Bug 1610098 (CVE-2018-14614) - CVE-2018-14614 kernel: Out-of-bounds access in fs/f2fs/segment.c:__remove_dirty_segment() when mounting a crafted f2fs image
Summary: CVE-2018-14614 kernel: Out-of-bounds access in fs/f2fs/segment.c:__remove_dir...
Keywords:
Status: CLOSED NOTABUG
Alias: CVE-2018-14614
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
low
low
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 1610099 Engineering1610100
Blocks: Embargoed1610101
TreeView+ depends on / blocked
 
Reported: 2018-07-31 01:42 UTC by Sam Fowler
Modified: 2021-02-16 23:51 UTC (History)
50 users (show)

Fixed In Version:
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Doc Text:
An issue was discovered in the Linux kernel's F2FS filesystem code. An out-of-bounds access vulnerability is possible the in __remove_dirty_segment() in fs/f2fs/segment.c function when mounting a crafted f2fs image.
Clone Of:
Environment:
Last Closed: 2018-08-02 16:42:03 UTC

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Description Sam Fowler 2018-07-31 01:42:14 UTC 
An issue was discovered in the Linux kernel in the F2FS filesystem code. There is an out-of-bounds access in __remove_dirty_segment() in fs/f2fs/segment.c when mounting a crafted f2fs image.

Upstream Bug:

https://bugzilla.kernel.org/show_bug.cgi?id=200419
Comment 1 Sam Fowler 2018-07-31 01:43:20 UTC 
Created kernel tracking bugs for this issue:

Affects: fedora-all [bug 1610099]
Comment 5 Vladis Dronov 2018-08-02 16:42:03 UTC 
Note:

An F2FS filesystem is not shipped with any of the Red Hat products.
Comment 6 Justin M. Forbes 2018-09-11 20:47:29 UTC 
This is fixed for Fedora with the 4.18 rebases.
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