CVE-2017-8779

Source
Severity Medium
Remote Yes
Type Denial of service
Description
It was found that libtirpc and libntirpc fails to free a buffer allocated for parsing XDR blocks when parsing fails due to insufficient input data being available. A specially crafted message sent to a service such as rpcbind results in a memory leak, causing the application to crash or other processes to be impacted via the OOM killer.
Group Package Affected Fixed Severity Status Ticket
AVG-263 lib32-libtirpc 1.0.1-1 1.0.1-2 Medium Fixed FS#53928
AVG-262 libtirpc 1.0.1-2 1.0.1-3 Medium Fixed FS#53928
AVG-261 rpcbind 0.2.4-2 0.2.4-3 Medium Fixed FS#53927
Date Advisory Group Package Severity Description
07 May 2017 ASA-201705-6 AVG-263 lib32-libtirpc Medium denial of service
07 May 2017 ASA-201705-5 AVG-262 libtirpc Medium denial of service
07 May 2017 ASA-201705-4 AVG-261 rpcbind Medium denial of service
References
https://guidovranken.wordpress.com/2017/05/03/rpcbomb-remote-rpcbind-denial-of-service-patches/