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fix CVE-2022-43634 #186

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merged 1 commit into from Feb 6, 2023
Merged

fix CVE-2022-43634 #186

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4 changes: 2 additions & 2 deletions libatalk/dsi/dsi_write.c
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Expand Up @@ -23,15 +23,15 @@
#include <atalk/util.h>
#include <atalk/logger.h>

size_t dsi_writeinit(DSI *dsi, void *buf, const size_t buflen _U_)
size_t dsi_writeinit(DSI *dsi, void *buf, const size_t buflen)
{
size_t bytes = 0;
dsi->datasize = ntohl(dsi->header.dsi_len) - dsi->header.dsi_data.dsi_doff;

if (dsi->eof > dsi->start) {
/* We have data in the buffer */
bytes = MIN(dsi->eof - dsi->start, dsi->datasize);
memmove(buf, dsi->start, bytes);
memmove(buf, dsi->start, MIN(buflen, bytes));
dsi->start += bytes;
dsi->datasize -= bytes;
if (dsi->start >= dsi->eof)
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