Out-of-bounds read in Linux kernel - CVE-2026-90089
Published: September 19, 2026
Vulnerability identifier: #VU151391
CSH Severity: Low
CVSS v4: 5.3 [CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-90089
CWE-ID: CWE-125
Exploitation vector: Adjecent network
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to cause a denial of service.
The vulnerability exists due to an out-of-bounds read in nxp_process_fw_dump() when processing truncated firmware dump chunks. A remote attacker can send a truncated firmware dump frame with connection handle 0xfff to cause a denial of service.
Affected software
Linux kernel
How to mitigate CVE-2026-90089
Install security update from vendor's repository.