{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-64155", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-07-19T07:54:57.038Z", "datePublished": "2026-07-19T15:40:43.545Z", "dateUpdated": "2026-07-19T15:40:43.545Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-07-19T15:40:43.545Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: ath11k: fix error path leaks in some WMI WOW calls\n\nFix two instances where we used to directly return the result of\nath11k_wmi_cmd_send(...). Because we did not check the return value, we\nalso did not free the skb in the error path."}], "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/ath11k/wmi.c"], "versions": [{"version": "79802b13a492d0fdeb922e98628e5ff1a8b74026", "lessThan": "d6c7b8d0dc22c0a8743435db8f42d98524b70df3", "status": "affected", "versionType": "git"}, {"version": "79802b13a492d0fdeb922e98628e5ff1a8b74026", "lessThan": "cd43d587dd333517c806cd24696e6e1a26b9951e", "status": "affected", "versionType": "git"}, {"version": "79802b13a492d0fdeb922e98628e5ff1a8b74026", "lessThan": "3d675896ea03aca631852a2a7e91e6cb8f664967", "status": "affected", "versionType": "git"}, {"version": "79802b13a492d0fdeb922e98628e5ff1a8b74026", "lessThan": "008955b1348452de25bc19d6e0f0f673d4cb9a3c", "status": "affected", "versionType": "git"}, {"version": "79802b13a492d0fdeb922e98628e5ff1a8b74026", "lessThan": "acde4692afcdaea6de3e2996ddfaeaa7ae6b0130", "status": "affected", "versionType": "git"}, {"version": "79802b13a492d0fdeb922e98628e5ff1a8b74026", "lessThan": "d618d322b95c80d5ad7091f35a7193e4050dcc27", "status": "affected", "versionType": "git"}, {"version": "79802b13a492d0fdeb922e98628e5ff1a8b74026", "lessThan": "55dda532bbc261aef495e403c8900c5e2ab5fa34", "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/ath11k/wmi.c"], "versions": [{"version": "5.11", "status": "affected"}, {"version": "0", "lessThan": "5.11", "status": "unaffected", "versionType": "semver"}, {"version": "5.15.209", "lessThanOrEqual": "5.15.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.1.175", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.6.142", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.12.92", "lessThanOrEqual": "6.12.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.18.34", "lessThanOrEqual": "6.18.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.0.11", "lessThanOrEqual": "7.0.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.1", "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": "5.11", "versionEndExcluding": "5.15.209"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.11", "versionEndExcluding": "6.1.175"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.11", "versionEndExcluding": "6.6.142"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.11", "versionEndExcluding": "6.12.92"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.11", "versionEndExcluding": "6.18.34"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.11", "versionEndExcluding": "7.0.11"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.11", "versionEndExcluding": "7.1"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/d6c7b8d0dc22c0a8743435db8f42d98524b70df3"}, {"url": "https://git.kernel.org/stable/c/cd43d587dd333517c806cd24696e6e1a26b9951e"}, {"url": "https://git.kernel.org/stable/c/3d675896ea03aca631852a2a7e91e6cb8f664967"}, {"url": "https://git.kernel.org/stable/c/008955b1348452de25bc19d6e0f0f673d4cb9a3c"}, {"url": "https://git.kernel.org/stable/c/acde4692afcdaea6de3e2996ddfaeaa7ae6b0130"}, {"url": "https://git.kernel.org/stable/c/d618d322b95c80d5ad7091f35a7193e4050dcc27"}, {"url": "https://git.kernel.org/stable/c/55dda532bbc261aef495e403c8900c5e2ab5fa34"}], "title": "wifi: ath11k: fix error path leaks in some WMI WOW calls", "x_generator": {"engine": "bippy-1.2.0"}}}}

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{"bugzilla": {"description": "kernel: wifi: ath11k: fix error path leaks in some WMI WOW calls", "id": "2502602", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2502602"}, "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-772", "details": ["A flaw was found in the Linux kernel's ath11k Wi-Fi driver. This vulnerability is caused by improper error handling in certain Wireless Management Interface (WMI) Wake-on-Wireless (WOW) calls. Specifically, the ath11k_wmi_cmd_send function did not properly free socket buffers (skb) in error paths, leading to a resource leak. This resource leak could potentially lead to system instability or a denial of service."], "name": "CVE-2026-64155", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Fix deferred", "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"}], "public_date": "2026-07-19T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-64155\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-64155\nhttps://lore.kernel.org/linux-cve-announce/2026071932-CVE-2026-64155-7dde@gregkh/T"], "threat_severity": "Low"}

{}