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Check the fragcounter in donwlink FragDecoderProcess #1614

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ekleezg opened this issue Jun 19, 2024 · 0 comments
Open

Check the fragcounter in donwlink FragDecoderProcess #1614

ekleezg opened this issue Jun 19, 2024 · 0 comments

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@ekleezg
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ekleezg commented Jun 19, 2024

The fragCounter is data coming from the packet, but without validation, it can cause an out-of-bounds (OOB) issue in the following code in FragDecoderProcess.

FragDecoder.FragNbMissingIndex[fragCounter - 1] = 0;

The maximum number of fragments is defined as FRAG_MAX_NB which is 21.
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