Bug 2267185 (CVE-2021-47055) - CVE-2021-47055 kernel: mtd: require write permissions for locking and badblock ioctls
Summary: CVE-2021-47055 kernel: mtd: require write permissions for locking and badbloc...
Keywords:
Status: NEW
Alias: CVE-2021-47055
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: 2267186
Blocks: 2267188
TreeView+ depends on / blocked
 
Reported: 2024-03-01 05:09 UTC by Avinash Hanwate
Modified: 2024-09-20 17:19 UTC (History)
50 users (show)

Fixed In Version: kernel 4.4.269, kernel 4.9.269, kernel 4.14.233, kernel 4.19.191, kernel 5.4.119, kernel 5.10.37, kernel 5.11.21, kernel 5.12.4, kernel 5.13
Clone Of:
Environment:
Last Closed:
Embargoed:

Attachments (Terms of Use)


Links
System ID Private Priority Status Summary Last Updated
Red Hat Product Errata RHBA-2024:3622 0 None None None 2024-06-05 09:02:33 UTC
Red Hat Product Errata RHBA-2024:3773 0 None None None 2024-06-10 15:10:59 UTC
Red Hat Product Errata RHBA-2024:3990 0 None None None 2024-06-20 01:13:40 UTC
Red Hat Product Errata RHSA-2024:3618 0 None None None 2024-06-05 00:30:47 UTC
Red Hat Product Errata RHSA-2024:3627 0 None None None 2024-06-05 10:04:00 UTC

Description Avinash Hanwate 2024-03-01 05:09:37 UTC 
In the Linux kernel, the following vulnerability has been resolved:

mtd: require write permissions for locking and badblock ioctls

The Linux kernel CVE team has assigned CVE-2021-47055 to this issue.

Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2024022950-CVE-2021-47055-6927@gregkh/T/#u
Comment 1 Avinash Hanwate 2024-03-01 05:10:13 UTC 
Created kernel tracking bugs for this issue:

Affects: fedora-all [bug 2267186]
Comment 5 Justin M. Forbes 2024-03-01 18:10:13 UTC 
This was fixed for Fedora with the 5.12.4 stable kernel updates.
Comment 9 errata-xmlrpc 2024-06-05 00:30:43 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 10 errata-xmlrpc 2024-06-05 10:03:57 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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