Bug 2096901 (CVE-2022-32296) - CVE-2022-32296 kernel: insufficient TCP source port randomness leads to client identification
Summary: CVE-2022-32296 kernel: insufficient TCP source port randomness leads to clien...
Keywords:
Status: CLOSED DUPLICATE of bug 2064604
Alias: CVE-2022-32296
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
low
low
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 2096902
Blocks: 2096903
TreeView+ depends on / blocked
 
Reported: 2022-06-14 14:12 UTC by Marian Rehak
Modified: 2022-08-01 14:44 UTC (History)
48 users (show)

Fixed In Version: kernel 5.18-rc6
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Clone Of:
Environment:
Last Closed: 2022-08-01 14:44:35 UTC


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Description Marian Rehak 2022-06-14 14:12:21 UTC
The Linux kernel before 5.17.9 allows TCP servers to identify clients by observing what source ports are used.

Reference:

https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.17.9

Comment 1 Marian Rehak 2022-06-14 14:12:49 UTC
Created kernel tracking bugs for this issue:

Affects: fedora-all [bug 2096902]

Comment 2 Justin M. Forbes 2022-06-14 14:35:03 UTC
This was fixed for Fedora with the 5.17.9 stable kernel updates.

Comment 6 Rohit Keshri 2022-08-01 14:44:35 UTC

*** This bug has been marked as a duplicate of bug 2064604 ***


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