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Fix naive overflow

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This commit is contained in:
世界 2022-10-18 17:52:52 +08:00
parent 00da3e0765
commit 763b93c021
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GPG Key ID: CD109927C34A63C4
1 changed files with 16 additions and 2 deletions
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18
inbound/naive.go
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@ -248,7 +248,14 @@ func (c *naiveH1Conn) read(p []byte) (n int, err error) {
c.paddingRemaining = 0
}
if c.readPadding < kFirstPaddings {
paddingHdr := p[:3]
var paddingHdr []byte
if len(p) >= 3 {
paddingHdr = p[:3]
} else {
_paddingHdr := make([]byte, 3)
defer common.KeepAlive(_paddingHdr)
paddingHdr = common.Dup(_paddingHdr)
}
_, err = io.ReadFull(c.Conn, paddingHdr)
if err != nil {
return
@ -420,7 +427,14 @@ func (c *naiveH2Conn) read(p []byte) (n int, err error) {
c.paddingRemaining = 0
}
if c.readPadding < kFirstPaddings {
paddingHdr := p[:3]
var paddingHdr []byte
if len(p) >= 3 {
paddingHdr = p[:3]
} else {
_paddingHdr := make([]byte, 3)
defer common.KeepAlive(_paddingHdr)
paddingHdr = common.Dup(_paddingHdr)
}
_, err = io.ReadFull(c.reader, paddingHdr)
if err != nil {
return