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authormarco <marco@3ad0048d-3df7-0310-abae-a5850022a9f2>2021-03-15 15:58:05 +0000
committermarco <marco@3ad0048d-3df7-0310-abae-a5850022a9f2>2021-03-15 15:58:05 +0000
commit6baec980ebd91d0c7a014564ba3a386d3eaaef8c (patch)
tree9cc3d64d1e9a2ff88837cdf01bdb9a92107c926d /packages/fcl-process
parent6babec4efa4b8360211758dee49778ca7ead2e83 (diff)
downloadfpc-6baec980ebd91d0c7a014564ba3a386d3eaaef8c.tar.gz
* buffer overflow in ReadInputStream if a stream read> READ_BYTES (=64k) large. The overloaded tstream one is ok.
git-svn-id: https://svn.freepascal.org/svn/fpc/trunk@48982 3ad0048d-3df7-0310-abae-a5850022a9f2
Diffstat (limited to 'packages/fcl-process')
-rw-r--r--packages/fcl-process/src/processbody.inc2
1 files changed, 1 insertions, 1 deletions
diff --git a/packages/fcl-process/src/processbody.inc b/packages/fcl-process/src/processbody.inc
index d07a2839a7..7737162a64 100644
--- a/packages/fcl-process/src/processbody.inc
+++ b/packages/fcl-process/src/processbody.inc
@@ -492,7 +492,7 @@ begin
begin
if (BytesRead + available > DataLength) then
begin
- DataLength:=BytesRead + READ_BYTES;
+ DataLength:=BytesRead + max(READ_BYTES,available);
Setlength(Data,DataLength);
end;
NumBytes := p.Read(data[1+BytesRead], Available);