diff options
| author | Adam <Adam@sigterm.info> | 2021-05-04 17:34:58 -0400 |
|---|---|---|
| committer | Adam <Adam@sigterm.info> | 2021-05-04 17:53:57 -0400 |
| commit | 030eaf9e574d0045265d11638e8cced4861423a7 (patch) | |
| tree | 0184076106f4eb603e9672a0157a12080e08454e | |
| parent | de648cb16dadb5274786b48a061e929ab2f67aa0 (diff) | |
core_dns: skip unknown resource record types
| -rw-r--r-- | src/coremods/core_dns.cpp | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/src/coremods/core_dns.cpp b/src/coremods/core_dns.cpp index b16658242..40de989b6 100644 --- a/src/coremods/core_dns.cpp +++ b/src/coremods/core_dns.cpp @@ -211,7 +211,13 @@ class Packet : public Query break; } default: + { + if (pos + rdlength > input_size) + throw Exception("Unable to skip resource record"); + + pos += rdlength; break; + } } if (!record.name.empty() && !record.rdata.empty()) |