CVE-2026-68410

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The tool is still under development and is not yet publicly\navailable. Manual inspection confirms that the bug is still present in\nthe current wireless tree.\n\nAn x86_64 allyesconfig build showed no new warnings. As we do not have\ncompatible Libertas USB hardware for exercising this firmware-download\npath, no runtime testing was able to be performed."}], "id": "CVE-2026-68410", "lastModified": "2026-11-06T17:19:32.120", "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-68410", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-11-06T16:48:53.202646Z", "version": "2.0.3"}}]}, "published": "2026-08-10T13:20:34.660", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/63c2391deefb31e1b801b7f32bd502ca4808639b"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/644640cde2fb216e6567de5eee780a38dbc95928"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/6c1f54a04813676c5a2150d99331c8d21f199374"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/6cda91bbb8dc3d22ef0323008a12dcf73a5129da"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/7f28722b3e4e0c8d49c859fea4a9b1fa13b5ae06"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/ce829286f4935f1eb6b5dcb64da02910ce149c76"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/d497b7566e74920acfe283dd6b2cbf1682890796"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/eaeb1d74a47fc4864f2c754c0b9d654a9b7dc55c"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Received"}

{"bugzilla": {"description": "kernel: Linux kernel: Memory leak in Libertas Wi-Fi driver's firmware handling", "id": "2513172", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2513172"}, "csaw": false, "cvss3": {"cvss3_base_score": "4.7", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H", "status": "draft"}, "cwe": "CWE-772", "details": ["In the Linux kernel, the following vulnerability has been resolved:\nwifi: libertas: fix memory leak in helper_firmware_cb()\nhelper_firmware_cb() neglects to free the single-stage firmware image\nafter a successful async load, leading to a memory leak in the USB\nfirmware-download path.\nFix this memory leak by calling release_firmware() immediately after\nlbs_fw_loaded() returns.\nThe bug was first flagged by an experimental analysis tool we are\ndeveloping for kernel memory-management bugs while analyzing\nv6.13-rc1. The tool is still under development and is not yet publicly\navailable. Manual inspection confirms that the bug is still present in\nthe current wireless tree.\nAn x86_64 allyesconfig build showed no new warnings. As we do not have\ncompatible Libertas USB hardware for exercising this firmware-download\npath, no runtime testing was able to be performed.", "A flaw was found in the Linux kernel's Libertas Wi-Fi driver. The `helper_firmware_cb()` function neglects to free a single-stage firmware image after a successful asynchronous load. This leads to a memory leak in the USB firmware-download path. This issue could potentially lead to system instability or a denial of service (DoS) due to resource exhaustion."], "name": "CVE-2026-68410", "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": "Fix deferred", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Fix deferred", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Fix deferred", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Fix deferred", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/a:redhat:enterprise_linux_nvidia:", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux for NVIDIA 26"}, {"cpe": "cpe:/a:redhat:openshift:4", "fix_state": "Fix deferred", "package_name": "rhcos", "product_name": "Red Hat OpenShift Container Platform 4"}], "public_date": "2026-08-10T12:04:30Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-68410\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-68410\nhttps://git.kernel.org/stable/c/63c2391deefb31e1b801b7f32bd502ca4808639b\nhttps://git.kernel.org/stable/c/644640cde2fb216e6567de5eee780a38dbc95928\nhttps://git.kernel.org/stable/c/6cda91bbb8dc3d22ef0323008a12dcf73a5129da\nhttps://git.kernel.org/stable/c/d497b7566e74920acfe283dd6b2cbf1682890796\nhttps://git.kernel.org/stable/c/eaeb1d74a47fc4864f2c754c0b9d654a9b7dc55c"], "threat_severity": "Moderate"}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[1dfba3060fe7ee03ccec25a91d35085142dfc295,d497b7566e74920acfe283dd6b2cbf1682890796)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[1dfba3060fe7ee03ccec25a91d35085142dfc295,eaeb1d74a47fc4864f2c754c0b9d654a9b7dc55c)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[1dfba3060fe7ee03ccec25a91d35085142dfc295,6cda91bbb8dc3d22ef0323008a12dcf73a5129da)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[1dfba3060fe7ee03ccec25a91d35085142dfc295,644640cde2fb216e6567de5eee780a38dbc95928)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[1dfba3060fe7ee03ccec25a91d35085142dfc295,63c2391deefb31e1b801b7f32bd502ca4808639b)"}}], "enrichment": {"confidence": 99.0, "confidence_source": "inferred", "scores": [{"score": 99.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "Linux", "source": "cna", "vendor": "Linux"}, "product": "linux_kernel", "vendor": "linux"}, {"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "3.13"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[0,3.13)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[6.6.148,6.6.*]"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[6.12.101,6.12.*]"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[6.18.42,6.18.*]"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[7.1.6,7.1.*]"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[7.2-rc4,*]"}}], "enrichment": {"confidence": 99.0, "confidence_source": "inferred", "scores": [{"score": 99.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "Linux", "source": "cna", "vendor": "Linux"}, "product": "linux_kernel", "vendor": "linux"}], "created": "2026-08-10T16:15:04.433473+00:00", "updated": "2026-08-13T03:15:12.160430+00:00", "vendors": ["linux", "linux$PRODUCT$linux_kernel"]}