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CVE-2022-23085

—
CVSS 3.1
8.2 high
EPSS
<1%p41
Published
()
Modified
Description

A user-provided integer option was passed to nmreq_copyin() without checking if it would overflow. This insufficient bounds checking could lead to kernel memory corruption. On systems configured to include netmap in their devfs_ruleset, a privileged process running in a jail can affect the host environment.

Vendors
freebsd
Products
freebsd
Weakness
CWE-787, CWE-120
Vector
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
NVD CVE.org GitHub PoCs EPSS (0.5%)

In the news

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