Bug 2282471 (CVE-2021-47311) - CVE-2021-47311 kernel: net: qcom/emac: fix UAF in emac_remove
Summary: CVE-2021-47311 kernel: net: qcom/emac: fix UAF in emac_remove
Keywords:
Status: NEW
Alias: CVE-2021-47311
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:
Blocks: 2282500
TreeView+ depends on / blocked
 
Reported: 2024-05-22 12:21 UTC by ybuenos
Modified: 2025-09-06 08:33 UTC (History)
49 users (show)

Fixed In Version: kernel 4.9.277, kernel 4.14.241, kernel 4.19.199, kernel 5.4.135, kernel 5.10.53, kernel 5.13.5, kernel 5.14
Clone Of:
Environment:
Last Closed:
Embargoed:

Attachments (Terms of Use)


Links
System ID Private Priority Status Summary Last Updated
Red Hat Product Errata RHBA-2024:4354 0 None None None 2024-07-08 07:12:05 UTC
Red Hat Product Errata RHBA-2024:4365 0 None None None 2024-07-08 11:01:50 UTC
Red Hat Product Errata RHBA-2024:4461 0 None None None 2024-07-10 15:56:45 UTC
Red Hat Product Errata RHBA-2024:4463 0 None None None 2024-07-10 18:17:59 UTC
Red Hat Product Errata RHBA-2024:4494 0 None None None 2024-07-11 09:40:05 UTC
Red Hat Product Errata RHBA-2024:4495 0 None None None 2024-07-11 10:36:37 UTC
Red Hat Product Errata RHBA-2024:4507 0 None None None 2024-07-11 13:30:09 UTC
Red Hat Product Errata RHBA-2024:4535 0 None None None 2024-07-15 07:11:50 UTC
Red Hat Product Errata RHSA-2024:4211 0 None None None 2024-07-02 08:56:54 UTC
Red Hat Product Errata RHSA-2024:4352 0 None None None 2024-07-08 02:03:43 UTC
Red Hat Product Errata RHSA-2024:4740 0 None None None 2024-07-23 15:26:50 UTC
Red Hat Product Errata RHSA-2024:5281 0 None None None 2024-08-13 14:33:51 UTC

Description ybuenos 2024-05-22 12:21:41 UTC 
In the Linux kernel, the following vulnerability has been resolved:

net: qcom/emac: fix UAF in emac_remove

The Linux kernel CVE team has assigned CVE-2021-47311 to this issue.

Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2024052129-CVE-2021-47311-47f4@gregkh/T
Comment 7 Joe Lawrence 2024-06-17 15:10:27 UTC 
Hi Rohit, can we have kpatch trackers created for these releases:

rhel-8.6
rhel-8.8
rhel-8.10

(http://redbot.usersys.redhat.com/kpatch/kpatch-sla-kernels.json)

Thanks.
Comment 10 errata-xmlrpc 2024-07-02 08:56:50 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2024:4211 https://access.redhat.com/errata/RHSA-2024:4211
Comment 11 errata-xmlrpc 2024-07-08 02:03:39 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2024:4352 https://access.redhat.com/errata/RHSA-2024:4352
Comment 12 errata-xmlrpc 2024-07-23 15:26:47 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.8 Extended Update Support

Via RHSA-2024:4740 https://access.redhat.com/errata/RHSA-2024:4740
Comment 13 errata-xmlrpc 2024-08-13 14:33:48 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-2024:5281 https://access.redhat.com/errata/RHSA-2024:5281
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