Avoid calls to 'buffer' with 'noAssert' flag set
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ID: javascript-node-security/detect-buffer-noassert
Language: JavaScript
Severity: Error
Category: Security
Description
Avoid calls to buffer
with noAssert
. If you skip the offset
validation it can go beyond the end of the Buffer
.
Non-Compliant Code Examples
a.readUInt8(0, true)
a.readUInt16LE(0, true)
a.readUInt16BE(0, true)
a.readUInt32LE(0, true)
a.readUInt32BE(0, true)
a.readInt8(0, true)
a.readInt16LE(0, true)
a.readInt16BE(0, true)
a.readInt32LE(0, true)
a.readInt32BE(0, true)
a.readFloatLE(0, true)
a.readFloatBE(0, true)
a.readDoubleLE(0, true)
a.readDoubleBE(0, true)
a.writeUInt8(0, 0, true)
a.writeUInt16LE(0, 0, true)
a.writeUInt16BE(0, 0, true)
a.writeUInt32LE(0, 0, true)
a.writeUInt32BE(0, 0, true)
a.writeInt8(0, 0, true)
a.writeInt16LE(0, 0, true)
a.writeInt16BE(0, 0, true)
a.writeInt32LE(0, 0, true)
a.writeInt32BE(0, 0, true)
a.writeFloatLE(0, 0, true)
a.writeFloatBE(0, 0, true)
a.writeDoubleLE(0, 0, true)
a.writeDoubleBE(0, 0, true)
Compliant Code Examples
a.readUInt8(0)
a.readUInt16LE(0)
a.readUInt16BE(0)
a.readUInt32LE(0)
a.readUInt32BE(0)
a.readInt8(0)
a.readInt16LE(0)
a.readInt16BE(0)
a.readInt32LE(0)
a.readInt32BE(0)
a.readFloatLE(0)
a.readFloatBE(0)
a.readDoubleLE(0)
a.readDoubleBE(0)
a.writeUInt8(0)
a.writeUInt16LE(0)
a.writeUInt16BE(0)
a.writeUInt32LE(0)
a.writeUInt32BE(0)
a.writeInt8(0)
a.writeInt16LE(0)
a.writeInt16BE(0)
a.writeInt32LE(0)
a.writeInt32BE(0)
a.writeFloatLE(0)
a.writeFloatBE(0)
a.writeDoubleLE(0)
a.writeDoubleBE(0)
a.readUInt8(0, false)
a.readUInt16LE(0, false)
a.readUInt16BE(0, false)
a.readUInt32LE(0, false)
a.readUInt32BE(0, false)
a.readInt8(0, false)
a.readInt16LE(0, false)
a.readInt16BE(0, false)
a.readInt32LE(0, false)
a.readInt32BE(0, false)
a.readFloatLE(0, false)
a.readFloatBE(0, false)
a.readDoubleLE(0, false)
a.readDoubleBE(0, false)
a.writeUInt8(0, false)
a.writeUInt16LE(0, false)
a.writeUInt16BE(0, false)
a.writeUInt32LE(0, false)
a.writeUInt32BE(0, false)
a.writeInt8(0, false)
a.writeInt16LE(0, false)
a.writeInt16BE(0, false)
a.writeInt32LE(0, false)
a.writeInt32BE(0, false)
a.writeFloatLE(0, false)
a.writeFloatBE(0, false)
a.writeDoubleLE(0, false)
a.writeDoubleBE(0, false)
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