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Merge pull request #24 from jwetzell/fix/float-64-arg-size-check

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fix size check on readOSCFloat64
This commit is contained in:
Joel Wetzell
2026-05-20 17:39:59 -05:00
committed by GitHub
parent 82e9c7ed24 8ed1ab065c
commit f7850ce70e
1 changed files with 8 additions and 1 deletions
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osc.go
+8 -1
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@@ -247,7 +247,7 @@ func readOSCFloat32(bytes []byte) (float32, []byte, error) {
}
func readOSCFloat64(bytes []byte) (float64, []byte, error) {
if len(bytes) < 4 {
if len(bytes) < 8 {
return 0, bytes, errors.New("OSC float64 arg is not 8 bytes")
}
bits := binary.BigEndian.Uint64(bytes[0:8])
@@ -261,6 +261,10 @@ func readOSCBlob(bytes []byte) ([]byte, []byte, error) {
return []byte{}, bytes, errors.New("OSC blob arg size not valid: " + err.Error())
}
if blobLength < 0 {
return []byte{}, bytes, errors.New("OSC blob arg size not valid: size cannot be negative")
}
if len(remainingBytes) < int(blobLength) {
return []byte{}, bytes, errors.New("OSC blob arg size not valid: size specified is larger than remaining bytes")
}
@@ -271,6 +275,9 @@ func readOSCBlob(bytes []byte) ([]byte, []byte, error) {
if blobLengthPadding < 4 {
blobEnd = blobEnd + blobLengthPadding
}
if int(blobEnd) > len(bytes) {
return []byte{}, bytes, errors.New("OSC blob arg size not valid: size specified is larger than remaining bytes when accounting for padding")
}
return bytes[4 : 4+blobLength], bytes[blobEnd:], nil
}