CVE-2022-35888

Name: CVE-2022-35888
Creator: NVD / NIST
Published: 2022-09-29T01:15:08.97+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.5/10EPSS 0.57%

Last modified Jun 17, 2026

CVE-2022-35888 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. Ampere Altra and Ampere Altra Max devices through 2022-07-15 allow attacks via Hertzbleed, which is a power side-channel attack that extracts secret information from the CPU by correlating the power consumption with data being processed on the system.. EPSS estimates a 0.57% chance of exploitation in the next 30 days.

Description

Ampere Altra and Ampere Altra Max devices through 2022-07-15 allow attacks via Hertzbleed, which is a power side-channel attack that extracts secret information from the CPU by correlating the power consumption with data being processed on the system.

Metrics

CVSS 3.1

6.5/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

EPSS Probability

0.57%

42.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Amperecomputing	Ampere Altra Max Firmware	<= 2022-07-15
Amperecomputing	Ampere Altra Firmware	<= 2022-07-15
Amperecomputing	Ampereone Firmware	<= 2022-07-15

References

https://amperecomputing.com/products/security-bulletins/hertzbleed.htmlVendor Advisory
https://developer.arm.com/documentation/ka005111/1-0/?lang=enTechnical Description, Third Party Advisory
https://amperecomputing.com/products/security-bulletins/hertzbleed.htmlVendor Advisory
https://developer.arm.com/documentation/ka005111/1-0/?lang=enTechnical Description, Third Party Advisory

Timeline

Published: Sep 29, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-35888?

How severe is CVE-2022-35888?

CVE-2022-35888 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 0.57% probability of exploitation in the next 30 days.

How do I fix CVE-2022-35888?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-35888?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST