CVE-2026-35547

HIGH EPSS 23.3%
Published Apr 30, 20262mo ago · Modified Jun 17, 20262w ago
8.1 CVSS 3.1
High
Find Similar
Published Apr 30, 2026 2mo ago
Last Modified Jun 17, 2026 2w ago

Description

When processing the header of an incoming message, libnv failed to properly validate the message size. The lack of validation allows a malicious program to write outside the bounds of a heap allocation. This can trigger a crash or system panic, and it may be possible for an unprivileged user to exploit the bug to elevate their privileges.

CVSS Details

Base Score
8.1
Exploitability
2.2
Impact
5.9
Vector string
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity High
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality High
Integrity High
Availability High

Threat Intelligence

EPSS Exploit Probability
23.3% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 2

CWE-122
CWE-130

Affected Products 37

VendorProductVersionRange
freebsdfreebsd13.5any
freebsdfreebsd13.5any
freebsdfreebsd13.5any
freebsdfreebsd13.5any
freebsdfreebsd13.5any
freebsdfreebsd13.5any
freebsdfreebsd13.5any
freebsdfreebsd13.5any
freebsdfreebsd13.5any
freebsdfreebsd13.5any
freebsdfreebsd13.5any
freebsdfreebsd13.5any
freebsdfreebsd13.5any
freebsdfreebsd13.5any
freebsdfreebsd14.3any
freebsdfreebsd14.3any
freebsdfreebsd14.3any
freebsdfreebsd14.3any
freebsdfreebsd14.3any
freebsdfreebsd14.3any
freebsdfreebsd14.3any
freebsdfreebsd14.3any
freebsdfreebsd14.3any
freebsdfreebsd14.3any
freebsdfreebsd14.3any
freebsdfreebsd14.3any
freebsdfreebsd14.4any
freebsdfreebsd14.4any
freebsdfreebsd14.4any
freebsdfreebsd14.4any
freebsdfreebsd15.0any
freebsdfreebsd15.0any
freebsdfreebsd15.0any
freebsdfreebsd15.0any
freebsdfreebsd15.0any
freebsdfreebsd15.0any
freebsdfreebsd15.0any

References 1

  • security.freebsd.org https://security.freebsd.org/advisories/FreeBSD-SA-26:17.libnv.asc
    Vendor Advisory

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.