Bug 1428491 (CVE-2017-6348) - CVE-2017-6348 kernel: net: Improper lock dropping in the hashbin_delete function
Summary: CVE-2017-6348 kernel: net: Improper lock dropping in the hashbin_delete function
Keywords:
Status: CLOSED WONTFIX
Alias: CVE-2017-6348
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:
Blocks: 1428496
TreeView+ depends on / blocked
 
Reported: 2017-03-02 16:51 UTC by Andrej Nemec
Modified: 2021-02-17 02:31 UTC (History)
30 users (show)

Fixed In Version:
Doc Type: If docs needed, set a value
Doc Text:
The hashbin_delete function in net/irda/irqueue.c in the Linux kernel improperly manages lock dropping, which allows local users to cause a denial of service (deadlock) via crafted operations on IrDA devices.
Clone Of:
Environment:
Last Closed: 2019-06-08 03:08:22 UTC
Embargoed:

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Description Andrej Nemec 2017-03-02 16:51:00 UTC 
The hashbin_delete function in net/irda/irqueue.c in the Linux kernel improperly manages lock dropping, which allows local users to cause a denial of service (deadlock) via crafted operations on IrDA devices.

Upstream patch:

https://github.com/torvalds/linux/commit/4c03b862b12f980456f9de92db6d508a4999b788

References:

http://seclists.org/oss-sec/2017/q1/5246
Comment 1 Wade Mealing 2017-03-28 06:18:21 UTC 
Statement:

This issue does not affect the Linux kernel packages as shipped with Red Hat Enterprise Linux 5,  6, 7 and MRG-2  as the code with the flaw is not present in the products listed.
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