CVE-2025-38634NULL Pointer Dereference in Linux

Severity
5.5MEDIUMNVD
EPSS
0.0%
top 95.98%
CISA KEV
Not in KEV
Exploit
No known exploits
Timeline
PublishedAug 22
Latest updateMar 25

Description

In the Linux kernel, the following vulnerability has been resolved: power: supply: cpcap-charger: Fix null check for power_supply_get_by_name In the cpcap_usb_detect() function, the power_supply_get_by_name() function may return `NULL` instead of an error pointer. To prevent potential null pointer dereferences, Added a null check.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HExploitability: 1.8 | Impact: 3.6

Affected Packages3 packages

NVDlinux/linux_kernel5.145.15.190+5
Debianlinux/linux_kernel< 6.1.148-1+2
CVEListV5linux/linuxeab4e6d953c1059a30ac0f15826abc7dd2374d3c4ebbb9106aaa2fd58e0359bc3a2490953db2ef0c+7

Also affects: Debian Linux 11.0

Patches

🔴Vulnerability Details

3
GHSA
GHSA-v489-2rf4-qq7m: In the Linux kernel, the following vulnerability has been resolved: power: supply: cpcap-charger: Fix null check for power_supply_get_by_name In the2025-08-22
CVEList
power: supply: cpcap-charger: Fix null check for power_supply_get_by_name2025-08-22
OSV
CVE-2025-38634: In the Linux kernel, the following vulnerability has been resolved: power: supply: cpcap-charger: Fix null check for power_supply_get_by_name In the c2025-08-22

📋Vendor Advisories

31
Ubuntu
Linux kernel (Azure) vulnerabilities2026-03-25
Ubuntu
Linux kernel (Azure) vulnerabilities2026-03-04
Ubuntu
Linux kernel (Azure FIPS) vulnerabilities2026-03-04
Ubuntu
Linux kernel (Xilinx) vulnerabilities2026-02-24
Ubuntu
Linux kernel (IBM) vulnerabilities2026-02-24
CVE-2025-38634 — NULL Pointer Dereference in Linux | cvebase