Vulnerability CVE-2019-15214
Published: 2019-08-19   Modified: 2019-08-20

Description:
An issue was discovered in the Linux kernel before 5.0.10. 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.

Type:

CWE-416

 (Use After Free)

CVSS2 => (AV:L/AC:M/Au:N/C:N/I:N/A:C)

CVSS Base Score
Impact Subscore
Exploitability Subscore
4.7/10
6.9/10
3.4/10
Exploit range
Attack complexity
Authentication
Local
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
None
None
Complete
Affected software
Linux -> Linux kernel 

 References:
http://www.openwall.com/lists/oss-security/2019/08/20/2
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://security.netapp.com/advisory/ntap-20190905-0002/
https://syzkaller.appspot.com/bug?id=75903e0021cef79bc434d068b5169b599b2a46a9
https://usn.ubuntu.com/4115-1/
https://usn.ubuntu.com/4118-1/
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