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CVE WatchSep 4, 2026

CVE-2026-80735

In the Linux kernel, the following vulnerability has been resolved: ovpn: ensure socket is owned by ovpn before deref sk_user_data Some su

CVSS

7.3

High

EPSS

KEV

Exploit Today

0-100

Published: Sep 3, 2026 · Last modified: Sep 4, 2026

EPSS · 30d

Not enough EPSS history yet.

Technical description

In the Linux kernel, the following vulnerability has been resolved: ovpn: ensure socket is owned by ovpn before deref sk_user_data Some subsystems, like BPF SOCKMAP, set sk_user_data without actually setting the encap_type. For this reason, we must make sure that the type is the one ovpn expects before dereferencing sk_user_data. Failing to do so may lead to out-of-bounds reads.

Official references
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