CVE-2026-13466 Altera Trusted Firmware - Buffer Overflow

Altera Trusted Firmware <= socfpga_v2.14.0 contains a buffer overflow caused by incorrect calculation of buffer size in HPS, letting attackers overflow buffers, exploit requires crafted input.

CVSS base score 8.1 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Required
EPSS
0.11% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Buffer Overflow
Impact
Buffer Overflow
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:L/I:H/A:H
Published
24 September 2026
Updated
15 October 2026
Weakness
CWE-131

Vendor fix

Update to the latest version beyond socfpga_v2.14.0.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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