SB2020042830 - Red Hat Enterprise Linux 8 update for e2fsprogs
Published: April 28, 2020
Security Bulletin ID
SB2020042830
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Out-of-bounds write (CVE-ID: CVE-2019-5094)
The vulnerability allows a local user to escalate privileges on the vulnerable system.
The vulnerability exists due to a boundary error when processing untrusted input in the quota file functionality. A local user can send a specially crafted xt4 partition, trigger out-of-bounds write on the heap and execute arbitrary code on the target system.
Note: An attacker can corrupt a partition to trigger this vulnerability.
Remediation
Install update from vendor's website.