CVE-2025-68816 — Use of Externally-Controlled Format String in Linux
Severity
7.8HIGHOSV
No vectorEPSS
0.1%
top 83.55%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedJan 13
Latest updateApr 17
Description
In the Linux kernel, the following vulnerability has been resolved:
net/mlx5: fw_tracer, Validate format string parameters
Add validation for format string parameters in the firmware tracer to
prevent potential security vulnerabilities and crashes from malformed
format strings received from firmware.
The firmware tracer receives format strings from the device firmware and
uses them to format trace messages. Without proper validation, bad
firmware could provide format strings with invalid form…
Affected Packages16 packages
▶CVEListV5linux/linux70dd6fdb8987b14f7b6105f6be0617299e459398 — 95624b731c490a4b849844269193a233d6d556a0+7
🔴Vulnerability Details
10OSV▶
linux-aws-5.15, linux-gcp-5.15, linux-gke, linux-hwe-5.15, linux-intel-iotg-5.15, linux-lowlatency-hwe-5.15, linux-oracle-5.15 vulnerabilities↗2026-03-17