15.955Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: rtw89: sar: drop lockdep assertion in rtw89_set_sar_from_acpi\n\nThe following assertion is triggered on the rtw89 driver startup. It\nlooks meaningless to hold wiphy lock on the early init stage so drop the\nassertion.\n\n WARNING: CPU: 7 PID: 629 at drivers/net/wireless/realtek/rtw89/sar.c:502 rtw89_set_sar_from_acpi+0x365/0x4d0 [rtw89_core]\n CPU: 7 UID: 0 PID: 629 Comm: (udev-worker) Not tainted 6.15.0+ #29 PREEMPT(lazy)\n Hardware name: LENOVO 21D0/LNVNB161216, BIOS J6CN50WW 09/27/2024\n RIP: 0010:rtw89_set_sar_from_acpi+0x365/0x4d0 [rtw89_core]\n Call Trace:\n <TASK>\n rtw89_sar_init+0x68/0x2c0 [rtw89_core]\n rtw89_core_init+0x188e/0x1e50 [rtw89_core]\n rtw89_pci_probe+0x530/0xb50 [rtw89_pci]\n local_pci_probe+0xd9/0x190\n pci_call_probe+0x183/0x540\n pci_device_probe+0x171/0x2c0\n really_probe+0x1e1/0x890\n __driver_probe_device+0x18c/0x390\n driver_probe_device+0x4a/0x120\n __driver_attach+0x1a0/0x530\n bus_for_each_dev+0x10b/0x190\n bus_add_driver+0x2eb/0x540\n driver_register+0x1a3/0x3a0\n do_one_initcall+0xd5/0x450\n do_init_module+0x2cc/0x8f0\n init_module_from_file+0xe1/0x150\n idempotent_init_module+0x226/0x760\n __x64_sys_finit_module+0xcd/0x150\n do_syscall_64+0x94/0x380\n entry_SYSCALL_64_after_hwframe+0x76/0x7e\n\nFound by Linux Verification Center (linuxtesting.org)."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/net/wireless/realtek/rtw89/sar.c"], "versions": [{"version": "88ca3107d2ce06448018e0571f7c0f1b40f57b55", "lessThan": "f7ac6df92eee030151476078069dc3eb0002dfb0", "status": "affected", "versionType": "git"}, {"version": "88ca3107d2ce06448018e0571f7c0f1b40f57b55", "lessThan": "6fe21445f7e801de5527d420f8e25e97b0cdd7e2", "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/realtek/rtw89/sar.c"], "versions": [{"version": "6.16", "status": "affected"}, {"version": "0", "lessThan": "6.16", "status": "unaffected", "versionType": "semver"}, {"version": "6.16.1", "lessThanOrEqual": "6.16.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.17", "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": "6.16", "versionEndExcluding": "6.16.1"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.16", "versionEndExcluding": "6.17"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/f7ac6df92eee030151476078069dc3eb0002dfb0"}, {"url": "https://git.kernel.org/stable/c/6fe21445f7e801de5527d420f8e25e97b0cdd7e2"}], "title": "wifi: rtw89: sar: drop lockdep assertion in rtw89_set_sar_from_acpi", "x_generator": {"engine": "bippy-1.2.0"}}}}

{}

{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "Linux", "programFiles": ["drivers/net/wireless/realtek/rtw89/sar.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"lessThan": "f7ac6df92eee030151476078069dc3eb0002dfb0", "status": "affected", "version": "88ca3107d2ce06448018e0571f7c0f1b40f57b55", "versionType": "git"}, {"lessThan": "6fe21445f7e801de5527d420f8e25e97b0cdd7e2", "status": "affected", "version": "88ca3107d2ce06448018e0571f7c0f1b40f57b55", "versionType": "git"}]}, {"defaultStatus": "affected", "product": "Linux", "programFiles": ["drivers/net/wireless/realtek/rtw89/sar.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"status": "affected", "version": "6.16"}, {"lessThan": "6.16", "status": "unaffected", "version": "0", "versionType": "semver"}, {"lessThanOrEqual": "6.16.*", "status": "unaffected", "version": "6.16.1", "versionType": "semver"}, {"lessThanOrEqual": "*", "status": "unaffected", "version": "6.17", "versionType": "original_commit_for_fix"}]}], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:6.16:*:*:*:*:*:*:*", "matchCriteriaId": "D6BFC4F7-7099-4420-AF39-DD1CEABB8DF9", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: rtw89: sar: drop lockdep assertion in rtw89_set_sar_from_acpi\n\nThe following assertion is triggered on the rtw89 driver startup. It\nlooks meaningless to hold wiphy lock on the early init stage so drop the\nassertion.\n\n WARNING: CPU: 7 PID: 629 at drivers/net/wireless/realtek/rtw89/sar.c:502 rtw89_set_sar_from_acpi+0x365/0x4d0 [rtw89_core]\n CPU: 7 UID: 0 PID: 629 Comm: (udev-worker) Not tainted 6.15.0+ #29 PREEMPT(lazy)\n Hardware name: LENOVO 21D0/LNVNB161216, BIOS J6CN50WW 09/27/2024\n RIP: 0010:rtw89_set_sar_from_acpi+0x365/0x4d0 [rtw89_core]\n Call Trace:\n <TASK>\n rtw89_sar_init+0x68/0x2c0 [rtw89_core]\n rtw89_core_init+0x188e/0x1e50 [rtw89_core]\n rtw89_pci_probe+0x530/0xb50 [rtw89_pci]\n local_pci_probe+0xd9/0x190\n pci_call_probe+0x183/0x540\n pci_device_probe+0x171/0x2c0\n really_probe+0x1e1/0x890\n __driver_probe_device+0x18c/0x390\n driver_probe_device+0x4a/0x120\n __driver_attach+0x1a0/0x530\n bus_for_each_dev+0x10b/0x190\n bus_add_driver+0x2eb/0x540\n driver_register+0x1a3/0x3a0\n do_one_initcall+0xd5/0x450\n do_init_module+0x2cc/0x8f0\n init_module_from_file+0xe1/0x150\n idempotent_init_module+0x226/0x760\n __x64_sys_finit_module+0xcd/0x150\n do_syscall_64+0x94/0x380\n entry_SYSCALL_64_after_hwframe+0x76/0x7e\n\nFound by Linux Verification Center (linuxtesting.org)."}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: wifi: rtw89: sar: se omite la aserci\u00f3n lockdep en rtw89_set_sar_from_acpi. La siguiente aserci\u00f3n se activa al iniciar el controlador rtw89. Parece in\u00fatil mantener el bloqueo de wiphy en la fase inicial, por lo que se omite la aserci\u00f3n. ADVERTENCIA: CPU: 7 PID: 629 en drivers/net/wireless/realtek/rtw89/sar.c:502 rtw89_set_sar_from_acpi+0x365/0x4d0 [rtw89_core] CPU: 7 UID: 0 PID: 629 Comm: (udev-worker) No contaminado 6.15.0+ #29 PREEMPT(lazy) Nombre del hardware: LENOVO 21D0/LNVNB161216, BIOS J6CN50WW 27/09/2024 RIP: 0010:rtw89_set_sar_from_acpi+0x365/0x4d0 [rtw89_core] Rastreo de llamadas: rtw89_sar_init+0x68/0x2c0 [rtw89_core] rtw89_core_init+0x188e/0x1e50 [rtw89_core] rtw89_pci_probe+0x530/0xb50 [rtw89_pci] local_pci_probe+0xd9/0x190 pci_call_probe+0x183/0x540 pci_device_probe+0x171/0x2c0 really_probe+0x1e1/0x890 __driver_probe_device+0x18c/0x390 driver_probe_device+0x4a/0x120 __driver_attach+0x1a0/0x530 bus_for_each_dev+0x10b/0x190 bus_add_driver+0x2eb/0x540 driver_register+0x1a3/0x3a0 do_one_initcall+0xd5/0x450 do_init_module+0x2cc/0x8f0 init_module_from_file+0xe1/0x150 idempotent_init_module+0x226/0x760 __x64_sys_finit_module+0xcd/0x150 do_syscall_64+0x94/0x380 entry_SYSCALL_64_after_hwframe+0x76/0x7e Encontrado por el Centro de verificaci\u00f3n de Linux (linuxtesting.org)."}], "id": "CVE-2025-38647", "lastModified": "2026-06-17T09:17:17.873", "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": "2025-08-22T16:15:39.337", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/6fe21445f7e801de5527d420f8e25e97b0cdd7e2"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/f7ac6df92eee030151476078069dc3eb0002dfb0"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "NVD-CWE-noinfo"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "kernel: wifi: rtw89: sar: drop lockdep assertion in rtw89_set_sar_from_acpi", "id": "2390394", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2390394"}, "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": "draft"}, "cwe": "CWE-413", "details": ["In the Linux kernel, the following vulnerability has been resolved:\nwifi: rtw89: sar: drop lockdep assertion in rtw89_set_sar_from_acpi\nThe following assertion is triggered on the rtw89 driver startup. It\nlooks meaningless to hold wiphy lock on the early init stage so drop the\nassertion.\nWARNING: CPU: 7 PID: 629 at drivers/net/wireless/realtek/rtw89/sar.c:502 rtw89_set_sar_from_acpi+0x365/0x4d0 [rtw89_core]\nCPU: 7 UID: 0 PID: 629 Comm: (udev-worker) Not tainted 6.15.0+ #29 PREEMPT(lazy)\nHardware name: LENOVO 21D0/LNVNB161216, BIOS J6CN50WW 09/27/2024\nRIP: 0010:rtw89_set_sar_from_acpi+0x365/0x4d0 [rtw89_core]\nCall Trace:\n<TASK>\nrtw89_sar_init+0x68/0x2c0 [rtw89_core]\nrtw89_core_init+0x188e/0x1e50 [rtw89_core]\nrtw89_pci_probe+0x530/0xb50 [rtw89_pci]\nlocal_pci_probe+0xd9/0x190\npci_call_probe+0x183/0x540\npci_device_probe+0x171/0x2c0\nreally_probe+0x1e1/0x890\n__driver_probe_device+0x18c/0x390\ndriver_probe_device+0x4a/0x120\n__driver_attach+0x1a0/0x530\nbus_for_each_dev+0x10b/0x190\nbus_add_driver+0x2eb/0x540\ndriver_register+0x1a3/0x3a0\ndo_one_initcall+0xd5/0x450\ndo_init_module+0x2cc/0x8f0\ninit_module_from_file+0xe1/0x150\nidempotent_init_module+0x226/0x760\n__x64_sys_finit_module+0xcd/0x150\ndo_syscall_64+0x94/0x380\nentry_SYSCALL_64_after_hwframe+0x76/0x7e\nFound by Linux Verification Center (linuxtesting.org)."], "name": "CVE-2025-38647", "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": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2025-08-22T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2025-38647\nhttps://nvd.nist.gov/vuln/detail/CVE-2025-38647\nhttps://lore.kernel.org/linux-cve-announce/2025082236-CVE-2025-38647-af0d@gregkh/T"], "threat_severity": "Moderate"}

{"created": "2025-08-23T10:55:17.042932+00:00", "updated": "2025-08-23T10:55:17.043024+00:00", "vendors": ["linux", "linux$PRODUCT$linux_kernel"]}