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author | Dmitri Shuralyov <dmitshur@google.com> | 2022-08-01 15:54:13 +0000 |
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committer | Dmitri Shuralyov <dmitshur@google.com> | 2022-08-01 15:54:13 +0000 |
commit | 349da2d42d3193af7f54170ae842166e4571134a (patch) | |
tree | a0b59dc2dfa4440add9d954efe1908272933247a /src/math/big/floatmarsh.go | |
parent | 7d5078e3bf2d865526e8ec2d211f61b2fac2936f (diff) | |
parent | 15da892a4950a4caac987ee72c632436329f62d5 (diff) | |
download | go-dev.boringcrypto.go1.17.tar.gz go-dev.boringcrypto.go1.17.zip |
[dev.boringcrypto.go1.17] all: merge go1.17.13 into dev.boringcrypto.go1.17dev.boringcrypto.go1.17
Change-Id: Iaf4f2cb506aab9e22a5df5b937c38fc108f1e1c1
Diffstat (limited to 'src/math/big/floatmarsh.go')
-rw-r--r-- | src/math/big/floatmarsh.go | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/src/math/big/floatmarsh.go b/src/math/big/floatmarsh.go index d1c1dab069..990e085abe 100644 --- a/src/math/big/floatmarsh.go +++ b/src/math/big/floatmarsh.go @@ -8,6 +8,7 @@ package big import ( "encoding/binary" + "errors" "fmt" ) @@ -67,6 +68,9 @@ func (z *Float) GobDecode(buf []byte) error { *z = Float{} return nil } + if len(buf) < 6 { + return errors.New("Float.GobDecode: buffer too small") + } if buf[0] != floatGobVersion { return fmt.Errorf("Float.GobDecode: encoding version %d not supported", buf[0]) @@ -83,6 +87,9 @@ func (z *Float) GobDecode(buf []byte) error { z.prec = binary.BigEndian.Uint32(buf[2:]) if z.form == finite { + if len(buf) < 10 { + return errors.New("Float.GobDecode: buffer too small for finite form float") + } z.exp = int32(binary.BigEndian.Uint32(buf[6:])) z.mant = z.mant.setBytes(buf[10:]) } |