{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-64171", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-07-19T07:54:57.039Z", "datePublished": "2026-07-19T15:40:56.071Z", "dateUpdated": "2026-07-19T15:40:56.071Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-07-19T15:40:56.071Z"}, "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."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/i2c/busses/i2c-tegra.c"], "versions": [{"version": "6077cfd716fbd4d1f2a3702e49ae8bf65c072685", "lessThan": "8f7ed203b39004c02479a9156089d87d1ac2c1d8", "status": "affected", "versionType": "git"}, {"version": "6077cfd716fbd4d1f2a3702e49ae8bf65c072685", "lessThan": "57cf4e8d6a57dc2ef5810f4852a23ba4c71b74bb", "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/i2c/busses/i2c-tegra.c"], "versions": [{"version": "7.0", "status": "affected"}, {"version": "0", "lessThan": "7.0", "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": "7.0", "versionEndExcluding": "7.0.11"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "7.0", "versionEndExcluding": "7.1"}]}]}], "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"}}}}

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{"bugzilla": {"description": "kernel: i2c: tegra: fix pm_runtime leak on mutex_lock failure", "id": "2502545", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2502545"}, "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": ["In the Linux kernel, the following vulnerability has been resolved:\ni2c: tegra: fix pm_runtime leak on mutex_lock failure\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.\nAdd the missing pm_runtime_put() before returning on lock failure.", "A flaw was found in the Linux kernel's i2c Tegra module. This vulnerability occurs when a mutex lock fails, leading to a power management (PM) runtime reference leak. This leak prevents the affected device from entering runtime suspend, which can lead to increased power consumption or other resource exhaustion issues. This issue could impact system stability and efficiency."], "name": "CVE-2026-64171", "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": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "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-2026-64171\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-64171\nhttps://lore.kernel.org/linux-cve-announce/2026071936-CVE-2026-64171-5160@gregkh/T"], "threat_severity": "Low"}

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