Vulnerability · Published Sep 24, 2026 · Assigned by Altera
CVE-2026-58005Unvalidated SiP v2 mailbox pointers allow non-secure EL1 access to arbitrary physical addresses through EL3.
High 8.1
In plain English
A high-severity memory corruption in Trusted Firmware from Altera. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.1% (higher than 1% of all known vulnerabilities).
Severity (CVSS 3.1)8.1High
Exploit odds (30 days)0.1%top 98.8% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Out-of-bounds read vulnerability in Altera Trusted Firmware on HPS allows Privilege Escalation and Overflow Buffers. This issue affects Trusted Firmware: through socfpga_v2.14.0.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Altera | Trusted Firmware | 0 – through socfpga_v2.14.0 |
Weakness: CWE-119 · Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:L/I:H/A:H