Bug 1743591 (CVE-2019-15214) - CVE-2019-15214 kernel: use-after-free in sound/core/init.c and sound/core/info.c
Summary: CVE-2019-15214 kernel: use-after-free in sound/core/init.c and sound/core/info.c
Keywords:
Status: NEW
Alias: CVE-2019-15214
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: 1743592
Blocks: 1743593
TreeView+ depends on / blocked
 
Reported: 2019-08-20 09:18 UTC by Dhananjay Arunesh
Modified: 2019-08-22 16:28 UTC (History)
44 users (show)

Fixed In Version:
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Description Dhananjay Arunesh 2019-08-20 09:18:31 UTC
A vulnerability was found in the Linux kernel. There is a use-after-free in the sound subsystem because card disconnection causes certain data structures to be deleted too early. This is related to sound/core/init.c and sound/core/info.c.
 
Reference:
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.0.10
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=2a3f7221acddfe1caa9ff09b3a8158c39b2fdeac
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=8c2f870890fd28e023b0fcf49dcee333f2c8bad7
https://syzkaller.appspot.com/bug?id=75903e0021cef79bc434d068b5169b599b2a46a9

Comment 1 Dhananjay Arunesh 2019-08-20 09:19:13 UTC
Created kernel tracking bugs for this issue:

Affects: fedora-all [bug 1743592]

Comment 2 Justin M. Forbes 2019-08-20 12:51:00 UTC
This was fixed for Fedora with the 5.0.10 stable updates.


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