Bug 2001951 (CVE-2021-40490) - CVE-2021-40490 kernel: race condition was discovered in ext4_write_inline_data_end in fs/ext4/inline.c in the ext4 subsystem
Summary: CVE-2021-40490 kernel: race condition was discovered in ext4_write_inline_dat...
Keywords:
Status: NEW
Alias: CVE-2021-40490
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 2003460 2003461 2003462 2001952 2003463
Blocks: 2001953
TreeView+ depends on / blocked
 
Reported: 2021-09-07 14:20 UTC by Marian Rehak
Modified: 2021-11-09 17:09 UTC (History)
42 users (show)

Fixed In Version: Linux kernel 5.15-rc1
Doc Type: If docs needed, set a value
Doc Text:
A flaw was found in the Linux kernel. A race condition was discovered in the ext4 subsystem. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.
Clone Of:
Environment:
Last Closed:


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Description Marian Rehak 2021-09-07 14:20:20 UTC
A race condition was discovered in ext4_write_inline_data_end in fs/ext4/inline.c in the ext4 subsystem in the Linux kernel through 5.13.13.

Upstream Issue:

https://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4.git/commit/?id=9e445093e523f3277081314c864f708fd4bd34aa

Comment 1 Marian Rehak 2021-09-07 14:20:45 UTC
Created kernel tracking bugs for this issue:

Affects: fedora-all [bug 2001952]


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