National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2019-19807 Detail

Current Description

In the Linux kernel before 5.3.11, sound/core/timer.c has a use-after-free caused by erroneous code refactoring, aka CID-e7af6307a8a5. This is related to snd_timer_open and snd_timer_close_locked. The timeri variable was originally intended to be for a newly created timer instance, but was used for a different purpose after refactoring.

Source:  MITRE
View Analysis Description

Severity



CVSS 3.x Severity and Metrics:

NIST CVSS score
NIST: NVD
Base Score: 5.5 MEDIUM
Vector:  CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving NIST webspace. We have provided these links to other web sites because they may have information that would be of interest to you. No inferences should be drawn on account of other sites being referenced, or not, from this page. There may be other web sites that are more appropriate for your purpose. NIST does not necessarily endorse the views expressed, or concur with the facts presented on these sites. Further, NIST does not endorse any commercial products that may be mentioned on these sites. Please address comments about this page to nvd@nist.gov.

Hyperlink Resource
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.3.11 Release Notes Vendor Advisory
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=e7af6307a8a54f0b873960b32b6a644f2d0fbd97 Exploit Patch Vendor Advisory
https://github.com/torvalds/linux/commit/e7af6307a8a54f0b873960b32b6a644f2d0fbd97 Patch Third Party Advisory
https://security.netapp.com/advisory/ntap-20200103-0001/
https://usn.ubuntu.com/4225-1/
https://usn.ubuntu.com/4227-1/
https://usn.ubuntu.com/4227-2/

Weakness Enumeration

CWE-ID CWE Name Source
CWE-416 Use After Free NIST  

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (excluding)
5.3.11


Change History

4 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2019-19807
NVD Published Date:
12/15/2019
NVD Last Modified:
01/03/2020