Bug 1759684 (CVE-2019-16995) - CVE-2019-16995 kernel: Memory leak in hsr_dev_finalize() in net/hsr/hsr_device.c
Summary: CVE-2019-16995 kernel: Memory leak in hsr_dev_finalize() in net/hsr/hsr_device.c
Keywords:
Status: CLOSED NOTABUG
Alias: CVE-2019-16995
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: 1759685
Blocks: 1759686
TreeView+ depends on / blocked
 
Reported: 2019-10-08 20:22 UTC by Pedro Sampaio
Modified: 2020-04-29 17:38 UTC (History)
46 users (show)

Fixed In Version:
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Clone Of:
Environment:
Last Closed: 2020-04-29 17:38:01 UTC


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Description Pedro Sampaio 2019-10-08 20:22:02 UTC
In the Linux kernel before 5.0.3, a memory leak exits in hsr_dev_finalize() in net/hsr/hsr_device.c if hsr_add_port fails to add a port, which may cause denial of service, aka CID-6caabe7f197d.

Upstream patch:

https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=6caabe7f197d3466d238f70915d65301f1716626

Comment 1 Pedro Sampaio 2019-10-08 20:22:23 UTC
Created kernel tracking bugs for this issue:

Affects: fedora-all [bug 1759685]

Comment 2 Justin M. Forbes 2019-10-09 14:53:32 UTC
This was fixed for Fedora with the 5.0.3 stable updates.


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