CVE-2022-37459
HIGH
Published Aug 17, 20223y ago · Modified Jun 17, 20262w ago
7.8 CVSS 3.1
Published Aug 17, 2022 3y ago
Last Modified Jun 17, 2026 2w ago
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.
CVSS Details
Base Score
Exploitability
Impact
Vector string
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality High
Integrity High
Availability High
Threat Intelligence
No active exploitation signals — not in CISA KEV and no EPSS score yet.
Exploit & Patch Status
No Known Exploit
No Patch Available
Weaknesses 1
CWE-203
Affected Products 4
| Vendor | Product | Version | Range |
|---|---|---|---|
| amperecomputing | ampere_altra_firmware | * | <1.08g |
| amperecomputing | ampere_altra | * | any |
| amperecomputing | ampere_altra_max_firmware | * | <2.05a |
| amperecomputing | ampere_altra_max | * | any |
References 2
- amperecomputing.com https://amperecomputing.com/products/security-bulletins/retbleed.html
- developer.arm.com https://developer.arm.com/documentation/ka005138/1-0/
Remediation
No remediation data recorded yet
Check vendor advisories and the NVD entry for patch availability.