{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-45916", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-05-13T15:03:33.085Z", "datePublished": "2026-05-27T12:17:32.565Z", "dateUpdated": "2026-05-27T12:17:32.565Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-05-27T12:17:32.565Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\npower: supply: sbs-battery: 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. Keep the old behavior of\njust printing a warning in case of any failures during the IRQ request\nand finishing the probe successfully."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/power/supply/sbs-battery.c"], "versions": [{"version": "d2cec82c28802da31596b395ad292cb8f132fd63", "lessThan": "ca7dd71773e4e050b0fb98768b7eae60f8d1f38b", "status": "affected", "versionType": "git"}, {"version": "d2cec82c28802da31596b395ad292cb8f132fd63", "lessThan": "f1f472b14ad56104ba228b8fbec60d5b21829913", "status": "affected", "versionType": "git"}, {"version": "d2cec82c28802da31596b395ad292cb8f132fd63", "lessThan": "8010b745b436c3e1ca5dd960aa29fa3e0f6d8841", "status": "affected", "versionType": "git"}, {"version": "d2cec82c28802da31596b395ad292cb8f132fd63", "lessThan": "2078830c32d1e49ac942c6f8c21f35c806ae5e94", "status": "affected", "versionType": "git"}, {"version": "d2cec82c28802da31596b395ad292cb8f132fd63", "lessThan": "82d3eb97a976c9d56bb92b241397610e57a9c629", "status": "affected", "versionType": "git"}, {"version": "d2cec82c28802da31596b395ad292cb8f132fd63", "lessThan": "861dda7a9074c0ff67788928165ae39d7f647491", "status": "affected", "versionType": "git"}, {"version": "d2cec82c28802da31596b395ad292cb8f132fd63", "lessThan": "14d4dee5d8fb361bfff275832087254beab66d72", "status": "affected", "versionType": "git"}, {"version": "d2cec82c28802da31596b395ad292cb8f132fd63", "lessThan": "8d59cf3887fbabacef53bfba473e33e8a8d9d07b", "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/power/supply/sbs-battery.c"], "versions": [{"version": "4.9", "status": "affected"}, {"version": "0", "lessThan": "4.9", "status": "unaffected", "versionType": "semver"}, {"version": "5.10.252", "lessThanOrEqual": "5.10.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.15.202", "lessThanOrEqual": "5.15.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.1.165", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.6.128", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.12.75", "lessThanOrEqual": "6.12.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.18.14", "lessThanOrEqual": "6.18.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.19.4", "lessThanOrEqual": "6.19.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.0", "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": "4.9", "versionEndExcluding": "5.10.252"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.9", "versionEndExcluding": "5.15.202"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.9", "versionEndExcluding": "6.1.165"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.9", "versionEndExcluding": "6.6.128"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.9", "versionEndExcluding": "6.12.75"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.9", "versionEndExcluding": "6.18.14"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.9", "versionEndExcluding": "6.19.4"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.9", "versionEndExcluding": "7.0"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/ca7dd71773e4e050b0fb98768b7eae60f8d1f38b"}, {"url": "https://git.kernel.org/stable/c/f1f472b14ad56104ba228b8fbec60d5b21829913"}, {"url": "https://git.kernel.org/stable/c/8010b745b436c3e1ca5dd960aa29fa3e0f6d8841"}, {"url": "https://git.kernel.org/stable/c/2078830c32d1e49ac942c6f8c21f35c806ae5e94"}, {"url": "https://git.kernel.org/stable/c/82d3eb97a976c9d56bb92b241397610e57a9c629"}, {"url": "https://git.kernel.org/stable/c/861dda7a9074c0ff67788928165ae39d7f647491"}, {"url": "https://git.kernel.org/stable/c/14d4dee5d8fb361bfff275832087254beab66d72"}, {"url": "https://git.kernel.org/stable/c/8d59cf3887fbabacef53bfba473e33e8a8d9d07b"}], "title": "power: supply: sbs-battery: Fix use-after-free in power_supply_changed()", "x_generator": {"engine": "bippy-1.2.0"}}}}

{}

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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. Keep the old behavior of\njust printing a warning in case of any failures during the IRQ request\nand finishing the probe successfully."}], "id": "CVE-2026-45916", "lastModified": "2026-06-24T17:23:32.440", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 5.9, "source": "[email protected]", "type": "Primary"}]}, "published": "2026-05-27T14:17:06.463", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/14d4dee5d8fb361bfff275832087254beab66d72"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/2078830c32d1e49ac942c6f8c21f35c806ae5e94"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/8010b745b436c3e1ca5dd960aa29fa3e0f6d8841"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/82d3eb97a976c9d56bb92b241397610e57a9c629"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/861dda7a9074c0ff67788928165ae39d7f647491"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/8d59cf3887fbabacef53bfba473e33e8a8d9d07b"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/ca7dd71773e4e050b0fb98768b7eae60f8d1f38b"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/f1f472b14ad56104ba228b8fbec60d5b21829913"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Undergoing Analysis", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-416"}], "source": "[email protected]", "type": "Primary"}]}

{"bugzilla": {"description": "kernel: power: supply: sbs-battery: Fix use-after-free in power_supply_changed()", "id": "2482154", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2482154"}, "csaw": false, "cwe": "CWE-364", "details": ["A flaw was found in the Linux kernel's sbs-battery power supply driver. A race condition exists where an interrupt can occur after the power_supply handle has been freed but before the interrupt handler is unregistered. This can lead to the interrupt handler attempting to use a freed power_supply handle, resulting in a system crash or silent memory corruption. A similar race condition during probe can also lead to using an uninitialized power_supply handle."], "name": "CVE-2026-45916", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Not affected", "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": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2026-05-27T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-45916\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-45916\nhttps://lore.kernel.org/linux-cve-announce/2026052723-CVE-2026-45916-97a0@gregkh/T"]}

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