Bug 1861728 (CVE-2020-6070) - CVE-2020-6070 f2fs-tools: specially crafted f2fs file can cause a logic flaw and out-of-bounds heap operations, resulting in code execution
Summary: CVE-2020-6070 f2fs-tools: specially crafted f2fs file can cause a logic flaw ...
Keywords:
Status: CLOSED UPSTREAM
Alias: CVE-2020-6070
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: 1861730 1861729
Blocks:
TreeView+ depends on / blocked
 
Reported: 2020-07-29 12:04 UTC by Marian Rehak
Modified: 2021-02-16 19:35 UTC (History)
1 user (show)

Fixed In Version:
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Last Closed: 2020-07-29 13:27:42 UTC


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Description Marian Rehak 2020-07-29 12:04:59 UTC
An exploitable code execution vulnerability exists in the file system checking functionality of fsck.f2fs 1.12.0. A specially crafted f2fs file can cause a logic flaw and out-of-bounds heap operations, resulting in code execution. An attacker can provide a malicious file to trigger this vulnerability.

External Reference:

https://talosintelligence.com/vulnerability_reports/TALOS-2020-0988

Comment 1 Marian Rehak 2020-07-29 12:06:47 UTC
Created f2fs-tools tracking bugs for this issue:

Affects: epel-7 [bug 1861730]
Affects: fedora-all [bug 1861729]

Comment 2 Product Security DevOps Team 2020-07-29 13:27:42 UTC
This CVE Bugzilla entry is for community support informational purposes only as it does not affect a package in a commercially supported Red Hat product. Refer to the dependent bugs for status of those individual community products.


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