CVE-2026-35547

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 ex...

high 8.1 CVSS 3.1
Published: Apr 30, 2026
Modified: May 1, 2026
Vendor: Freebsd
Product: Freebsd
Versions: 13.5,14.3,14.4,15.0

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.

References

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