{"api_version":"1","generated_at":"2026-08-28T09:30:38+00:00","cve":"CVE-2026-80593","urls":{"html":"https://cve.report/CVE-2026-80593","api":"https://cve.report/api/cve/CVE-2026-80593.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-80593","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-80593"},"summary":{"title":"hwmon: (asus_atk0110) Check package count before accessing element","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nhwmon: (asus_atk0110) Check package count before accessing element\n\natk_ec_present() walks the management group package returned by the GGRP\nACPI method and, for each sub-package, reads its first element:\n\n\tid = &obj->package.elements[0];\n\tif (id->type != ACPI_TYPE_INTEGER)\n\nwithout checking that the sub-package is non-empty.  ACPICA allocates the\nelement array with exactly package.count entries, so for a sub-package\nwith a zero count this reads past the allocation.\n\nThe sibling function atk_debugfs_ggrp_open() performs the same access but\nskips empty packages with a package.count check first.  Add the same\ncheck to atk_ec_present() so a malformed firmware package cannot trigger\nan out-of-bounds read.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-08-28 08:16:42","updated_at":"2026-08-28 08:16:42"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/d8d4fa0c4f818e30b6f6737bdd989b7e2b511cae","name":"https://git.kernel.org/stable/c/d8d4fa0c4f818e30b6f6737bdd989b7e2b511cae","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/b770fcfcdced569bcf7c6982aeea8c3d11a21c2b","name":"https://git.kernel.org/stable/c/b770fcfcdced569bcf7c6982aeea8c3d11a21c2b","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/e2735b39f044bad7bf2017aef248935525bc0b97","name":"https://git.kernel.org/stable/c/e2735b39f044bad7bf2017aef248935525bc0b97","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/76392d35c8df471b288cfc6536bd092b3c8ee2cf","name":"https://git.kernel.org/stable/c/76392d35c8df471b288cfc6536bd092b3c8ee2cf","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/981a8a2e3773dc7e704943388a1fb97970b23275","name":"https://git.kernel.org/stable/c/981a8a2e3773dc7e704943388a1fb97970b23275","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/459b0a0439ea65b2b612aa572eb62a2e26d05618","name":"https://git.kernel.org/stable/c/459b0a0439ea65b2b612aa572eb62a2e26d05618","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/768f20e7bb48d723b82cb142120263d0806fbeb8","name":"https://git.kernel.org/stable/c/768f20e7bb48d723b82cb142120263d0806fbeb8","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/2a137124664aad1e36d8d74e8e2207365a04737f","name":"https://git.kernel.org/stable/c/2a137124664aad1e36d8d74e8e2207365a04737f","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-80593","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-80593","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 9e6eba610c2eb68b05841a15ece1cf929c44aea3 2a137124664aad1e36d8d74e8e2207365a04737f git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 9e6eba610c2eb68b05841a15ece1cf929c44aea3 459b0a0439ea65b2b612aa572eb62a2e26d05618 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 9e6eba610c2eb68b05841a15ece1cf929c44aea3 768f20e7bb48d723b82cb142120263d0806fbeb8 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 9e6eba610c2eb68b05841a15ece1cf929c44aea3 76392d35c8df471b288cfc6536bd092b3c8ee2cf git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 9e6eba610c2eb68b05841a15ece1cf929c44aea3 981a8a2e3773dc7e704943388a1fb97970b23275 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 9e6eba610c2eb68b05841a15ece1cf929c44aea3 d8d4fa0c4f818e30b6f6737bdd989b7e2b511cae git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 9e6eba610c2eb68b05841a15ece1cf929c44aea3 b770fcfcdced569bcf7c6982aeea8c3d11a21c2b git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 9e6eba610c2eb68b05841a15ece1cf929c44aea3 e2735b39f044bad7bf2017aef248935525bc0b97 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 2.6.32","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 2.6.32 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 5.10.261 5.10.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 5.15.212 5.15.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.1.178 6.1.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.6.145 6.6.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.12.97 6.12.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18.40 6.18.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.1.5 7.1.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.2 * 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/hwmon/asus_atk0110.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"2a137124664aad1e36d8d74e8e2207365a04737f","status":"affected","version":"9e6eba610c2eb68b05841a15ece1cf929c44aea3","versionType":"git"},{"lessThan":"459b0a0439ea65b2b612aa572eb62a2e26d05618","status":"affected","version":"9e6eba610c2eb68b05841a15ece1cf929c44aea3","versionType":"git"},{"lessThan":"768f20e7bb48d723b82cb142120263d0806fbeb8","status":"affected","version":"9e6eba610c2eb68b05841a15ece1cf929c44aea3","versionType":"git"},{"lessThan":"76392d35c8df471b288cfc6536bd092b3c8ee2cf","status":"affected","version":"9e6eba610c2eb68b05841a15ece1cf929c44aea3","versionType":"git"},{"lessThan":"981a8a2e3773dc7e704943388a1fb97970b23275","status":"affected","version":"9e6eba610c2eb68b05841a15ece1cf929c44aea3","versionType":"git"},{"lessThan":"d8d4fa0c4f818e30b6f6737bdd989b7e2b511cae","status":"affected","version":"9e6eba610c2eb68b05841a15ece1cf929c44aea3","versionType":"git"},{"lessThan":"b770fcfcdced569bcf7c6982aeea8c3d11a21c2b","status":"affected","version":"9e6eba610c2eb68b05841a15ece1cf929c44aea3","versionType":"git"},{"lessThan":"e2735b39f044bad7bf2017aef248935525bc0b97","status":"affected","version":"9e6eba610c2eb68b05841a15ece1cf929c44aea3","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/hwmon/asus_atk0110.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"2.6.32"},{"lessThan":"2.6.32","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"5.10.*","status":"unaffected","version":"5.10.261","versionType":"semver"},{"lessThanOrEqual":"5.15.*","status":"unaffected","version":"5.15.212","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.178","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.145","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.97","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.40","versionType":"semver"},{"lessThanOrEqual":"7.1.*","status":"unaffected","version":"7.1.5","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.2","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"5.10.261","versionStartIncluding":"2.6.32","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"5.15.212","versionStartIncluding":"2.6.32","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.1.178","versionStartIncluding":"2.6.32","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.6.145","versionStartIncluding":"2.6.32","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.12.97","versionStartIncluding":"2.6.32","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.40","versionStartIncluding":"2.6.32","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.1.5","versionStartIncluding":"2.6.32","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.2","versionStartIncluding":"2.6.32","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nhwmon: (asus_atk0110) Check package count before accessing element\n\natk_ec_present() walks the management group package returned by the GGRP\nACPI method and, for each sub-package, reads its first element:\n\n\tid = &obj->package.elements[0];\n\tif (id->type != ACPI_TYPE_INTEGER)\n\nwithout checking that the sub-package is non-empty.  ACPICA allocates the\nelement array with exactly package.count entries, so for a sub-package\nwith a zero count this reads past the allocation.\n\nThe sibling function atk_debugfs_ggrp_open() performs the same access but\nskips empty packages with a package.count check first.  Add the same\ncheck to atk_ec_present() so a malformed firmware package cannot trigger\nan out-of-bounds read."}],"providerMetadata":{"dateUpdated":"2026-08-28T06:48:20.816Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/2a137124664aad1e36d8d74e8e2207365a04737f"},{"url":"https://git.kernel.org/stable/c/459b0a0439ea65b2b612aa572eb62a2e26d05618"},{"url":"https://git.kernel.org/stable/c/768f20e7bb48d723b82cb142120263d0806fbeb8"},{"url":"https://git.kernel.org/stable/c/76392d35c8df471b288cfc6536bd092b3c8ee2cf"},{"url":"https://git.kernel.org/stable/c/981a8a2e3773dc7e704943388a1fb97970b23275"},{"url":"https://git.kernel.org/stable/c/d8d4fa0c4f818e30b6f6737bdd989b7e2b511cae"},{"url":"https://git.kernel.org/stable/c/b770fcfcdced569bcf7c6982aeea8c3d11a21c2b"},{"url":"https://git.kernel.org/stable/c/e2735b39f044bad7bf2017aef248935525bc0b97"}],"title":"hwmon: (asus_atk0110) Check package count before accessing element","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-80593","datePublished":"2026-08-28T06:48:20.816Z","dateReserved":"2026-08-26T14:34:25.770Z","dateUpdated":"2026-08-28T06:48:20.816Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-08-28 08:16:42","lastModifiedDate":"2026-08-28 08:16:42","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"80593","Ordinal":"1","Title":"hwmon: (asus_atk0110) Check package count before accessing eleme","CVE":"CVE-2026-80593","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"80593","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nhwmon: (asus_atk0110) Check package count before accessing element\n\natk_ec_present() walks the management group package returned by the GGRP\nACPI method and, for each sub-package, reads its first element:\n\n\tid = &obj->package.elements[0];\n\tif (id->type != ACPI_TYPE_INTEGER)\n\nwithout checking that the sub-package is non-empty.  ACPICA allocates the\nelement array with exactly package.count entries, so for a sub-package\nwith a zero count this reads past the allocation.\n\nThe sibling function atk_debugfs_ggrp_open() performs the same access but\nskips empty packages with a package.count check first.  Add the same\ncheck to atk_ec_present() so a malformed firmware package cannot trigger\nan out-of-bounds read.","Type":"Description","Title":"hwmon: (asus_atk0110) Check package count before accessing eleme"}]}}}