Vulnerability in Linux
CVE-2025-39803
In the Linux kernel, the following vulnerability has been resolved: scsi: ufs: core: Remove WARN_ON_ONCE() call from ufshcd_uic_cmd_compl() The UIC completion interrupt may be disabled while an UIC command is being processed. When the UIC completion interrupt is reenabled, an UIC interrupt is triggered and the WARN_ON_ONCE(!cmd) statement is hit. Hence this patch that removes this kernel warning.
EPSS: 0.001 (3.2th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Linux — versions fcd8b0450a9acbf3f0e88d749a72ef932df97663, 6.13, 0
- Linux Linux_kernel — versions 6.17
Weakness classification (CWE)
References
Frequently asked questions
- What is CVE-2025-39803?
- CVE-2025-39803 is a high-severity vulnerability in Linux, classified under Reachable Assertion. CVSS score: 7.8/10. Published 2025-09-15.
- How severe is CVE-2025-39803?
- High severity. CVSS v3 base score is 7.8 out of 10.