SB2020110945 - OpenSUSE Linux update for wireshark
Published: November 9, 2020
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 4 secuirty vulnerabilities.
1) Double Free (CVE-ID: CVE-2020-17498)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a boundary error in Kafka dissector. A remote attacker can pass specially crafted data to the application, trigger double free error and crash the application.
2) Input validation error (CVE-ID: CVE-2020-25862)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to insufficient validation of user-supplied input within the TCP dissector in Wireshark. A remote attacker can pass specially crafted input to the application and perform a denial of service (DoS) attack.
3) Input validation error (CVE-ID: CVE-2020-25863)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to insufficient validation of user-supplied input within the MIME Multipart dissector in Wireshark. A remote attacker can pass specially crafted input to the application and perform a denial of service (DoS) attack.
4) Input validation error (CVE-ID: CVE-2020-25866)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to insufficient validation of user-supplied input within the BLIP dissector in Wireshark. A remote attacker can pass specially crafted input to the application and perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.