What’s Vulnerable › Vulnerabilities

CVE-2022-37459

• Severity: high (CVSS 7.8 v3.1)
• 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: 2022-08-17 · updated 2026-06-17
• Weakness: CWE-203

Description

Ampere Altra devices before 1.08g and Ampere Altra Max devices before 2.05a allow attackers to control the predictions for return addresses and potentially hijack code flow to execute arbitrary code via a side-channel attack, aka a "Retbleed" issue.

Affected products

• Amperecomputing Ampere Altra Firmware: before 1.08g — fixed in 1.08g
• Amperecomputing Ampere Altra Max Firmware: before 2.05a — fixed in 2.05a

How to fix

Upgrade to a fixed version: Amperecomputing Ampere Altra Firmware 1.08g; Amperecomputing Ampere Altra Max Firmware 2.05a. Check the vendor advisory for mitigations.

References

• https://amperecomputing.com/products/security-bulletins/retbleed.html
• https://developer.arm.com/documentation/ka005138/1-0/
• https://amperecomputing.com/products/security-bulletins/retbleed.html
• https://developer.arm.com/documentation/ka005138/1-0/

Get alerted when CVE-2022-37459 or the next vulnerability affects your stack