CVE-2026-68349

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{"bugzilla": {"description": "kernel: Linux kernel: carl9170 Wi-Fi driver buffer overflow causes system crash", "id": "2513348", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2513348"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.9", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H", "status": "draft"}, "cwe": "CWE-120", "details": ["In the Linux kernel, the following vulnerability has been resolved:\nwifi: carl9170: fix buffer overflow in rx_stream failover path\nThe failover continuation in carl9170_rx_stream() copies the full tlen\nfrom the second USB transfer instead of capping at rx_failover_missing\nbytes. When both transfers are near maximum size, the total exceeds the\n65535-byte failover SKB, triggering skb_over_panic.\nLimit the copy size to the missing byte count.\n[Fix checkpatch CHECK:PARENTHESIS_ALIGNMENT]", "A flaw was found in the Linux kernel, specifically within the `carl9170` Wi-Fi driver. This vulnerability is a buffer overflow that occurs in the `rx_stream` failover path. When processing certain USB transfers, the driver attempts to copy more data than its allocated buffer can hold. This can lead to a system crash, resulting in a Denial of Service (DoS) for the affected system."], "name": "CVE-2026-68349", "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": "Affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "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"}, {"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": "Affected", "package_name": "rhcos", "product_name": "Red Hat OpenShift Container Platform 4"}], "public_date": "2026-08-10T12:03:26Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-68349\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-68349\nhttps://git.kernel.org/stable/c/21f59906ea75618fdd46a7e32754d54fbee083ea\nhttps://git.kernel.org/stable/c/4503829843353dbb18b879c35be1cdfc9af677b7\nhttps://git.kernel.org/stable/c/5acfa18de66b6089b81c1c0bf1a3ae3c940ec39e\nhttps://git.kernel.org/stable/c/a1a21995c2e1cc2ca6b2226cfe4f5f018370182a\nhttps://git.kernel.org/stable/c/b9dfee5e63ee9b5c47be9e344ebc5bd3f43fca78"], "threat_severity": "Important"}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[a84fab3cbfdc427e7d366f1cc844f27b2084c26c,5acfa18de66b6089b81c1c0bf1a3ae3c940ec39e)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[a84fab3cbfdc427e7d366f1cc844f27b2084c26c,b9dfee5e63ee9b5c47be9e344ebc5bd3f43fca78)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[a84fab3cbfdc427e7d366f1cc844f27b2084c26c,4503829843353dbb18b879c35be1cdfc9af677b7)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[a84fab3cbfdc427e7d366f1cc844f27b2084c26c,21f59906ea75618fdd46a7e32754d54fbee083ea)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[a84fab3cbfdc427e7d366f1cc844f27b2084c26c,a1a21995c2e1cc2ca6b2226cfe4f5f018370182a)"}}], "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": "semver", "value": "2.6.37"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[0,2.6.37)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[6.6.148,6.7.0]"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[6.12.101,6.13.0]"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[7.1.6,7.2.0]"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[7.2-rc5,*]"}}], "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": "2026-08-10T16:45:03.477381+00:00", "updated": "2026-08-13T06:45:04.713397+00:00", "vendors": ["linux", "linux$PRODUCT$linux_kernel"]}