#VU112249 Integer underflow in Linux kernel - CVE-2025-38107
Published: July 4, 2025
Vulnerability identifier: #VU112249
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2025-38107
CWE-ID: CWE-191
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerable software:
Linux kernel
Linux kernel
Software vendor:
Linux Foundation
Linux Foundation
Description
The vulnerability allows a local user to execute arbitrary code.
The vulnerability exists due to integer underflow within the ets_qdisc_change() function in net/sched/sch_ets.c. A local user can execute arbitrary code.
Remediation
Install update from vendor's repository.
External links
- https://git.kernel.org/stable/c/0383b25488a545be168744336847549d4a2d3d6c
- https://git.kernel.org/stable/c/073f64c03516bcfaf790f8edc772e0cfb8a84ec3
- https://git.kernel.org/stable/c/0b479d0aa488cb478eb2e1d8868be946ac8afb4f
- https://git.kernel.org/stable/c/347867cb424edae5fec1622712c8dd0a2c42918f
- https://git.kernel.org/stable/c/d92adacdd8c2960be856e0b82acc5b7c5395fddb
- https://git.kernel.org/stable/c/eb7b74e9754e1ba2088f914ad1f57a778b11894b
- https://git.kernel.org/stable/c/fed94bd51d62d2e0e006aa61480e94e5cd0582b0