{"api_version":"1","generated_at":"2026-07-23T11:38:18+00:00","cve":"CVE-2026-45882","urls":{"html":"https://cve.report/CVE-2026-45882","api":"https://cve.report/api/cve/CVE-2026-45882.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-45882","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-45882"},"summary":{"title":"power: supply: pm8916_bms_vm: Fix use-after-free in power_supply_changed()","description":"In the Linux kernel, the following vulnerability has been resolved:\n\npower: supply: pm8916_bms_vm: Fix use-after-free in power_supply_changed()\n\nUsing the `devm_` variant for requesting IRQ _before_ the `devm_`\nvariant for allocating/registering the `power_supply` handle, means that\nthe `power_supply` handle will be deallocated/unregistered _before_ the\ninterrupt handler (since `devm_` naturally deallocates in reverse\nallocation order). This means that during removal, there is a race\ncondition where an interrupt can fire just _after_ the `power_supply`\nhandle has been freed, *but* just _before_ the corresponding\nunregistration of the IRQ handler has run.\n\nThis will lead to the IRQ handler calling `power_supply_changed()` with\na freed `power_supply` handle. Which usually crashes the system or\notherwise silently corrupts the memory...\n\nNote that there is a similar situation which can also happen during\n`probe()`; the possibility of an interrupt firing _before_ registering\nthe `power_supply` handle. This would then lead to the nasty situation\nof using the `power_supply` handle *uninitialized* in\n`power_supply_changed()`.\n\nFix this racy use-after-free by making sure the IRQ is requested _after_\nthe registration of the `power_supply` handle.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-05-27 14:17:02","updated_at":"2026-06-25 21:12:16"},"problem_types":["CWE-416"],"metrics":[{"version":"3.1","source":"nvd@nist.gov","type":"Primary","score":"7.8","severity":"HIGH","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","data":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","baseScore":7.8,"baseSeverity":"HIGH","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"}}],"references":[{"url":"https://git.kernel.org/stable/c/17db6b3abd823c9fba3f3413c4f0f432d99d49dc","name":"https://git.kernel.org/stable/c/17db6b3abd823c9fba3f3413c4f0f432d99d49dc","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/b69bb88e20c6f8e998dff3e13a316207f49d3fa2","name":"https://git.kernel.org/stable/c/b69bb88e20c6f8e998dff3e13a316207f49d3fa2","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/a8b7117ae3a791c6a328674d05a06cd45d8241bd","name":"https://git.kernel.org/stable/c/a8b7117ae3a791c6a328674d05a06cd45d8241bd","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/62914959b35e9a1e29cc0f64cb8cfc5075a5366f","name":"https://git.kernel.org/stable/c/62914959b35e9a1e29cc0f64cb8cfc5075a5366f","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-45882","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-45882","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 098bce1838e0549228c8d426e5de72ec5594b5c4 b69bb88e20c6f8e998dff3e13a316207f49d3fa2 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 098bce1838e0549228c8d426e5de72ec5594b5c4 a8b7117ae3a791c6a328674d05a06cd45d8241bd git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 098bce1838e0549228c8d426e5de72ec5594b5c4 17db6b3abd823c9fba3f3413c4f0f432d99d49dc git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 098bce1838e0549228c8d426e5de72ec5594b5c4 62914959b35e9a1e29cc0f64cb8cfc5075a5366f git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6.7","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.7 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.12.75 6.12.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18.14 6.18.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.19.4 6.19.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.0 * original_commit_for_fix","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2026","cve_id":"45882","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"linux","cpe5":"linux_kernel","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":{"cve_year":"2026","cve_id":"45882","cve":"CVE-2026-45882","epss":"0.000180000","percentile":"0.048460000","score_date":"2026-06-01","updated_at":"2026-06-02 00:05:21"},"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/power/supply/pm8916_bms_vm.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"b69bb88e20c6f8e998dff3e13a316207f49d3fa2","status":"affected","version":"098bce1838e0549228c8d426e5de72ec5594b5c4","versionType":"git"},{"lessThan":"a8b7117ae3a791c6a328674d05a06cd45d8241bd","status":"affected","version":"098bce1838e0549228c8d426e5de72ec5594b5c4","versionType":"git"},{"lessThan":"17db6b3abd823c9fba3f3413c4f0f432d99d49dc","status":"affected","version":"098bce1838e0549228c8d426e5de72ec5594b5c4","versionType":"git"},{"lessThan":"62914959b35e9a1e29cc0f64cb8cfc5075a5366f","status":"affected","version":"098bce1838e0549228c8d426e5de72ec5594b5c4","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/power/supply/pm8916_bms_vm.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.7"},{"lessThan":"6.7","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.75","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.14","versionType":"semver"},{"lessThanOrEqual":"6.19.*","status":"unaffected","version":"6.19.4","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.0","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.12.75","versionStartIncluding":"6.7","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.14","versionStartIncluding":"6.7","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.19.4","versionStartIncluding":"6.7","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.0","versionStartIncluding":"6.7","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\npower: supply: pm8916_bms_vm: Fix use-after-free in power_supply_changed()\n\nUsing the `devm_` variant for requesting IRQ _before_ the `devm_`\nvariant for allocating/registering the `power_supply` handle, means that\nthe `power_supply` handle will be deallocated/unregistered _before_ the\ninterrupt handler (since `devm_` naturally deallocates in reverse\nallocation order). This means that during removal, there is a race\ncondition where an interrupt can fire just _after_ the `power_supply`\nhandle has been freed, *but* just _before_ the corresponding\nunregistration of the IRQ handler has run.\n\nThis will lead to the IRQ handler calling `power_supply_changed()` with\na freed `power_supply` handle. Which usually crashes the system or\notherwise silently corrupts the memory...\n\nNote that there is a similar situation which can also happen during\n`probe()`; the possibility of an interrupt firing _before_ registering\nthe `power_supply` handle. This would then lead to the nasty situation\nof using the `power_supply` handle *uninitialized* in\n`power_supply_changed()`.\n\nFix this racy use-after-free by making sure the IRQ is requested _after_\nthe registration of the `power_supply` handle."}],"providerMetadata":{"dateUpdated":"2026-05-27T12:16:55.144Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/b69bb88e20c6f8e998dff3e13a316207f49d3fa2"},{"url":"https://git.kernel.org/stable/c/a8b7117ae3a791c6a328674d05a06cd45d8241bd"},{"url":"https://git.kernel.org/stable/c/17db6b3abd823c9fba3f3413c4f0f432d99d49dc"},{"url":"https://git.kernel.org/stable/c/62914959b35e9a1e29cc0f64cb8cfc5075a5366f"}],"title":"power: supply: pm8916_bms_vm: Fix use-after-free in power_supply_changed()","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-45882","datePublished":"2026-05-27T12:16:55.144Z","dateReserved":"2026-05-13T15:03:33.082Z","dateUpdated":"2026-05-27T12:16:55.144Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-05-27 14:17:02","lastModifiedDate":"2026-06-25 21:12:16","problem_types":["CWE-416"],"metrics":{"cvssMetricV31":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","baseScore":7.8,"baseSeverity":"HIGH","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":1.8,"impactScore":5.9}]},"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.7","versionEndExcluding":"6.12.75","matchCriteriaId":"BCE16369-98ED-41CF-8995-DFDC10B288D2"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.13","versionEndExcluding":"6.18.14","matchCriteriaId":"BF463CB7-1F58-4607-B847-77ED23E4B9B7"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.19","versionEndExcluding":"6.19.4","matchCriteriaId":"672A3E79-EC03-479D-8503-361DFBDC8092"}]}]}]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"45882","Ordinal":"1","Title":"power: supply: pm8916_bms_vm: Fix use-after-free in power_supply","CVE":"CVE-2026-45882","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"45882","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\npower: supply: pm8916_bms_vm: Fix use-after-free in power_supply_changed()\n\nUsing the `devm_` variant for requesting IRQ _before_ the `devm_`\nvariant for allocating/registering the `power_supply` handle, means that\nthe `power_supply` handle will be deallocated/unregistered _before_ the\ninterrupt handler (since `devm_` naturally deallocates in reverse\nallocation order). This means that during removal, there is a race\ncondition where an interrupt can fire just _after_ the `power_supply`\nhandle has been freed, *but* just _before_ the corresponding\nunregistration of the IRQ handler has run.\n\nThis will lead to the IRQ handler calling `power_supply_changed()` with\na freed `power_supply` handle. Which usually crashes the system or\notherwise silently corrupts the memory...\n\nNote that there is a similar situation which can also happen during\n`probe()`; the possibility of an interrupt firing _before_ registering\nthe `power_supply` handle. This would then lead to the nasty situation\nof using the `power_supply` handle *uninitialized* in\n`power_supply_changed()`.\n\nFix this racy use-after-free by making sure the IRQ is requested _after_\nthe registration of the `power_supply` handle.","Type":"Description","Title":"power: supply: pm8916_bms_vm: Fix use-after-free in power_supply"}]}}}