What is CVE-2021-42252?

CVE-2021-42252 is a high-severity vulnerability in Linux Linux_kernel. CVSS score: 7.8/10. Published 2021-10-11.

How severe is CVE-2021-42252?

High severity. CVSS v3 base score is 7.8 out of 10.

Vulnerability in Linux Linux_kernel

CVE-2021-42252

An issue was discovered in aspeed_lpc_ctrl_mmap in drivers/soc/aspeed/aspeed-lpc-ctrl.c in the Linux kernel before 5.14.6. Local attackers able to access the Aspeed LPC control interface could overwrite memory in the kernel and potentially…

EPSS: 0.004 (27.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Linux Linux_kernel
Netapp H300e
Netapp H300e_firmware
Netapp H300s
Netapp H300s_firmware
Netapp H410c
Netapp H410c_firmware
Netapp H410s
Netapp H410s_firmware
Netapp H500e

References

cve@mitre.org (Patch, x_refsource_MISC, Vendor Advisory)
cve@mitre.org (x_refsource_MISC, Release Notes, Vendor Advisory)
cve@mitre.org (x_refsource_CONFIRM, Third Party Advisory)

Frequently asked questions

What is CVE-2021-42252?: CVE-2021-42252 is a high-severity vulnerability in Linux Linux_kernel. CVSS score: 7.8/10. Published 2021-10-11.
How severe is CVE-2021-42252?: High severity. CVSS v3 base score is 7.8 out of 10.