Re: [Dnsmasq-discuss] Out-of-bound heap write when parsing invalid --dhcp-mac option

2019-12-12 Thread Simon Kelley
On 10/12/2019 00:01, Klaus Eisentraut wrote: > Hi, > > I found another crash in parsing code of a configuration file or command > line options. To reproduce it, simply run > > dnsmasq --dhcp-mac=,A...A > > with "a lot of" A (>=89 with dnsmasq 2.80 on Linux 5.4.2-arch1-1). If > you run

[Dnsmasq-discuss] Out-of-bound heap write when parsing invalid --dhcp-mac option

2019-12-09 Thread Klaus Eisentraut
Hi, I found another crash in parsing code of a configuration file or command line options. To reproduce it, simply run dnsmasq --dhcp-mac=,A...A with "a lot of" A (>=89 with dnsmasq 2.80 on Linux 5.4.2-arch1-1). If you run dnsmasq without Address Sanitizer (ASAN), it won't crash