SB2019082037 - NULL pointer dereference in Linux kernel
Published: August 20, 2019 Updated: July 17, 2020
Security Bulletin ID
SB2019082037
Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) NULL pointer dereference (CVE-ID: CVE-2019-15222)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a NULL pointer dreference error in sound/usb/helper.c (motu_microbookii) driver. A remote attacker can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
References
- http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00064.html
- http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00066.html
- http://www.openwall.com/lists/oss-security/2019/08/20/2
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.2.8
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=5d78e1c2b7f4be00bbe62141603a631dc7812f35
- https://security.netapp.com/advisory/ntap-20190905-0002/
- https://syzkaller.appspot.com/bug?id=3ec1dad62657fef22282536d7532dbb65eee778a