Bug 1784917 (CVE-2019-19814) - CVE-2019-19814 kernel: out-of-bounds write in __remove_dirty_segment in fs/f2fs/segment.c
Summary: CVE-2019-19814 kernel: out-of-bounds write in __remove_dirty_segment in fs/f2...
Keywords:
Status: CLOSED NOTABUG
Alias: CVE-2019-19814
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: 1784918
Blocks: 1784919
TreeView+ depends on / blocked
 
Reported: 2019-12-18 17:46 UTC by Guilherme de Almeida Suckevicz
Modified: 2021-02-16 20:51 UTC (History)
46 users (show)

Fixed In Version:
Clone Of:
Environment:
Last Closed: 2020-04-06 22:32:12 UTC
Embargoed:

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Description Guilherme de Almeida Suckevicz 2019-12-18 17:46:52 UTC 
An out of bounds (OOB) memory access flaw was found in the Linux kernel's F2FS  file system exploiting NAND flash memory-based storage device. This could allow a local attacker to crash the system or leak kernel internal information.

Reference:
https://github.com/bobfuzzer/CVE/tree/master/CVE-2019-19814
Comment 1 Guilherme de Almeida Suckevicz 2019-12-18 17:47:50 UTC 
Created kernel tracking bugs for this issue:

Affects: fedora-all [bug 1784918]
Comment 4 Rohit Keshri 2020-04-06 15:13:45 UTC 
Statement:

There was no shipped kernel version were seen affected with this problem. These files are not built in our source code.
Comment 5 Rohit Keshri 2020-04-06 15:13:50 UTC 
Mitigation:

Mitigation for this issue is either not available or the currently available options don't meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.
Comment 7 Product Security DevOps Team 2020-04-06 22:32:12 UTC 
This bug is now closed. Further updates for individual products will be reflected on the CVE page(s):

https://access.redhat.com/security/cve/cve-2019-19814
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