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Vulnerability · Published Dec 9, 2025 · Assigned by Linux

CVE-2022-50634power: supply: cw2015: Fix potential null-ptr-deref in cw_bat_probe()

Unrated

In plain English

A security flaw in Linux from Linux. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 10% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS )–Not rated
Exploit odds (30 days)0.2%top 90.5% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known

Official description

In the Linux kernel, the following vulnerability has been resolved: power: supply: cw2015: Fix potential null-ptr-deref in cw_bat_probe() cw_bat_probe() calls create_singlethread_workqueue() and not checked the ret value, which may return NULL. And a null-ptr-deref may happen: cw_bat_probe() create_singlethread_workqueue() # failed, cw_bat->wq is NULL queue_delayed_work() queue_delayed_work_on() __queue_delayed_work() # warning here, but continue __queue_work() # access wq->flags, null-ptr-deref Check the ret value and return -ENOMEM if it is NULL.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Debian:12linux6.1.4-1DEBIAN-CVE-2022-50634
Debian:13linux6.1.4-1DEBIAN-CVE-2022-50634
Debian:14linux6.1.4-1DEBIAN-CVE-2022-50634
Ubuntu:22.04:LTSlinuxno fix listedUBUNTU-CVE-2022-50634
Ubuntu:22.04:LTSlinux-allwinner-5.19no fix listedUBUNTU-CVE-2022-50634
Ubuntu:22.04:LTSlinux-awsno fix listedUBUNTU-CVE-2022-50634
Ubuntu:22.04:LTSlinux-aws-5.19no fix listedUBUNTU-CVE-2022-50634
Ubuntu:22.04:LTSlinux-aws-6.2no fix listedUBUNTU-CVE-2022-50634
Ubuntu:22.04:LTSlinux-aws-6.5no fix listedUBUNTU-CVE-2022-50634
Ubuntu:22.04:LTSlinux-azureno fix listedUBUNTU-CVE-2022-50634
Ubuntu:22.04:LTSlinux-azure-5.19no fix listedUBUNTU-CVE-2022-50634
Ubuntu:24.04:LTSlinux-azure-6.11no fix listedUBUNTU-CVE-2022-50634
Ubuntu:22.04:LTSlinux-azure-6.2no fix listedUBUNTU-CVE-2022-50634
Ubuntu:22.04:LTSlinux-azure-6.5no fix listedUBUNTU-CVE-2022-50634
Ubuntu:22.04:LTSlinux-azure-fdeno fix listedUBUNTU-CVE-2022-50634
Ubuntu:22.04:LTSlinux-azure-fde-5.19no fix listedUBUNTU-CVE-2022-50634
Ubuntu:22.04:LTSlinux-azure-fde-6.2no fix listedUBUNTU-CVE-2022-50634
Ubuntu:22.04:LTSlinux-gcpno fix listedUBUNTU-CVE-2022-50634
Ubuntu:22.04:LTSlinux-gcp-5.19no fix listedUBUNTU-CVE-2022-50634
Ubuntu:24.04:LTSlinux-gcp-6.11no fix listedUBUNTU-CVE-2022-50634
Ubuntu:22.04:LTSlinux-gcp-6.2no fix listedUBUNTU-CVE-2022-50634
Ubuntu:22.04:LTSlinux-gcp-6.5no fix listedUBUNTU-CVE-2022-50634
Ubuntu:22.04:LTSlinux-gkeno fix listedUBUNTU-CVE-2022-50634
Ubuntu:22.04:LTSlinux-gkeopno fix listedUBUNTU-CVE-2022-50634
Ubuntu:22.04:LTSlinux-hwe-5.19no fix listedUBUNTU-CVE-2022-50634
Ubuntu:24.04:LTSlinux-hwe-6.11no fix listedUBUNTU-CVE-2022-50634
Ubuntu:22.04:LTSlinux-hwe-6.2no fix listedUBUNTU-CVE-2022-50634
Ubuntu:22.04:LTSlinux-hwe-6.5no fix listedUBUNTU-CVE-2022-50634
Ubuntu:22.04:LTSlinux-ibmno fix listedUBUNTU-CVE-2022-50634
Ubuntu:22.04:LTSlinux-intel-iot-realtimeno fix listedUBUNTU-CVE-2022-50634
Ubuntu:22.04:LTSlinux-intel-iotgno fix listedUBUNTU-CVE-2022-50634
Ubuntu:22.04:LTSlinux-kvmno fix listedUBUNTU-CVE-2022-50634
Ubuntu:22.04:LTSlinux-lowlatencyno fix listedUBUNTU-CVE-2022-50634
Ubuntu:22.04:LTSlinux-lowlatency-hwe-5.19no fix listedUBUNTU-CVE-2022-50634
Ubuntu:24.04:LTSlinux-lowlatency-hwe-6.11no fix listedUBUNTU-CVE-2022-50634
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.2no fix listedUBUNTU-CVE-2022-50634
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.5no fix listedUBUNTU-CVE-2022-50634
Ubuntu:22.04:LTSlinux-nvidiano fix listedUBUNTU-CVE-2022-50634
Ubuntu:24.04:LTSlinux-nvidia-6.11no fix listedUBUNTU-CVE-2022-50634
Ubuntu:22.04:LTSlinux-nvidia-6.2no fix listedUBUNTU-CVE-2022-50634
Ubuntu:22.04:LTSlinux-nvidia-6.5no fix listedUBUNTU-CVE-2022-50634
Ubuntu:22.04:LTSlinux-nvidia-tegrano fix listedUBUNTU-CVE-2022-50634
Ubuntu:22.04:LTSlinux-nvidia-tegra-igxno fix listedUBUNTU-CVE-2022-50634
Ubuntu:22.04:LTSlinux-oem-5.17no fix listedUBUNTU-CVE-2022-50634
Ubuntu:22.04:LTSlinux-oem-6.0no fix listedUBUNTU-CVE-2022-50634
Ubuntu:22.04:LTSlinux-oem-6.1no fix listedUBUNTU-CVE-2022-50634
Ubuntu:24.04:LTSlinux-oem-6.11no fix listedUBUNTU-CVE-2022-50634
Ubuntu:22.04:LTSlinux-oem-6.5no fix listedUBUNTU-CVE-2022-50634
Ubuntu:24.04:LTSlinux-oem-6.8no fix listedUBUNTU-CVE-2022-50634
Ubuntu:22.04:LTSlinux-oracleno fix listedUBUNTU-CVE-2022-50634
Ubuntu:22.04:LTSlinux-oracle-6.5no fix listedUBUNTU-CVE-2022-50634
Ubuntu:22.04:LTSlinux-raspino fix listedUBUNTU-CVE-2022-50634
Ubuntu:24.04:LTSlinux-raspi-realtimeno fix listedUBUNTU-CVE-2022-50634
Ubuntu:22.04:LTSlinux-realtimeno fix listedUBUNTU-CVE-2022-50634
Ubuntu:24.04:LTSlinux-realtimeno fix listedUBUNTU-CVE-2022-50634
Ubuntu:22.04:LTSlinux-riscvno fix listedUBUNTU-CVE-2022-50634
Ubuntu:24.04:LTSlinux-riscvno fix listedUBUNTU-CVE-2022-50634
Ubuntu:22.04:LTSlinux-riscv-5.19no fix listedUBUNTU-CVE-2022-50634
Ubuntu:24.04:LTSlinux-riscv-6.14no fix listedUBUNTU-CVE-2022-50634
Ubuntu:22.04:LTSlinux-riscv-6.5no fix listedUBUNTU-CVE-2022-50634
Ubuntu:22.04:LTSlinux-starfive-5.19no fix listedUBUNTU-CVE-2022-50634
Ubuntu:22.04:LTSlinux-starfive-6.2no fix listedUBUNTU-CVE-2022-50634
Ubuntu:22.04:LTSlinux-starfive-6.5no fix listedUBUNTU-CVE-2022-50634
Ubuntu:22.04:LTSlinux-xilinx-zynqmpno fix listedUBUNTU-CVE-2022-50634

Affected products (as reported)

VendorProductVersions
Linux Linux b4c7715c10c106a041b0b3fabd26151c214ea394 – before f7e2ba8ed08138102f21f3fe6414498c93177fd8b4c7715c10c106a041b0b3fabd26151c214ea394 – before 5150b76aa2eb8bb8feb7f7a048417f9d39c3dd04b4c7715c10c106a041b0b3fabd26151c214ea394 – before 97f2b4ddb0aa700d673691a7d5e44d226d22bab7
Linux Linux 5.8

References