Stack-based buffer overflow in Linux kernel - CVE-2026-64367
Published: July 27, 2026
Vulnerability identifier: #VU139602
CSH Severity: Low
CVSS v4: 6.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-64367
CWE-ID: CWE-121
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local user to cause a denial of service or execute arbitrary code.
The vulnerability exists due to a stack-based buffer overflow in goodix_hid_set_raw_report() when processing a hidraw SET_REPORT ioctl with an oversized report. A local user can send a specially crafted report to cause a denial of service or execute arbitrary code.
Affected software
Linux kernel
How to mitigate CVE-2026-64367
Install security update from vendor's repository.
Linux kernel - update to 7.0 rc3