Bug 2267937 (CVE-2021-47088) - CVE-2021-47088 kernel: mm/damon/dbgfs: protect targets destructions with kdamond_lock
Summary: CVE-2021-47088 kernel: mm/damon/dbgfs: protect targets destructions with kdam...
Keywords:
Status: NEW
Alias: CVE-2021-47088
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: 2268181
TreeView+ depends on / blocked
 
Reported: 2024-03-05 16:08 UTC by Zack Miele
Modified: 2024-04-16 14:32 UTC (History)
51 users (show)

Fixed In Version: kernel 5.15.12, kernel 5.16
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Description Zack Miele 2024-03-05 16:08:59 UTC 
In the Linux kernel, the following vulnerability has been resolved:

mm/damon/dbgfs: protect targets destructions with kdamond_lock

The Linux kernel CVE team has assigned CVE-2021-47088 to this issue.

Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2024030413-CVE-2021-47088-269c@gregkh/T
Comment 4 Audra Mitchell 2024-03-12 20:30:17 UTC 
Looks like we already have this fix in RHEL8 and RHEL9. Closing the triaging jiras accordingly...

$ kerneloscope downstream 34796417964b
ff6daba7c0d7 (in rhel-8.7, rhel-8.8, rhel-8.9, rhel-8.10) mm/damon/dbgfs: protect targets destructions with kdamond_lock
ad2b724628a1 (in rhel-9.1, rhel-9.2, rhel-9.3, rhel-9.4) mm/damon/dbgfs: protect targets destructions with kdamond_lock
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