What is CVE-2023-53059?

CVE-2023-53059 is a high-severity vulnerability in Linux. CVSS score: 7.1/10. Published 2025-05-02.

How severe is CVE-2023-53059?

High severity. CVSS v3 base score is 7.1 out of 10.

Vulnerability in Linux

CVE-2023-53059

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

EPSS: 0.002 (8.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.1 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H.

Affected products

Linux — versions eda2e30c6684d67288edb841c6125d48c608a242, 5.4, 0
Linux Linux_kernel — versions 6.3

References

416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Patch)
416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Patch)
416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Patch)
416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Patch)
416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Patch)
416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Patch)

Frequently asked questions

What is CVE-2023-53059?: CVE-2023-53059 is a high-severity vulnerability in Linux. CVSS score: 7.1/10. Published 2025-05-02.
How severe is CVE-2023-53059?: High severity. CVSS v3 base score is 7.1 out of 10.