PT-2020-2147 · Videolabs +1 · Libmicrodns +1

Name of the Vulnerable Software and Affected Versions: Videolabs libmicrodns version 0.1.0 Description: The issue is related to the message-parsing functionality. When parsing mDNS messages in mdns recv, the return value of the mdns read header function is not checked, leading to an uninitialized...

Videolabs libmicrodns 0.1.0 resource allocation denial-of-service vulnerabilities

Summary Multiple exploitable denial-of-service vulnerabilities exist in the resource allocation handling of Videolabs libmicrodns 0.1.0. When encountering errors while parsing mDNS messages, some allocated data is not freed, possibly leading to a denial-of-service condition via resource exhaustio...

Videolabs libmicrodns 0.1.0 rr_decode return value remote code execution vulnerability

Summary An exploitable code execution vulnerability exists in the label-parsing functionality of Videolabs libmicrodns 0.1.0. When parsing compressed labels in mDNS messages, the rrdecode function’s return value is not checked, leading to a double free that could be exploited to execute arbitrary...

Videolabs libmicrodns 0.1.0 TXT record RDATA-parsing denial-of-service vulnerability

Summary An exploitable denial-of-service vulnerability exists in the TXT record-parsing functionality of Videolabs libmicrodns 0.1.0. When parsing the RDATA section in a TXT record in mDNS messages, multiple integer overflows can be triggered, leading to a denial of service. An attacker can send ...

Videolabs libmicrodns 0.1.0 message-parsing bounds denial-of-service vulnerability

Summary An exploitable denial-of-service vulnerability exists in the message-parsing functionality of Videolabs libmicrodns 0.1.0. When parsing mDNS messages, the implementation does not properly keep track of the available data in the message, possibly leading to an out-of-bounds read that would...

Videolabs libmicrodns 0.1.0 mdns_recv return value denial-of-service vulnerability

Summary An exploitable denial-of-service vulnerability exists in the message-parsing functionality of Videolabs libmicrodns 0.1.0. When parsing mDNS messages in mdnsrecv, the return value of the mdnsreadheader function is not checked, leading to an uninitialized variable usage that eventually...