CVE-2026-58008
📛 CVE Title
Unchecked HKDF key-size input in EL3 causes a stack buffer overflow
Description
Stack-based buffer overflow 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.
Overview
- State
- PUBLISHED
- Assigner (CNA)
- Altera
- CVSS severity
- HIGH
- CVSS score
- 8.3 / 10
- CVSS vector
CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:L/VI:H/VA:H/SC:L/SI:H/SA:H- Effective score
- 8.3 / 10 HIGH source: CNA overview
- CWE(s)
-
CWE-121 - Reserved
- 2026-06-26
- Published
- 2026-09-24 14:52 UTC
- Last updated
- 2026-09-24 15:01 UTC
- Source
- https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2026/58xxx/CVE-2026-58008.json
- Linked Threat
- CVE-2026-58008 — Unchecked HKDF key-size input in EL3 causes a stack buffer overflow
NVD / KEV / EPSS data refreshed 2026-09-25 04:38 UTC. Re-run the 🛰 Backfill from NVD button above to refresh.
European Union Vulnerability Database ENISA EUVD
ENISA's official EU repository for curated vulnerability intelligence. Carries a separate identifier (EUVD-YYYY-NNNN) and frequently exposes an earlier-published description + CVSS than NVD does.
- EUVD ID
-
EUVD-2026-85929 - Assigner
- Altera
- Published
- Sep 24, 2026, 2:52:40 PM
- Updated
- Sep 24, 2026, 3:01:47 PM
- EUVD base score (CVSS 4.0)
-
8.3 / 10
CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:L/VI:H/VA:H/SC:L/SI:H/SA:H - EUVD-reported EPSS
- 0.0000
- Vendors
- Altera
- Products
-
Trusted Firmware (0 ≤socfpga_v2.14.0)
- Aliases
-
GHSA-rp2j-q3xg-2qhf
ENISA description: Stack-based buffer overflow 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.
EUVD references (1)
Affected products (1)
| Vendor | Product | Versions | Platforms |
|---|---|---|---|
| Altera | Trusted Firmware |
0 (affected)
|
ARM |
Vendor references (1)
References embedded in the original CVE record by the assigning CNA.
Web references (0)
DuckDuckGo results ranked by threat-intel / vendor advisory domains. Generated by the 🔎 Find references (web) button above — same flow as the Remediations search.
No web references attached yet.
Remediations (10)
Remediations are stored against the linked Threat row; the list below is deduplicated across both pages.
-
web:0patch.com
Tiny reboot-less security patches for critical vulnerabilities in Windows, Microsoft Office, and other Windows products
2026-09-25 10:11 UTC -
web:epatch.pa.gov
Why does PATCH exist? Its purpose is to better enable the public to obtain criminal history record checks. The repository was created and is maintained in accordance with Pennsylvania's Criminal History Information Act contained in Chapter 91 of Title 18, Crimes Code. This Act also directs the Pennsylvania State Police (PSP) to disseminate criminal history data to criminal justice agencies ...
2026-09-25 10:11 UTC -
web:playvalorant.com
VALORANT's big update is here. TL;DR: The big one is here. A new home and lobby experience, Agent Mastery system, Gauntlet: Glitched, Practice Range in Queue, The Warden, Competitive Updates, and more are ALL LAUNCHING TODAY! Sup, gamers?! It's Kenny here to break down our biggest patch of the year—ok, maybe it's the biggest patch of the last few years. Maybe ever? Idk. Anyway, sit ...
2026-09-25 10:11 UTC -
web:support.microsoft.com
End of updates Windows 11, version 24H2 Home and Pro editions will reach end of updates on October 13, 2026 . Devices running these editions will no longer receive fixes for known issues, time zone updates, technical support, or monthly security and preview updates containing protections from the latest security threats. Enterprise and Education editions remain supported until October 12, 2027 ...
2026-09-25 10:11 UTC -
web:windowsreport.com
Microsoft has released the September 2026 Patch Tuesday updates, KB5124012, KB5124008, and KB5122880, for Windows 11 version 26H1, 25H2/24H2, and 23H2, respectively. The latest monthly security update focuses on security improvements, while also addressing several annoying issues stemmed from ...
2026-09-25 10:11 UTC -
web:www.automox.com
September 2026 Patch Tuesday ships a record 973 CVEs , led by two exploited elevation of privilege bugs in the Windows Update Stack and ALPC. Plus unauthenticated RCE in DNS and Remote Desktop Services, a SQL Copilot read-only bypass, and an Outlook Reading Pane RCE.
2026-09-25 10:11 UTC -
web:www.it-connect.tech
Fix the September 2026 RDS bug on Windows Server with Microsoft's KIR rollback. Learn deployment steps and keep the security update installed.
2026-09-25 10:11 UTC -
web:www.oracle.com
Critical Patch Updates Critical Patch Updates provide security patches for supported Oracle on-premises products. A Critical Patch Update is a collection of patches for multiple security vulnerabilities. These patches address vulnerabilities in Oracle code and in third party components included in Oracle products. These patches are usually ...
2026-09-25 10:11 UTC -
web:www.oracle.com
Oracle Critical Security Patch Update Advisory - August 2026 Description. A Critical Security Patch Update (CSPU) provides targeted, high-priority security fixes in a smaller, mor
2026-09-25 10:11 UTC -
web:www.stalker2.com
Patch notes A comprehensive archive of changes, tweaks, and fixes introduced with every patch and major update of S.T.A.L.K.E.R. 2: Heart of Chornobyl. Your feedback helps us refine the Zone — if you encounter an anomaly that doesn't belong there, report it via the Technical Support Hub.
2026-09-25 10:11 UTC
AI Forensic Analysis
Only Available for Registered Users. Sign in to view.
Raw JSON
The full cvelistV5 record. Download as CVE-2026-58008.json.
{
"containers": {
"adp": [
{
"metrics": [
{
"other": {
"content": {
"id": "CVE-2026-58008",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2026-09-24T15:01:39.463181Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"providerMetadata": {
"dateUpdated": "2026-09-24T15:01:47.109Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"defaultStatus": "unaffected",
"platforms": [
"ARM"
],
"product": "Trusted Firmware",
"vendor": "Altera",
"versions": [
{
"lessThanOrEqual": "socfpga_v2.14.0",
"status": "affected",
"version": "0",
"versionType": "custom"
}
]
}
],
"cpeApplicability": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:a:altera:trusted_firmware:*:*:arm:*:*:*:*:*",
"versionEndIncluding": "socfpga_v2.14.0",
"versionStartIncluding": "0",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
],
"operator": "OR"
}
],
"descriptions": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "Stack-based buffer overflow vulnerability in Altera Trusted Firmware on HPS allows Exploitation of Improperly Configured or Implemented Memory Protections.<p>This issue affects Trusted Firmware: through socfpga_v2.14.0.</p>"
}
],
"value": "Stack-based buffer overflow vulnerability in Altera Trusted Firmware on HPS allows Exploitation of Improperly Configured or Implemented Memory Protections.\n\nThis issue affects Trusted Firmware: through socfpga_v2.14.0."
}
],
"impacts": [
{
"capecId": "CAPEC-679",
"descriptions": [
{
"lang": "en",
"value": "CAPEC-679 Exploitation of Improperly Configured or Implemented Memory Protections"
}
]
}
],
"metrics": [
{
"cvssV4_0": {
"Automatable": "NOT_DEFINED",
"Recovery": "NOT_DEFINED",
"Safety": "NOT_DEFINED",
"attackComplexity": "LOW",
"attackRequirements": "NONE",
"attackVector": "LOCAL",
"baseScore": 8.3,
"baseSeverity": "HIGH",
"exploitMaturity": "NOT_DEFINED",
"privilegesRequired": "HIGH",
"providerUrgency": "NOT_DEFINED",
"subAvailabilityImpact": "HIGH",
"subConfidentialityImpact": "LOW",
"subIntegrityImpact": "HIGH",
"userInteraction": "NONE",
"valueDensity": "NOT_DEFINED",
"vectorString": "CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:L/VI:H/VA:H/SC:L/SI:H/SA:H",
"version": "4.0",
"vulnAvailabilityImpact": "HIGH",
"vulnConfidentialityImpact": "LOW",
"vulnIntegrityImpact": "HIGH",
"vulnerabilityResponseEffort": "NOT_DEFINED"
},
"format": "CVSS",
"scenarios": [
{
"lang": "en",
"value": "GENERAL"
}
]
},
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "LOCAL",
"availabilityImpact": "HIGH",
"baseScore": 8.1,
"baseSeverity": "HIGH",
"confidentialityImpact": "LOW",
"integrityImpact": "HIGH",
"privilegesRequired": "HIGH",
"scope": "CHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:L/I:H/A:H",
"version": "3.1"
},
"format": "CVSS",
"scenarios": [
{
"lang": "en",
"value": "GENERAL"
}
]
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-121",
"description": "CWE-121 Stack-based buffer overflow",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2026-09-24T14:52:40.298Z",
"orgId": "04c0172e-9735-4a9d-a92a-fe01fa863447",
"shortName": "Altera"
},
"references": [
{
"url": "https://www.altera.com/product-security/advisory/asa-0006"
}
],
"source": {
"discovery": "UNKNOWN"
},
"title": "Unchecked HKDF key-size input in EL3 causes a stack buffer overflow",
"x_generator": {
"engine": "Vulnogram 1.0.5"
}
}
},
"cveMetadata": {
"assignerOrgId": "04c0172e-9735-4a9d-a92a-fe01fa863447",
"assignerShortName": "Altera",
"cveId": "CVE-2026-58008",
"datePublished": "2026-09-24T14:52:40.298Z",
"dateReserved": "2026-06-26T20:15:59.970Z",
"dateUpdated": "2026-09-24T15:01:47.109Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}