CVE-2025-38719

MEDIUM

Linux Kernel - Division By Zero in hibmcge Network Queue Debugfs Handler

Title source: llm

Description

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.

References (3)

Core 3

Core References

Patch

https://git.kernel.org/stable/c/c945e1ad4f3b77166a3215dabc0c6c980d4a9c73

Patch

https://git.kernel.org/stable/c/475e06113c615dafd44262d6d6bd37786f7f4206

Patch

https://git.kernel.org/stable/c/7004b26f0b64331143eb0b312e77a357a11427ce

Scores

CVSS v3 5.5

EPSS 0.0013

EPSS Percentile 3.2%

Attack Vector LOCAL

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Details

CWE

CWE-369

Status published

Products (12)

linux/Kernel 6.13.0 - 6.15.11linux

linux/Kernel 6.16.0 - 6.16.2linux

Linux/Linux < 6.13

Linux/Linux 40735e7543f94fc88f58d94fd5f88daa4a2f2c6e - 475e06113c615dafd44262d6d6bd37786f7f4206

Linux/Linux 40735e7543f94fc88f58d94fd5f88daa4a2f2c6e - 7004b26f0b64331143eb0b312e77a357a11427ce

Linux/Linux 40735e7543f94fc88f58d94fd5f88daa4a2f2c6e - c945e1ad4f3b77166a3215dabc0c6c980d4a9c73

Linux/Linux 6.13

Linux/Linux 6.15.11 - 6.15.*

Linux/Linux 6.16.2 - 6.16.*

Linux/Linux 6.17

... and 2 more

Published Sep 04, 2025

Tracked Since Feb 18, 2026