CVE-2026-13467— Systemic Missing Address Validation in SiP SMC Handlers
Quick assessment
Affected
Altera Trusted Firmware
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
Altera 可信固件（Trusted Firmware）中存在一种越界写入漏洞，该漏洞位于 HPS（硬处理器系统）上，可能导致利用配置或实现不当的内存保护机制。 此问题影响 Trusted Firmware 中 socfpga_v2.14.0 及更早版本。
Get alerts for future matching vulnerabilities
Log in to subscribe
I. Basic Information for CVE-2026-13467
Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗
Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.
Vulnerability Title
Systemic Missing Address Validation in SiP SMC Handlers
Source: CVE Program / CVE List V5
Vulnerability Description
Out-of-bounds write vulnerability in Altera Trusted Firmware on HPS allows Exploitation of Improperly Configured or Implemented Memory Protections.
This issue affects Trusted Firmware: through socfpga_v2.14.0.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:L/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
跨界内存写
Source: CVE Program / CVE List V5
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Altera | Trusted Firmware | 0 ~ socfpga_v2.14.0 | - |
|
II. Public POCs for CVE-2026-13467
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
Premium
No public POC found.
Login to generate AI POCIII. Intelligence Information for CVE-2026-13467
请登录查看更多情报信息。
Other References for CVE-2026-13467 (1)
Same Patch Batch · Altera · 2026-09-24 · 8 CVEs total
| CVE-2026-58007 | 8.1 HIGH | Unchecked SDM mailbox response address enables EL3 secure-memory corruption |
| CVE-2026-58008 | 8.1 HIGH | Unchecked HKDF key-size input in EL3 causes a stack buffer overflow |
| CVE-2026-58004 | 8.1 HIGH | Crafted oversized firmware image causes EL3 stack overflow during VAB authentication on Tr |
| CVE-2026-58005 | 8.1 HIGH | Unvalidated SiP v2 mailbox pointers allow non-secure EL1 access to arbitrary physical addr |
| CVE-2026-58006 | 8.1 HIGH | Altera SoCFPGA BL31 Mailbox Output Pointer Validation Enables EL3 Secure-Memory Corruption |
| CVE-2026-13465 | 8.1 HIGH | EL3 Stack Buffer Overflow in FCS HKDF Request |
| CVE-2026-13466 | 8.1 HIGH | Unit Confusion in VAB Authentication |
IV. Related Vulnerabilities
Same product: Trusted Firmware
-
CVE-2026-58008
Unchecked HKDF key-size input in EL3 causes a stack buffer o -
CVE-2026-58007
Unchecked SDM mailbox response address enables EL3 secure-me -
CVE-2026-58006
Altera SoCFPGA BL31 Mailbox Output Pointer Validation Enable -
CVE-2026-58005
Unvalidated SiP v2 mailbox pointers allow non-secure EL1 acc -
CVE-2026-58004
Crafted oversized firmware image causes EL3 stack overflow d
Same vendor: Altera
-
CVE-2026-58008
Unchecked HKDF key-size input in EL3 causes a stack buffer o -
CVE-2026-58007
Unchecked SDM mailbox response address enables EL3 secure-me -
CVE-2026-58006
Altera SoCFPGA BL31 Mailbox Output Pointer Validation Enable -
CVE-2026-58005
Unvalidated SiP v2 mailbox pointers allow non-secure EL1 acc -
CVE-2026-58004
Crafted oversized firmware image causes EL3 stack overflow d
Same weakness: CWE-787
-
CVE-2026-100888
Trusted Domain Project OpenDKIM DKIM Signature Header Select -
CVE-2026-100740
D-Link DIR-895L L2TP Control Channel tunnel.c tunnel_set_par -
CVE-2026-100504
Ghidra through 12.1.4 Stack-based Buffer Overflow via leftsh -
CVE-2026-80431
Out-of-bounds write in the kitty text sizing protocol allows -
CVE-2026-87118
Botslab G980H Dashcams Out-of-bounds Write
V. Comments for CVE-2026-13467
No comments yet