Bug 2250843 (CVE-2023-6240) - CVE-2023-6240 kernel: Marvin vulnerability side-channel leakage in the RSA decryption operation
Summary: CVE-2023-6240 kernel: Marvin vulnerability side-channel leakage in the RSA de...
Keywords:
Status: NEW
Alias: CVE-2023-6240
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 2262644
Blocks: 2250781
TreeView+ depends on / blocked
 
Reported: 2023-11-21 12:31 UTC by Rohit Keshri
Modified: 2024-06-10 15:10 UTC (History)
54 users (show)

Fixed In Version:
Doc Type: If docs needed, set a value
Doc Text:
A Marvin vulnerability side-channel leakage was found in the RSA decryption operation in the Linux Kernel. This issue may allow a network attacker to decrypt ciphertexts or forge signatures, limiting the services that use that private key.
Clone Of:
Environment:
Last Closed:
Embargoed:


Attachments (Terms of Use)


Links
System ID Private Priority Status Summary Last Updated
Red Hat Product Errata RHBA-2024:2878 0 None None None 2024-05-16 08:57:52 UTC
Red Hat Product Errata RHBA-2024:2879 0 None None None 2024-05-16 08:58:21 UTC
Red Hat Product Errata RHBA-2024:3622 0 None None None 2024-06-05 09:02:13 UTC
Red Hat Product Errata RHBA-2024:3773 0 None None None 2024-06-10 15:10:41 UTC
Red Hat Product Errata RHSA-2024:1881 0 None None None 2024-04-18 02:28:12 UTC
Red Hat Product Errata RHSA-2024:1882 0 None None None 2024-04-18 01:47:05 UTC
Red Hat Product Errata RHSA-2024:2758 0 None None None 2024-05-08 00:47:08 UTC
Red Hat Product Errata RHSA-2024:3414 0 None None None 2024-05-28 14:05:14 UTC
Red Hat Product Errata RHSA-2024:3421 0 None None None 2024-05-28 14:07:15 UTC
Red Hat Product Errata RHSA-2024:3618 0 None None None 2024-06-05 00:29:34 UTC
Red Hat Product Errata RHSA-2024:3627 0 None None None 2024-06-05 10:00:59 UTC

Description Rohit Keshri 2023-11-21 12:31:22 UTC
A flaw found that is Marvin Attack vulnerability side-channel leakage in the RSA decryption operation.

References:
https://securitypitfalls.wordpress.com/2023/10/16/experiment-with-side-channel-attacks-yourself/
https://people.redhat.com/~hkario/marvin/

Comment 5 Alex 2024-02-04 13:47:10 UTC
Created kernel tracking bugs for this issue:

Affects: fedora-all [bug 2262644]

Comment 7 errata-xmlrpc 2024-04-18 01:47:02 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.2 Extended Update Support

Via RHSA-2024:1882 https://access.redhat.com/errata/RHSA-2024:1882

Comment 8 errata-xmlrpc 2024-04-18 02:28:09 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.2 Extended Update Support

Via RHSA-2024:1881 https://access.redhat.com/errata/RHSA-2024:1881

Comment 9 errata-xmlrpc 2024-05-08 00:47:05 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9

Via RHSA-2024:2758 https://access.redhat.com/errata/RHSA-2024:2758

Comment 10 errata-xmlrpc 2024-05-28 14:05:09 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.0 Extended Update Support

Via RHSA-2024:3414 https://access.redhat.com/errata/RHSA-2024:3414

Comment 11 errata-xmlrpc 2024-05-28 14:07:10 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.0 Extended Update Support

Via RHSA-2024:3421 https://access.redhat.com/errata/RHSA-2024:3421

Comment 12 errata-xmlrpc 2024-06-05 00:29:29 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2024:3618 https://access.redhat.com/errata/RHSA-2024:3618

Comment 13 errata-xmlrpc 2024-06-05 10:00:53 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2024:3627 https://access.redhat.com/errata/RHSA-2024:3627


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