Vulnerability in Linux
CVE-2025-38719
In the Linux kernel, the following vulnerability has been resolved: net: hibmcge: fix the division by zero issue When the network port is down, the queue is released, and ring->len is 0. In debugfs, hbg_get_queue_used_num() will be called, which may lead to a division by zero issue. This patch adds a check, if ring->len is 0, hbg_get_queue_used_num() directly returns 0.
EPSS: 0.001 (3.3th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Linux — versions 40735e7543f94fc88f58d94fd5f88daa4a2f2c6e, 6.13, 0
- Linux Linux_kernel — versions 6.17
Weakness classification (CWE)
References
Frequently asked questions
- What is CVE-2025-38719?
- CVE-2025-38719 is a medium-severity vulnerability in Linux, classified under Divide By Zero. CVSS score: 5.5/10. Published 2025-09-04.
- How severe is CVE-2025-38719?
- Medium severity. CVSS v3 base score is 5.5 out of 10.