CVE-2022-32296

Low

Description

The Linux kernel before 5.17.9 allows TCP servers to identify clients by observing what source ports are used. This occurs because of use of Algorithm 4 ("Double-Hash Port Selection Algorithm") of RFC 6056.

SeverityLow

CVSS3.3

Exploit probability—

Product

Linux Kernel

PublishedJun 5, 2022

First seenJun 5, 2022

How to fix

Update

linux linux_kernel5.17.9 or later

Vendor advisories

debian.org/security/2022/dsa-5173

Affected products

Product	Affected versions	Fixed in
linux linux_kernel	v < 5.17.9	5.17.9

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