In the Linux kernel, the following vulnerability has been resolved:
phy: ti: tusb1210: Resolve charger-det crash if charger psy is unregistered
The power_supply frame-work is not really designed for there to be long living in kernel references to power_supply devices.
Specifically unregistering a power_supply while some other code has a reference to it triggers a WARN in power_supply_unregister():
WARN_ON(atomic_dec_return(&psy->use_cnt));
Folllowed by the power_supply still getting removed and the backing data freed anyway, leaving the tusb1210 charger-detect code with a dangling reference, resulting in a crash the next time tusb1210_get_online() is called.
Fix this by only holding the reference in tusb1210_get_online() freeing it at the end of the function. Note this still leaves a theoretical race window, but it avoids the issue when manually rmmod-ing the charger chip driver during development.
CVSS Details
- CVSS 3.1 Base Score: 7
- CVSS 3.1 Vector: (CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Debian | — | Upgrade linux | Jul 30, 2024 | May 20, 2024 |
| Suse | — | Upgrade kernel-rt-livepatch-develUpgrade kernel-rt_debug-develUpgrade kernel-rt-extraUpgrade kernel-kvmsmall-vdsoUpgrade kernel-rt-optionalUpgrade dlm-kmp-azureUpgrade kernel-macrosUpgrade dlm-kmp-64kbUpgrade dtb-exynosUpgrade dtb-rockchipUpgrade kernel-kvmsmallUpgrade dtb-broadcomUpgrade kernel-azure-optionalUpgrade kernel-obs-buildUpgrade kernel-source-vanillaUpgrade kernel-rt-vdsoUpgrade kernel-docs-htmlUpgrade kernel-rtUpgrade kernel-default-vdsoUpgrade dtb-nvidiaUpgrade kselftests-kmp-azureUpgrade ocfs2-kmp-64kbUpgrade kernel-source-rtUpgrade dlm-kmp-rtUpgrade kernel-azure-develUpgrade kernel-syms-rtUpgrade kernel-rt_debug-vdsoUpgrade dtb-qcomUpgrade dtb-sprdUpgrade kernel-azure-vdsoUpgrade kernel-default-extraUpgrade kernel-devel-azureUpgrade reiserfs-kmp-azureUpgrade kselftests-kmp-64kbUpgrade kernel-defaultUpgrade kernel-azureUpgrade cluster-md-kmp-64kbUpgrade cluster-md-kmp-defaultUpgrade kernel-syms-azureUpgrade kernel-debug-vdsoUpgrade kernel-debug-livepatch-develUpgrade kernel-default-base-rebuildUpgrade kernel-sourceUpgrade reiserfs-kmp-64kbUpgrade dtb-amlogicUpgrade kernel-azure-livepatch-develUpgrade dtb-alteraUpgrade cluster-md-kmp-rtUpgrade gfs2-kmp-64kbUpgrade kernel-default-baseUpgrade gfs2-kmp-defaultUpgrade kernel-symsUpgrade kernel-kvmsmall-livepatch-develUpgrade reiserfs-kmp-rtUpgrade kernel-64kb-livepatch-develUpgrade dtb-renesasUpgrade kernel-azure-extraUpgrade kernel-default-livepatch-develUpgrade ocfs2-kmp-defaultUpgrade kernel-obs-qaUpgrade dtb-freescaleUpgrade ocfs2-kmp-rtUpgrade dtb-amdUpgrade kernel-rt_debugUpgrade kernel-debugUpgrade kernel-64kb-develUpgrade kselftests-kmp-rtUpgrade dtb-socionextUpgrade kernel-64kb-optionalUpgrade kernel-kvmsmall-develUpgrade kernel-rt-develUpgrade dtb-amazonUpgrade cluster-md-kmp-azureUpgrade kernel-zfcpdumpUpgrade kernel-default-develUpgrade gfs2-kmp-rtUpgrade reiserfs-kmp-defaultUpgrade dtb-xilinxUpgrade dtb-lgUpgrade ocfs2-kmp-azureUpgrade kselftests-kmp-defaultUpgrade kernel-devel-rtUpgrade dtb-armUpgrade dtb-hisiliconUpgrade dtb-appleUpgrade dtb-allwinnerUpgrade kernel-debug-develUpgrade dtb-caviumUpgrade kernel-docsUpgrade dtb-mediatekUpgrade dlm-kmp-defaultUpgrade kernel-develUpgrade dtb-marvellUpgrade kernel-source-azureUpgrade kernel-rt_debug-livepatch-develUpgrade kernel-64kbUpgrade gfs2-kmp-azureUpgrade kernel-default-optionalUpgrade kernel-default-livepatchUpgrade kernel-64kb-extraUpgrade dtb-apm | Jun 24, 2024 | May 20, 2024 |
| Ubuntu | — | Upgrade linux-image-nvidia-64k-6.8Upgrade linux-image-genericUpgrade linux-image-nvidia-lowlatencyUpgrade linux-image-nvidia-6.8Upgrade linux-image-6.8.0-1011-nvidia-lowlatencyUpgrade linux-image-6.8.0-1012-azure-fdeUpgrade linux-image-oem-24.04Upgrade linux-image-6.8.0-1012-azureUpgrade linux-image-nvidia-lowlatency-64kUpgrade linux-image-generic-64kUpgrade linux-image-6.8.0-1009-raspiUpgrade linux-image-ibmUpgrade linux-image-generic-lpaeUpgrade linux-image-lowlatency-64kUpgrade linux-image-6.8.0-40-lowlatency-64kUpgrade linux-image-6.8.0-40-lowlatencyUpgrade linux-image-6.8.0-1010-oracleUpgrade linux-image-lowlatencyUpgrade linux-image-6.8.0-1010-ibmUpgrade linux-image-nvidiaUpgrade linux-image-6.8.0-40-generic-64kUpgrade linux-image-gkeUpgrade linux-image-generic-64k-hwe-24.04Upgrade linux-image-virtualUpgrade linux-image-6.8.0-1010-oracle-64kUpgrade linux-image-6.8.0-1013-awsUpgrade linux-image-nvidia-64kUpgrade linux-image-oem-24.04aUpgrade linux-image-awsUpgrade linux-image-ibm-lts-24.04Upgrade linux-image-oracle-64kUpgrade linux-image-oracleUpgrade linux-image-virtual-hwe-24.04Upgrade linux-image-generic-hwe-24.04Upgrade linux-image-azureUpgrade linux-image-kvmUpgrade linux-image-azure-fdeUpgrade linux-image-ibm-classicUpgrade linux-image-6.8.0-1008-gkeUpgrade linux-image-6.8.0-40-genericUpgrade linux-image-6.8.0-1011-nvidia-64kUpgrade linux-image-raspiUpgrade linux-image-gcpUpgrade linux-image-6.8.0-1011-nvidia-lowlatency-64kUpgrade linux-image-6.8.0-1012-gcpUpgrade linux-image-6.8.0-1010-oemUpgrade linux-image-6.8.0-1011-nvidia | Aug 9, 2024 | May 20, 2024 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | Oct 14, 2025 | May 20, 2024 |
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