SB2019031801 - Debian update for liblivemedia
Published: March 18, 2019
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 3 vulnerabilities.
1) Input validation error (CVE-ID: CVE-2019-6256)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a call to an incorrect virtual function pointer in the readSocket function in GroupsockHelper.cpp. A remote attacker can cause an RTSPServer crash in handleHTTPCmd_TunnelingPOST, when RTSP-over-HTTP tunneling is supported, via x-sessioncookie HTTP headers in a GET request and a POST request within the same TCP session.
2) Use-after-free (CVE-ID: CVE-2019-7314)
The vulnerability allows a remote attacker to cause DoS condition.
The vulnerability exists due to use-after-free error when mishandling of the termination of an RTSP stream after RTP/RTCP-over-RTSP has been set up. A remote attacker can trigger segmentation fault and cause the RTSP server to crash.
3) Input validation error (CVE-ID: CVE-2019-9215)
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 in the parseAuthorizationHeader() function. A remote attacker can perform a denial of service (DoS) attack against application using the vulnerable version of Live555 codec library.
Remediation
Install update from vendor's website.