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CVE-2017-13036/OSPFv3: Add a bounds check before fetching data
This fixes a buffer over-read discovered by Bhargava Shastry, SecT/TU Berlin. Add a test using the capture file supplied by the reporter(s), modified so the capture file won't be rejected as an invalid capture.
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,2 @@ | ||
| IP6 (class 0x76, flowlabel 0xf6701, hlim 109, next-header OSPF (89) payload length: 30311) 6767:6780:6767:a102:4:b6:5853:f040 > 1000:a32:8847:1::116: OSPFv3, Hello, length 30311 | ||
| Router-ID 1.1.0.34, Area 0.255.2.2, Instance 82 [|ospf3] |
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