Bug 2266499 (CVE-2021-46938) - CVE-2021-46938 kernel: dm rq: fix double free of blk_mq_tag_set in dev remove after table load fails
Summary: CVE-2021-46938 kernel: dm rq: fix double free of blk_mq_tag_set in dev remove...
Keywords:
Status: NEW
Alias: CVE-2021-46938
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: 2266500
Blocks: 2266459
TreeView+ depends on / blocked
 
Reported: 2024-02-27 23:43 UTC by Nick Tait
Modified: 2024-04-16 18:04 UTC (History)
49 users (show)

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Description Nick Tait 2024-02-27 23:43:56 UTC 
In the Linux kernel, the following vulnerability has been resolved:

dm rq: fix double free of blk_mq_tag_set in dev remove after table load fails

The Linux kernel CVE team has assigned CVE-2021-46938 to this issue.

Upstream advisory:
https://lore.kernel.org/linux-cve-announce/20240227184057.2368370-3-gregkh@linuxfoundation.org/T/#u
Comment 1 Nick Tait 2024-02-27 23:44:31 UTC 
Created kernel tracking bugs for this issue:

Affects: fedora-all [bug 2266500]
Comment 6 Justin M. Forbes 2024-02-28 18:55:04 UTC 
This was fixed for Fedora with the 5.12.3 stable kernel update.
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