{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2025-37943", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2025-04-16T04:51:23.972Z", "datePublished": "2025-05-20T15:58:19.607Z", "dateUpdated": "2025-05-26T05:24:13.928Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2025-05-26T05:24:13.928Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: ath12k: Fix invalid data access in ath12k_dp_rx_h_undecap_nwifi\n\nIn certain cases, hardware might provide packets with a\nlength greater than the maximum native Wi-Fi header length.\nThis can lead to accessing and modifying fields in the header\nwithin the ath12k_dp_rx_h_undecap_nwifi function for\nDP_RX_DECAP_TYPE_NATIVE_WIFI decap type and\npotentially resulting in invalid data access and memory corruption.\n\nAdd a sanity check before processing the SKB to prevent invalid\ndata access in the undecap native Wi-Fi function for the\nDP_RX_DECAP_TYPE_NATIVE_WIFI decap type.\n\nTested-on: QCN9274 hw2.0 PCI WLAN.WBE.1.3.1-00173-QCAHKSWPL_SILICONZ-1"}], "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/ath12k/dp_rx.c"], "versions": [{"version": "d889913205cf7ebda905b1e62c5867ed4e39f6c2", "lessThan": "7f1d986da5c6abb75ffe4d0d325fc9b341c41a1c", "status": "affected", "versionType": "git"}, {"version": "d889913205cf7ebda905b1e62c5867ed4e39f6c2", "lessThan": "3abe15e756481c45f6acba3d476cb3ca4afc3b61", "status": "affected", "versionType": "git"}, {"version": "d889913205cf7ebda905b1e62c5867ed4e39f6c2", "lessThan": "6ee653194ddb83674913fd2727b8ecfae0597ade", "status": "affected", "versionType": "git"}, {"version": "d889913205cf7ebda905b1e62c5867ed4e39f6c2", "lessThan": "50be1fb76556e80af9f5da80f28168b6c71bce58", "status": "affected", "versionType": "git"}, {"version": "d889913205cf7ebda905b1e62c5867ed4e39f6c2", "lessThan": "9a0dddfb30f120db3851627935851d262e4e7acb", "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/ath12k/dp_rx.c"], "versions": [{"version": "6.3", "status": "affected"}, {"version": "0", "lessThan": "6.3", "status": "unaffected", "versionType": "semver"}, {"version": "6.6.88", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.12.24", "lessThanOrEqual": "6.12.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.13.12", "lessThanOrEqual": "6.13.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.14.3", "lessThanOrEqual": "6.14.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.15", "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": "6.3", "versionEndExcluding": "6.6.88"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.3", "versionEndExcluding": "6.12.24"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.3", "versionEndExcluding": "6.13.12"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.3", "versionEndExcluding": "6.14.3"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.3", "versionEndExcluding": "6.15"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/7f1d986da5c6abb75ffe4d0d325fc9b341c41a1c"}, {"url": "https://git.kernel.org/stable/c/3abe15e756481c45f6acba3d476cb3ca4afc3b61"}, {"url": "https://git.kernel.org/stable/c/6ee653194ddb83674913fd2727b8ecfae0597ade"}, {"url": "https://git.kernel.org/stable/c/50be1fb76556e80af9f5da80f28168b6c71bce58"}, {"url": "https://git.kernel.org/stable/c/9a0dddfb30f120db3851627935851d262e4e7acb"}], "title": "wifi: ath12k: Fix invalid data access in ath12k_dp_rx_h_undecap_nwifi", "x_generator": {"engine": "bippy-1.2.0"}}}}

{}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: ath12k: Fix invalid data access in ath12k_dp_rx_h_undecap_nwifi\n\nIn certain cases, hardware might provide packets with a\nlength greater than the maximum native Wi-Fi header length.\nThis can lead to accessing and modifying fields in the header\nwithin the ath12k_dp_rx_h_undecap_nwifi function for\nDP_RX_DECAP_TYPE_NATIVE_WIFI decap type and\npotentially resulting in invalid data access and memory corruption.\n\nAdd a sanity check before processing the SKB to prevent invalid\ndata access in the undecap native Wi-Fi function for the\nDP_RX_DECAP_TYPE_NATIVE_WIFI decap type.\n\nTested-on: QCN9274 hw2.0 PCI WLAN.WBE.1.3.1-00173-QCAHKSWPL_SILICONZ-1"}], "id": "CVE-2025-37943", "lastModified": "2025-05-21T20:24:58.133", "metrics": {}, "published": "2025-05-20T16:15:32.133", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/3abe15e756481c45f6acba3d476cb3ca4afc3b61"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/50be1fb76556e80af9f5da80f28168b6c71bce58"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/6ee653194ddb83674913fd2727b8ecfae0597ade"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/7f1d986da5c6abb75ffe4d0d325fc9b341c41a1c"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/9a0dddfb30f120db3851627935851d262e4e7acb"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Awaiting Analysis"}

{"affected_release": [{"advisory": "RHSA-2025:8669", "cpe": "cpe:/o:redhat:enterprise_linux:10.0", "package": "kernel-0:6.12.0-55.16.1.el10_0", "product_name": "Red Hat Enterprise Linux 10", "release_date": "2025-06-09T00:00:00Z"}, {"advisory": "RHSA-2025:8643", "cpe": "cpe:/a:redhat:enterprise_linux:9", "package": "kernel-0:5.14.0-570.21.1.el9_6", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2025-06-09T00:00:00Z"}, {"advisory": "RHSA-2025:8643", "cpe": "cpe:/o:redhat:enterprise_linux:9", "package": "kernel-0:5.14.0-570.21.1.el9_6", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2025-06-09T00:00:00Z"}, {"advisory": "RHSA-2025:9068", "cpe": "cpe:/o:redhat:enterprise_linux:9", "package": "kpatch-patch", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2025-06-16T00:00:00Z"}], "bugzilla": {"description": "kernel: wifi: ath12k: Fix invalid data access in ath12k_dp_rx_h_undecap_nwifi", "id": "2367748", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2367748"}, "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": "verified"}, "cwe": "CWE-253", "details": ["In the Linux kernel, the following vulnerability has been resolved:\nwifi: ath12k: Fix invalid data access in ath12k_dp_rx_h_undecap_nwifi\nIn certain cases, hardware might provide packets with a\nlength greater than the maximum native Wi-Fi header length.\nThis can lead to accessing and modifying fields in the header\nwithin the ath12k_dp_rx_h_undecap_nwifi function for\nDP_RX_DECAP_TYPE_NATIVE_WIFI decap type and\npotentially resulting in invalid data access and memory corruption.\nAdd a sanity check before processing the SKB to prevent invalid\ndata access in the undecap native Wi-Fi function for the\nDP_RX_DECAP_TYPE_NATIVE_WIFI decap type.\nTested-on: QCN9274 hw2.0 PCI WLAN.WBE.1.3.1-00173-QCAHKSWPL_SILICONZ-1"], "mitigation": {"lang": "en:us", "value": "To mitigate this issue, prevent the `ath12k` module from being loaded. Please see https://access.redhat.com/solutions/41278 for how to blacklist a kernel module to prevent it from loading automatically. Note that this will make hardware that uses that chipset unavailable, so this mitigation is not suitable for systems that rely on Qualcomm Wi-Fi 7 network adapters."}, "name": "CVE-2025-37943", "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: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-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2025-05-20T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2025-37943\nhttps://nvd.nist.gov/vuln/detail/CVE-2025-37943\nhttps://lore.kernel.org/linux-cve-announce/2025052043-CVE-2025-37943-9cf8@gregkh/T"], "statement": "This vulnerability in the ath12k driver can be exploited when hardware which uses that driver provides malformed packets, specifically packets with a header length longer than permitted by the Wi-Fi specification. An attacker who can generate packets to be processed by this driver could exploit this flaw to alter kernel memory, resulting in the ability to escalate their privileges or otherwise compromise system integrity and stability.\nThese drivers are not included in Red Hat Enterprise Linux 8 and previous, so those systems are unaffected.", "threat_severity": "Important"}