CVE-2025-68804: platform/chrome: cros_ec_ishtp: Fix UAF after unbinding driver

Severity: unknown
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-01-13 · updated 2026-06-17

Description

In the Linux kernel, the following vulnerability has been resolved: platform/chrome: cros_ec_ishtp: Fix UAF after unbinding driver After unbinding the driver, another kthread `cros_ec_console_log_work` is still accessing the device, resulting an UAF and crash. The driver doesn't unregister the EC device in .remove() which should shutdown sub-devices synchronously. Fix it.

Affected products

Linux kernel: 5.3 — fixed in 6.19

How to fix

Upgrade to a fixed version: Linux kernel 6.19. Check the vendor advisory for mitigations.

References

https://git.kernel.org/stable/c/24a2062257bbdfc831de5ed21c27b04b5bdf2437
https://git.kernel.org/stable/c/27037916db38e6b78a0242031d3b93d997b84020
https://git.kernel.org/stable/c/393b8f9bedc7806acb9c47cefdbdb223b4b6164b
https://git.kernel.org/stable/c/4701493ba37654b3c38b526f6591cf0b02aa172f
https://git.kernel.org/stable/c/8dc1f5a85286290dbf04dd5951d020570f49779b
https://git.kernel.org/stable/c/944edca81e7aea15f83cf9a13a6ab67f711e8abd
https://git.kernel.org/stable/c/e1da6e399df976dd04c7c73ec008bc81da368a95

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