SB2019071723 - Out-of-bounds write in Linux kernel
Published: July 17, 2019 Updated: July 31, 2019
Security Bulletin ID
SB2019071723
CSH Severity
Medium
Patch available
NO
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Data manipulation
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Out-of-bounds write (CVE-ID: CVE-2019-13631)
CWE-ID: CWE-787 - Out-of-bounds write
CVSSv4: 4.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N]
The vulnerability allows a local attacker to cause an out-of-bounds write condition on a targeted virtual host system.
The vulnerability exists due to the out-of-bounds write error in the "parse_hid_report_descriptor" function in the "drivers/input/tablet/gtco.c" file. A local authenticated attacker can insert a malicious USB device that sends a crafted response to the targeted system and cause an out-of-bounds write condition.
Remediation
Cybersecurity Help is not aware of any official remediation provided by the vendor.