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Add more bounds checking in copernicus
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@ -31,6 +31,8 @@ int add_uuid(char* destination, int maxsize) {
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strncpy(destination, "/uuid=", maxsize);
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uuidsize = read(uuidf, destination + 6, maxsize - 6);
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close(uuidf);
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if (uuidsize < 0) { return 0; }
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if (uuidsize > 524288) { return 0; }
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if (destination[uuidsize + 5] == '\n') {
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destination[uuidsize + 5 ] = 0;
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}
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@ -42,9 +44,11 @@ int add_confluent_uuid(char* destination, int maxsize) {
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int uuidsize;
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uuidf = open("/confluent_uuid", O_RDONLY);
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if (uuidf < 0) { return 0; }
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strncpy(destination, "/confluentuuid=", maxsize);
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uuidsize = read(uuidf, destination + 15, maxsize - 15);
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close(uuidf);
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if (uuidsize < 0) { return 0; }
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if (uuidsize > 524288) { return 0; }
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strncpy(destination, "/confluentuuid=", maxsize);
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if (destination[uuidsize + 14] == '\n') {
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destination[uuidsize + 14] = 0;
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}
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