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LibWeb: Prevent crash when encoding into detached buffer

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This handles the case where data is encoded into a detached buffer.
This commit is contained in:
Glenn Skrzypczak
2025-04-18 18:35:44 +02:00
committed by Tim Flynn
parent 8ec420bc28
commit d37d0e4b59
Notes: github-actions[bot] 2025-04-19 11:09:12 +00:00 
Author: https://github.com/skyz1
Commit: https://github.com/LadybirdBrowser/ladybird/commit/d37d0e4b591
Pull-request: https://github.com/LadybirdBrowser/ladybird/pull/4399
Reviewed-by: https://github.com/ADKaster
Reviewed-by: https://github.com/trflynn89
4 changed files with 301 additions and 0 deletions
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117
Tests/LibWeb/Text/expected/wpt-import/encoding/encodeInto.any.txt Normal file
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@@ -0,0 +1,117 @@
Harness status: OK
Found 111 tests
85 Pass
26 Fail
Pass encodeInto() into ArrayBuffer with Hi and destination length 0, offset 0, filler 0
Pass encodeInto() into SharedArrayBuffer with Hi and destination length 0, offset 0, filler 0
Pass encodeInto() into ArrayBuffer with Hi and destination length 0, offset 4, filler 0
Pass encodeInto() into SharedArrayBuffer with Hi and destination length 0, offset 4, filler 0
Pass encodeInto() into ArrayBuffer with Hi and destination length 0, offset 0, filler 128
Pass encodeInto() into SharedArrayBuffer with Hi and destination length 0, offset 0, filler 128
Pass encodeInto() into ArrayBuffer with Hi and destination length 0, offset 4, filler 128
Pass encodeInto() into SharedArrayBuffer with Hi and destination length 0, offset 4, filler 128
Pass encodeInto() into ArrayBuffer with Hi and destination length 0, offset 0, filler random
Pass encodeInto() into SharedArrayBuffer with Hi and destination length 0, offset 0, filler random
Pass encodeInto() into ArrayBuffer with Hi and destination length 0, offset 4, filler random
Pass encodeInto() into SharedArrayBuffer with Hi and destination length 0, offset 4, filler random
Pass encodeInto() into ArrayBuffer with A and destination length 10, offset 0, filler 0
Pass encodeInto() into SharedArrayBuffer with A and destination length 10, offset 0, filler 0
Pass encodeInto() into ArrayBuffer with A and destination length 10, offset 4, filler 0
Pass encodeInto() into SharedArrayBuffer with A and destination length 10, offset 4, filler 0
Pass encodeInto() into ArrayBuffer with A and destination length 10, offset 0, filler 128
Pass encodeInto() into SharedArrayBuffer with A and destination length 10, offset 0, filler 128
Pass encodeInto() into ArrayBuffer with A and destination length 10, offset 4, filler 128
Pass encodeInto() into SharedArrayBuffer with A and destination length 10, offset 4, filler 128
Pass encodeInto() into ArrayBuffer with A and destination length 10, offset 0, filler random
Pass encodeInto() into SharedArrayBuffer with A and destination length 10, offset 0, filler random
Pass encodeInto() into ArrayBuffer with A and destination length 10, offset 4, filler random
Pass encodeInto() into SharedArrayBuffer with A and destination length 10, offset 4, filler random
Pass encodeInto() into ArrayBuffer with <20><><EFBFBD>U+df06 and destination length 4, offset 0, filler 0
Pass encodeInto() into SharedArrayBuffer with <20><><EFBFBD>U+df06 and destination length 4, offset 0, filler 0
Pass encodeInto() into ArrayBuffer with <20><><EFBFBD>U+df06 and destination length 4, offset 4, filler 0
Pass encodeInto() into SharedArrayBuffer with <20><><EFBFBD>U+df06 and destination length 4, offset 4, filler 0
Pass encodeInto() into ArrayBuffer with <20><><EFBFBD>U+df06 and destination length 4, offset 0, filler 128
Pass encodeInto() into SharedArrayBuffer with <20><><EFBFBD>U+df06 and destination length 4, offset 0, filler 128
Pass encodeInto() into ArrayBuffer with <20><><EFBFBD>U+df06 and destination length 4, offset 4, filler 128
Pass encodeInto() into SharedArrayBuffer with <20><><EFBFBD>U+df06 and destination length 4, offset 4, filler 128
Pass encodeInto() into ArrayBuffer with <20><><EFBFBD>U+df06 and destination length 4, offset 0, filler random
Pass encodeInto() into SharedArrayBuffer with <20><><EFBFBD>U+df06 and destination length 4, offset 0, filler random
Pass encodeInto() into ArrayBuffer with <20><><EFBFBD>U+df06 and destination length 4, offset 4, filler random
Pass encodeInto() into SharedArrayBuffer with <20><><EFBFBD>U+df06 and destination length 4, offset 4, filler random
Pass encodeInto() into ArrayBuffer with <20><><EFBFBD>U+df06A and destination length 3, offset 0, filler 0
Pass encodeInto() into SharedArrayBuffer with <20><><EFBFBD>U+df06A and destination length 3, offset 0, filler 0
Pass encodeInto() into ArrayBuffer with <20><><EFBFBD>U+df06A and destination length 3, offset 4, filler 0
Pass encodeInto() into SharedArrayBuffer with <20><><EFBFBD>U+df06A and destination length 3, offset 4, filler 0
Pass encodeInto() into ArrayBuffer with <20><><EFBFBD>U+df06A and destination length 3, offset 0, filler 128
Pass encodeInto() into SharedArrayBuffer with <20><><EFBFBD>U+df06A and destination length 3, offset 0, filler 128
Pass encodeInto() into ArrayBuffer with <20><><EFBFBD>U+df06A and destination length 3, offset 4, filler 128
Pass encodeInto() into SharedArrayBuffer with <20><><EFBFBD>U+df06A and destination length 3, offset 4, filler 128
Pass encodeInto() into ArrayBuffer with <20><><EFBFBD>U+df06A and destination length 3, offset 0, filler random
Pass encodeInto() into SharedArrayBuffer with <20><><EFBFBD>U+df06A and destination length 3, offset 0, filler random
Pass encodeInto() into ArrayBuffer with <20><><EFBFBD>U+df06A and destination length 3, offset 4, filler random
Pass encodeInto() into SharedArrayBuffer with <20><><EFBFBD>U+df06A and destination length 3, offset 4, filler random
Pass encodeInto() into ArrayBuffer with U+d834AU+df06A¥Hi and destination length 10, offset 0, filler 0
Pass encodeInto() into SharedArrayBuffer with U+d834AU+df06A¥Hi and destination length 10, offset 0, filler 0
Pass encodeInto() into ArrayBuffer with U+d834AU+df06A¥Hi and destination length 10, offset 4, filler 0
Pass encodeInto() into SharedArrayBuffer with U+d834AU+df06A¥Hi and destination length 10, offset 4, filler 0
Pass encodeInto() into ArrayBuffer with U+d834AU+df06A¥Hi and destination length 10, offset 0, filler 128
Pass encodeInto() into SharedArrayBuffer with U+d834AU+df06A¥Hi and destination length 10, offset 0, filler 128
Pass encodeInto() into ArrayBuffer with U+d834AU+df06A¥Hi and destination length 10, offset 4, filler 128
Pass encodeInto() into SharedArrayBuffer with U+d834AU+df06A¥Hi and destination length 10, offset 4, filler 128
Pass encodeInto() into ArrayBuffer with U+d834AU+df06A¥Hi and destination length 10, offset 0, filler random
Pass encodeInto() into SharedArrayBuffer with U+d834AU+df06A¥Hi and destination length 10, offset 0, filler random
Pass encodeInto() into ArrayBuffer with U+d834AU+df06A¥Hi and destination length 10, offset 4, filler random
Pass encodeInto() into SharedArrayBuffer with U+d834AU+df06A¥Hi and destination length 10, offset 4, filler random
Pass encodeInto() into ArrayBuffer with AU+df06 and destination length 4, offset 0, filler 0
Pass encodeInto() into SharedArrayBuffer with AU+df06 and destination length 4, offset 0, filler 0
Pass encodeInto() into ArrayBuffer with AU+df06 and destination length 4, offset 4, filler 0
Pass encodeInto() into SharedArrayBuffer with AU+df06 and destination length 4, offset 4, filler 0
Pass encodeInto() into ArrayBuffer with AU+df06 and destination length 4, offset 0, filler 128
Pass encodeInto() into SharedArrayBuffer with AU+df06 and destination length 4, offset 0, filler 128
Pass encodeInto() into ArrayBuffer with AU+df06 and destination length 4, offset 4, filler 128
Pass encodeInto() into SharedArrayBuffer with AU+df06 and destination length 4, offset 4, filler 128
Pass encodeInto() into ArrayBuffer with AU+df06 and destination length 4, offset 0, filler random
Pass encodeInto() into SharedArrayBuffer with AU+df06 and destination length 4, offset 0, filler random
Pass encodeInto() into ArrayBuffer with AU+df06 and destination length 4, offset 4, filler random
Pass encodeInto() into SharedArrayBuffer with AU+df06 and destination length 4, offset 4, filler random
Pass encodeInto() into ArrayBuffer with ¥¥ and destination length 4, offset 0, filler 0
Pass encodeInto() into SharedArrayBuffer with ¥¥ and destination length 4, offset 0, filler 0
Pass encodeInto() into ArrayBuffer with ¥¥ and destination length 4, offset 4, filler 0
Pass encodeInto() into SharedArrayBuffer with ¥¥ and destination length 4, offset 4, filler 0
Pass encodeInto() into ArrayBuffer with ¥¥ and destination length 4, offset 0, filler 128
Pass encodeInto() into SharedArrayBuffer with ¥¥ and destination length 4, offset 0, filler 128
Pass encodeInto() into ArrayBuffer with ¥¥ and destination length 4, offset 4, filler 128
Pass encodeInto() into SharedArrayBuffer with ¥¥ and destination length 4, offset 4, filler 128
Pass encodeInto() into ArrayBuffer with ¥¥ and destination length 4, offset 0, filler random
Pass encodeInto() into SharedArrayBuffer with ¥¥ and destination length 4, offset 0, filler random
Pass encodeInto() into ArrayBuffer with ¥¥ and destination length 4, offset 4, filler random
Pass encodeInto() into SharedArrayBuffer with ¥¥ and destination length 4, offset 4, filler random
Fail Invalid encodeInto() destination: DataView, backed by: ArrayBuffer
Fail Invalid encodeInto() destination: DataView, backed by: SharedArrayBuffer
Fail Invalid encodeInto() destination: Int8Array, backed by: ArrayBuffer
Fail Invalid encodeInto() destination: Int8Array, backed by: SharedArrayBuffer
Fail Invalid encodeInto() destination: Int16Array, backed by: ArrayBuffer
Fail Invalid encodeInto() destination: Int16Array, backed by: SharedArrayBuffer
Fail Invalid encodeInto() destination: Int32Array, backed by: ArrayBuffer
Fail Invalid encodeInto() destination: Int32Array, backed by: SharedArrayBuffer
Fail Invalid encodeInto() destination: Uint16Array, backed by: ArrayBuffer
Fail Invalid encodeInto() destination: Uint16Array, backed by: SharedArrayBuffer
Fail Invalid encodeInto() destination: Uint32Array, backed by: ArrayBuffer
Fail Invalid encodeInto() destination: Uint32Array, backed by: SharedArrayBuffer
Fail Invalid encodeInto() destination: Uint8ClampedArray, backed by: ArrayBuffer
Fail Invalid encodeInto() destination: Uint8ClampedArray, backed by: SharedArrayBuffer
Fail Invalid encodeInto() destination: BigInt64Array, backed by: ArrayBuffer
Fail Invalid encodeInto() destination: BigInt64Array, backed by: SharedArrayBuffer
Fail Invalid encodeInto() destination: BigUint64Array, backed by: ArrayBuffer
Fail Invalid encodeInto() destination: BigUint64Array, backed by: SharedArrayBuffer
Fail Invalid encodeInto() destination: Float16Array, backed by: ArrayBuffer
Fail Invalid encodeInto() destination: Float16Array, backed by: SharedArrayBuffer
Fail Invalid encodeInto() destination: Float32Array, backed by: ArrayBuffer
Fail Invalid encodeInto() destination: Float32Array, backed by: SharedArrayBuffer
Fail Invalid encodeInto() destination: Float64Array, backed by: ArrayBuffer
Fail Invalid encodeInto() destination: Float64Array, backed by: SharedArrayBuffer
Fail Invalid encodeInto() destination: ArrayBuffer
Fail Invalid encodeInto() destination: SharedArrayBuffer
Pass encodeInto() and a detached output buffer