Bug 2270100 (CVE-2024-26640) - CVE-2024-26640 kernel: tcp: add sanity checks to rx zerocopy
Summary: CVE-2024-26640 kernel: tcp: add sanity checks to rx zerocopy
Keywords:
Status: NEW
Alias: CVE-2024-26640
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: 2270101
Blocks: 2270180
TreeView+ depends on / blocked
 
Reported: 2024-03-18 13:33 UTC by Zack Miele
Modified: 2024-08-27 13:23 UTC (History)
51 users (show)

Fixed In Version: kernel 5.10.210, kernel 5.15.149, kernel 6.1.77, kernel 6.6.16, kernel 6.7.4, kernel 6.8
Doc Type: If docs needed, set a value
Doc Text:
A vulnerability was found in Linux Kernel where rx zerocopy feature allowed mapping of pages owned by the filesystem, leading to potential system panic which is caused by the lack of sanity checks to rx zerocopy. A local authenticated attacker could exploit this vulnerability to cause a denial of service.
Clone Of:
Environment:
Last Closed:
Embargoed:

Attachments (Terms of Use)


Links
System ID Private Priority Status Summary Last Updated
Red Hat Product Errata RHBA-2024:5117 0 None None None 2024-08-08 08:35:02 UTC
Red Hat Product Errata RHBA-2024:5207 0 None None None 2024-08-12 07:52:33 UTC
Red Hat Product Errata RHBA-2024:5208 0 None None None 2024-08-12 08:33:01 UTC
Red Hat Product Errata RHBA-2024:5233 0 None None None 2024-08-12 13:50:59 UTC
Red Hat Product Errata RHBA-2024:5235 0 None None None 2024-08-12 14:23:20 UTC
Red Hat Product Errata RHBA-2024:5236 0 None None None 2024-08-12 14:39:26 UTC
Red Hat Product Errata RHBA-2024:5237 0 None None None 2024-08-12 14:44:21 UTC
Red Hat Product Errata RHBA-2024:5386 0 None None None 2024-08-14 10:47:15 UTC
Red Hat Product Errata RHBA-2024:5866 0 None None None 2024-08-26 14:38:51 UTC
Red Hat Product Errata RHSA-2024:5065 0 None None None 2024-08-07 00:22:19 UTC
Red Hat Product Errata RHSA-2024:5101 0 None None None 2024-08-08 04:51:37 UTC
Red Hat Product Errata RHSA-2024:5102 0 None None None 2024-08-08 04:40:49 UTC
Red Hat Product Errata RHSA-2024:5255 0 None None None 2024-08-13 00:26:47 UTC

Description Zack Miele 2024-03-18 13:33:26 UTC 
In the Linux kernel, the following vulnerability has been resolved:

tcp: add sanity checks to rx zerocopy

The Linux kernel CVE team has assigned CVE-2024-26640 to this issue.

Upstream advisory:
https://lore.kernel.org/linux-cve-announce/20240318102117.2839904-11-lee@kernel.org/T
Comment 1 Zack Miele 2024-03-18 13:34:00 UTC 
Created kernel tracking bugs for this issue:

Affects: fedora-all [bug 2270101]
Comment 5 Justin M. Forbes 2024-03-25 19:44:59 UTC 
This was fixed for Fedora with the 6.7.4 stable kernel updates.
Comment 15 errata-xmlrpc 2024-08-07 00:22:16 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support
  Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions
  Red Hat Enterprise Linux 8.6 Telecommunications Update Service

Via RHSA-2024:5065 https://access.redhat.com/errata/RHSA-2024:5065
Comment 16 errata-xmlrpc 2024-08-08 04:40:47 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2024:5102 https://access.redhat.com/errata/RHSA-2024:5102
Comment 17 errata-xmlrpc 2024-08-08 04:51:33 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2024:5101 https://access.redhat.com/errata/RHSA-2024:5101
Comment 18 errata-xmlrpc 2024-08-13 00:26:43 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.8 Extended Update Support

Via RHSA-2024:5255 https://access.redhat.com/errata/RHSA-2024:5255
Note You need to log in before you can comment on or make changes to this bug.