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Add request size validation to prevent OOMDoS

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This commit is contained in:
Vitaliy Filippov
2026-07-05 14:58:24 +03:00
parent c998325448
commit 9f084f48f6
1 changed files with 7 additions and 1 deletions
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src/client/msgr_receive.cpp
+7 -1
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@@ -732,7 +732,13 @@ bool osd_messenger_t::allocate_op_buffers(osd_client_t *cl)
{ {
osd_op_t *cur_op = cl->read_op; osd_op_t *cur_op = cl->read_op;
cl->read_op_size = 0; cl->read_op_size = 0;
if (cur_op->req.hdr.opcode == OSD_OP_SEC_WRITE || if (!osd_num)
{
if (log_level > 1)
fprintf(stderr, "Error: operation received from an OSD peer %ju, stopping\n", cl->client_id);
return false;
}
else if (cur_op->req.hdr.opcode == OSD_OP_SEC_WRITE ||
cur_op->req.hdr.opcode == OSD_OP_SEC_WRITE_STABLE) cur_op->req.hdr.opcode == OSD_OP_SEC_WRITE_STABLE)
{ {
if (cur_op->req.sec_rw.attr_len > 0) if (cur_op->req.sec_rw.attr_len > 0)