SB2021060112 - Gentoo update for Tcpreplay

Description

This security bulletin contains information about 2 secuirty vulnerabilities.

1) Heap-based buffer overflow (CVE-ID: CVE-2020-24265)

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a boundary error within the MemcmpInterceptorCommon() function in tcpprep. A remote attacker can pass specially crafted data to the application, trigger heap-based buffer overflow and crash the application.

2) Heap-based buffer overflow (CVE-ID: CVE-2020-24266)

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a boundary error within the get_l2len() function in tcpprep. A remote attacker can pass specially crafted data to the application, trigger heap-based buffer overflow and crash the application.

Remediation

Install update from vendor's website.

References

• https://security.gentoo.org/
• https://security.gentoo.org/glsa/202105-21