Out-of-bounds read in Linux kernel - CVE-2026-64495
Published: July 27, 2026
Vulnerability identifier: #VU139439
CSH Severity: Low
CVSS v4: 6.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-64495
CWE-ID: CWE-125
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local user to cause a denial of service.
The vulnerability exists due to out-of-bounds read in bmg160_get_filter() and bmg160_set_filter() when handling sysfs input for the in_anglvel_filter_low_pass_3db_frequency interface. A local user can supply a value that is not present in bmg160_samp_freq_table to cause a denial of service.
The issue is reachable from userspace through the sysfs interface.
Affected software
Linux kernel
How to mitigate CVE-2026-64495
Install security update from vendor's repository.
Linux kernel - update to 7.0 rc3
External References
- https://git.kernel.org/stable/c/029481cddb98697716f4bf3021d035eaf2ca0e1f
- https://git.kernel.org/stable/c/1dc3a833be11e5d503038e3c701745fd0e03903c
- https://git.kernel.org/stable/c/6c8675468862161d1c59130266852b66867d3861
- https://git.kernel.org/stable/c/77e56ebb1786f4296afd5fa46975a989b285ae65
- https://git.kernel.org/stable/c/7bbf02b63961fc1768c9c654392c11f2077d4c59
- https://git.kernel.org/stable/c/8320c77e67382d5d55d77043a5f60a867d408a2b
- https://git.kernel.org/stable/c/8d202515baea4e2e3be448d1590099af28f2346d
- https://git.kernel.org/stable/c/d85ee50f58dd83fe74f6d0bf8bd345c657b216e8