{"api_version":"1","generated_at":"2026-07-20T14:43:06+00:00","cve":"CVE-2026-64171","urls":{"html":"https://cve.report/CVE-2026-64171","api":"https://cve.report/api/cve/CVE-2026-64171.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-64171","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-64171"},"summary":{"title":"i2c: tegra: fix pm_runtime leak on mutex_lock failure","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ni2c: tegra: fix pm_runtime leak on mutex_lock failure\n\nIf tegra_i2c_mutex_lock() fails, the function returns without calling\npm_runtime_put(), leaking the runtime PM reference acquired by the\npreceding pm_runtime_get_sync(). This prevents the device from ever\nentering runtime suspend.\n\nAdd the missing pm_runtime_put() before returning on lock failure.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-07-19 16:17:59","updated_at":"2026-07-19 16:17:59"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/57cf4e8d6a57dc2ef5810f4852a23ba4c71b74bb","name":"https://git.kernel.org/stable/c/57cf4e8d6a57dc2ef5810f4852a23ba4c71b74bb","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/8f7ed203b39004c02479a9156089d87d1ac2c1d8","name":"https://git.kernel.org/stable/c/8f7ed203b39004c02479a9156089d87d1ac2c1d8","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-64171","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-64171","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6077cfd716fbd4d1f2a3702e49ae8bf65c072685 8f7ed203b39004c02479a9156089d87d1ac2c1d8 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6077cfd716fbd4d1f2a3702e49ae8bf65c072685 57cf4e8d6a57dc2ef5810f4852a23ba4c71b74bb git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 7.0","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.0 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.0.11 7.0.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.1 * original_commit_for_fix","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/i2c/busses/i2c-tegra.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"8f7ed203b39004c02479a9156089d87d1ac2c1d8","status":"affected","version":"6077cfd716fbd4d1f2a3702e49ae8bf65c072685","versionType":"git"},{"lessThan":"57cf4e8d6a57dc2ef5810f4852a23ba4c71b74bb","status":"affected","version":"6077cfd716fbd4d1f2a3702e49ae8bf65c072685","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/i2c/busses/i2c-tegra.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"7.0"},{"lessThan":"7.0","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"7.0.*","status":"unaffected","version":"7.0.11","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.1","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.0.11","versionStartIncluding":"7.0","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.1","versionStartIncluding":"7.0","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ni2c: tegra: fix pm_runtime leak on mutex_lock failure\n\nIf tegra_i2c_mutex_lock() fails, the function returns without calling\npm_runtime_put(), leaking the runtime PM reference acquired by the\npreceding pm_runtime_get_sync(). This prevents the device from ever\nentering runtime suspend.\n\nAdd the missing pm_runtime_put() before returning on lock failure."}],"providerMetadata":{"dateUpdated":"2026-07-19T15:40:56.071Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/8f7ed203b39004c02479a9156089d87d1ac2c1d8"},{"url":"https://git.kernel.org/stable/c/57cf4e8d6a57dc2ef5810f4852a23ba4c71b74bb"}],"title":"i2c: tegra: fix pm_runtime leak on mutex_lock failure","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-64171","datePublished":"2026-07-19T15:40:56.071Z","dateReserved":"2026-07-19T07:54:57.039Z","dateUpdated":"2026-07-19T15:40:56.071Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-07-19 16:17:59","lastModifiedDate":"2026-07-19 16:17:59","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"64171","Ordinal":"1","Title":"i2c: tegra: fix pm_runtime leak on mutex_lock failure","CVE":"CVE-2026-64171","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"64171","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\ni2c: tegra: fix pm_runtime leak on mutex_lock failure\n\nIf tegra_i2c_mutex_lock() fails, the function returns without calling\npm_runtime_put(), leaking the runtime PM reference acquired by the\npreceding pm_runtime_get_sync(). This prevents the device from ever\nentering runtime suspend.\n\nAdd the missing pm_runtime_put() before returning on lock failure.","Type":"Description","Title":"i2c: tegra: fix pm_runtime leak on mutex_lock failure"}]}}}