Out-of-Bounds Write in Intel Multi-Buffer Crypto For IPSec
CVE-2026-35683

5.9MEDIUM

Key Information:

Vendor

Intel
Status
Intel(r) Multi-buffer Crypto For Ipsec
Vendor
CVE Published:
10 November 2026

What is CVE-2026-35683?

An out-of-bounds write vulnerability exists in the Intel Multi-Buffer Crypto functionality within IPSec, potentially allowing unprivileged software attackers to trigger a denial of service condition. If the attack conditions align, the vulnerability may be exploited by unauthenticated users with local access, requiring no special knowledge and no user interaction. The resultant impact can severely compromise system availability, with secondary implications for system integrity.

Affected Version(s)

Intel(R) Multi-Buffer Crypto for IPSec See references

References

https://intel.com/content/www/us/en/security-center/advis...

CVSS V4

Score:
5.9
Severity:
MEDIUM
Confidentiality:
None
Integrity:
Low
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Attack Required:
Physical
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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