SB2021080815 - Buffer overflow in Linux kernel
Published: August 8, 2021
Security Bulletin ID
SB2021080815
Severity
Low
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) Buffer overflow (CVE-ID: CVE-2021-38207)
The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.
drivers/net/ethernet/xilinx/ll_temac_main.c in the Linux kernel before 5.12.13 allows remote attackers to cause a denial of service (buffer overflow and lockup) by sending heavy network traffic for about 10 minutes.
Remediation
Install update from vendor's website.