{"id":"CVE-2026-64155","state":"PUBLISHED","title":"wifi: ath11k: fix error path leaks in some WMI WOW calls","description":"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.","publishedAt":"2026-07-19T15:40:43.545Z","updatedAt":"2026-07-19T15:40:43.545Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"79802b13a492d0fdeb922e98628e5ff1a8b74026","status":"affected","lessThan":"d6c7b8d0dc22c0a8743435db8f42d98524b70df3","versionType":"git"},{"version":"79802b13a492d0fdeb922e98628e5ff1a8b74026","status":"affected","lessThan":"cd43d587dd333517c806cd24696e6e1a26b9951e","versionType":"git"},{"version":"79802b13a492d0fdeb922e98628e5ff1a8b74026","status":"affected","lessThan":"3d675896ea03aca631852a2a7e91e6cb8f664967","versionType":"git"},{"version":"79802b13a492d0fdeb922e98628e5ff1a8b74026","status":"affected","lessThan":"008955b1348452de25bc19d6e0f0f673d4cb9a3c","versionType":"git"},{"version":"79802b13a492d0fdeb922e98628e5ff1a8b74026","status":"affected","lessThan":"acde4692afcdaea6de3e2996ddfaeaa7ae6b0130","versionType":"git"},{"version":"79802b13a492d0fdeb922e98628e5ff1a8b74026","status":"affected","lessThan":"d618d322b95c80d5ad7091f35a7193e4050dcc27","versionType":"git"},{"version":"79802b13a492d0fdeb922e98628e5ff1a8b74026","status":"affected","lessThan":"55dda532bbc261aef495e403c8900c5e2ab5fa34","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/wireless/ath/ath11k/wmi.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.11","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.11","versionType":"semver"},{"version":"5.15.209","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.175","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.142","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.92","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.34","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.0.11","status":"unaffected","lessThanOrEqual":"7.0.*","versionType":"semver"},{"version":"7.1","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/wireless/ath/ath11k/wmi.c"]}],"references":["https://git.kernel.org/stable/c/d6c7b8d0dc22c0a8743435db8f42d98524b70df3","https://git.kernel.org/stable/c/cd43d587dd333517c806cd24696e6e1a26b9951e","https://git.kernel.org/stable/c/3d675896ea03aca631852a2a7e91e6cb8f664967","https://git.kernel.org/stable/c/008955b1348452de25bc19d6e0f0f673d4cb9a3c","https://git.kernel.org/stable/c/acde4692afcdaea6de3e2996ddfaeaa7ae6b0130","https://git.kernel.org/stable/c/d618d322b95c80d5ad7091f35a7193e4050dcc27","https://git.kernel.org/stable/c/55dda532bbc261aef495e403c8900c5e2ab5fa34"],"weaknesses":[],"ingestedAt":"2026-10-29T20:12:41.951Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/64xxx/CVE-2026-64155.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-64155","state":"PUBLISHED","datePublished":"2026-07-19T15:40:43.545Z","dateUpdated":"2026-07-19T15:40:43.545Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-07-19T07:54:57.038Z"},"containers":{"cna":{"title":"wifi: ath11k: fix error path leaks in some WMI WOW calls","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":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"79802b13a492d0fdeb922e98628e5ff1a8b74026","status":"affected","lessThan":"d6c7b8d0dc22c0a8743435db8f42d98524b70df3","versionType":"git"},{"version":"79802b13a492d0fdeb922e98628e5ff1a8b74026","status":"affected","lessThan":"cd43d587dd333517c806cd24696e6e1a26b9951e","versionType":"git"},{"version":"79802b13a492d0fdeb922e98628e5ff1a8b74026","status":"affected","lessThan":"3d675896ea03aca631852a2a7e91e6cb8f664967","versionType":"git"},{"version":"79802b13a492d0fdeb922e98628e5ff1a8b74026","status":"affected","lessThan":"008955b1348452de25bc19d6e0f0f673d4cb9a3c","versionType":"git"},{"version":"79802b13a492d0fdeb922e98628e5ff1a8b74026","status":"affected","lessThan":"acde4692afcdaea6de3e2996ddfaeaa7ae6b0130","versionType":"git"},{"version":"79802b13a492d0fdeb922e98628e5ff1a8b74026","status":"affected","lessThan":"d618d322b95c80d5ad7091f35a7193e4050dcc27","versionType":"git"},{"version":"79802b13a492d0fdeb922e98628e5ff1a8b74026","status":"affected","lessThan":"55dda532bbc261aef495e403c8900c5e2ab5fa34","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/wireless/ath/ath11k/wmi.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.11","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.11","versionType":"semver"},{"version":"5.15.209","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.175","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.142","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.92","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.34","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.0.11","status":"unaffected","lessThanOrEqual":"7.0.*","versionType":"semver"},{"version":"7.1","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/wireless/ath/ath11k/wmi.c"]}],"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"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-07-19T15:40:43.545Z"},"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"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}