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CVE Record

CVE-2026-89464: power: supply: twl4030_charger: cancel workers via devm

In the Linux kernel, the following vulnerability has been resolved: power: supply: twl4030_charger: cancel workers via devm bci is devm-allocated. Two workers (bci->work and bci->current_worker) dereference it. twl4030_bci_remove() disables charging and masks interrupts. It cancels neither worker. A worker pending at remove() can run after devm frees bci. The USB transceiver comes from devm_usb_get_phy_by_node(). devm unregisters its notifier only after remove() returns. A cancel_work_sync() in remove() can then race a notifier reschedule. devm_work_autocancel() and devm_delayed_work_autocancel() avoid that. They cancel the workers during devm release, before bci is freed. The current_worker is registered first, since devm will cancel in reverse order and bci->work can reschedule current_worker. [Move comment about order into the commit message]

UnknownCVSS not scoredNot KEV-listedUpdated
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Vulnerability profileCVE Program record
Severity
Unknown
CVSS
Not scored
Known Exploited
No
Published
Official CVE source material

CNA and ADP enrichment extracted from CVE v5

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0CVSS vectors
3Timeline events
0ADP providers
8Source links

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  2. CVE publishedCVE Program

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Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
LinuxLinuxd6ccc442b12102414c1343f0adacaa8a1aaa516c, d6ccc442b12102414c1343f0adacaa8a1aaa516c, d6ccc442b12102414c1343f0adacaa8a1aaa516c, d6ccc442b12102414c1343f0adacaa8a1aaa516c, d6ccc442b12102414c1343f0adacaa8a1aaa516c, d6ccc442b12102414c1343f0adacaa8a1aaa516c, d6ccc442b12102414c1343f0adacaa8a1aaa516cunaffected
LinuxLinux2.6.39, 0, 5.15.221, 6.1.188, 6.6.157, 6.12.109, 6.18.50, 7.2.4, 7.3affected
Weakness

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