Bug 2267162 (CVE-2021-47066) - CVE-2021-47066 kernel: async_xor: increase src_offs when dropping destination page cause data corruption
Summary: CVE-2021-47066 kernel: async_xor: increase src_offs when dropping destination...
Keywords:
Status: NEW
Alias: CVE-2021-47066
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
low
low
Target Milestone: ---
Assignee: Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 2267163
Blocks: 2267188
TreeView+ depends on / blocked
 
Reported: 2024-03-01 04:47 UTC by Avinash Hanwate
Modified: 2024-04-21 12:15 UTC (History)
50 users (show)

Fixed In Version: kernel 5.10.37, kernel 5.11.21, kernel 5.12.4, kernel 5.13
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Description Avinash Hanwate 2024-03-01 04:47:54 UTC 
In the Linux kernel, the following vulnerability has been resolved:

async_xor: increase src_offs when dropping destination page

The Linux kernel CVE team has assigned CVE-2021-47066 to this issue.

Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2024022954-CVE-2021-47066-02e0@gregkh/T/#u
Comment 1 Avinash Hanwate 2024-03-01 04:48:32 UTC 
Created kernel tracking bugs for this issue:

Affects: fedora-all [bug 2267163]
Comment 5 Justin M. Forbes 2024-03-01 21:12:33 UTC 
This was fixed for Fedora with the 5.12.4 stable kernel updates.
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