[XrdXroot] Reset the buffer pointer after a non-aligned pgRead reques…

…t to avoid heap-buffer-overflow corruptions Fixes #1743
xrootd · Jul 19, 2022 · 4dbd682 · 4dbd682
1 parent dd1e712
commit 4dbd682
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/src/XrdXrootd/XrdXrootdXeqPgrw.cc b/src/XrdXrootd/XrdXrootdXeqPgrw.cc
@@ -323,6 +323,7 @@ int XrdXrootdProtocol::do_PgRIO()
        if (pgOff)
           {iov[2].iov_base = argp->buff;
            iov[2].iov_len  = pgPageSize;
+           buff = argp->buff;
            pgOff = 0;
           }