SB2026082764 - Out-of-bounds read in Linux kernel joystick iforce driver
Published: August 27, 2026
Security Bulletin ID
SB2026082764
CSH Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Physical access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Out-of-bounds read (CVE-ID: CVE-2026-80573)
CWE-ID: CWE-125 - Out-of-bounds read
CVSSv4: 5.1 [CVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
The vulnerability allows a local attacker to cause a denial of service.
The vulnerability exists due to out-of-bounds read in the iforce input packet processing logic when parsing crafted USB input packets. A local attacker can send crafted short packets to trigger out-of-bounds reads and cause a denial of service.
Exploitation requires delivery of malformed data through a connected USB device.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/0ec411167655ef3ff3e84f6af685e962aff9a75b
- https://git.kernel.org/stable/c/2c083ab16e33fbff3ab8c752fbf8118ed3dd31ce
- https://git.kernel.org/stable/c/5232529eaf57f08fe37484e301579a1915b93d14
- https://git.kernel.org/stable/c/5751c781d3c97ab6ce0e2a966156ed882152c415
- https://git.kernel.org/stable/c/609be40988898a4d75225ade0ea5c1734757dd33
- https://git.kernel.org/stable/c/84e5cb517f445dadbd5f8bf4ec513540e51f9c36
- https://git.kernel.org/stable/c/a64a8b6b31cd669f0449138e53cc2592d454ccf1
- https://git.kernel.org/stable/c/e73d7a7d913d89141321f5f3f16343ecc200d152