CVE-2023-53059: Linux Kernel

High severity, CVSS 7.1. EPSS: 0.2% chance of exploitation in the next 30 days.

In the Linux kernel, the following vulnerability has been resolved: platform/chrome: cros_ec_chardev: fix kernel data leak from ioctl It is possible to peep kernel page's data by providing larger `insize` in struct cros_ec_command[1] when invoking EC host commands. Fix it by using zeroed memory. [1]: https://elixir.bootlin.com/linux/v6.2/source/include/linux/platform_data/cros_ec_proto.h#L74

Affected products

• Linux Linux Kernel: from 5.4, before 5.4.240 (fixed in 5.4.240); from 5.5, before 5.10.177 (fixed in 5.10.177); from 5.11, before 5.15.105 (fixed in 5.15.105); from 5.16, before 6.1.22 (fixed in 6.1.22); from 6.2, before 6.2.9 (fixed in 6.2.9); version 6.3 only

Published 2025-05-02. Last modified 2026-06-17.