From dd020b4e6baa27012d06fd7bee67c32f1cf78acc Mon Sep 17 00:00:00 2001 From: Gerd Hoffmann Date: Wed, 29 Oct 2025 11:55:52 +0100 Subject: [PATCH] igvm: fix off by one bug in memmap entry count checking Fixes: c1d466d267 ("backends/igvm: Add IGVM loader and configuration") Reviewed-by: Luigi Leonardi Reviewed-by: Stefano Garzarella Signed-off-by: Gerd Hoffmann Message-ID: <20251029105555.2492276-3-kraxel@redhat.com> --- backends/igvm.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/backends/igvm.c b/backends/igvm.c index 723d45b755..055bbba745 100644 --- a/backends/igvm.c +++ b/backends/igvm.c @@ -567,7 +567,7 @@ static int qigvm_directive_memory_map(QIgvm *ctx, const uint8_t *header_data, retval = ctx->cgsc->get_mem_map_entry(entry, &cgmm_entry, errp); while (retval == 0) { - if (entry > max_entry_count) { + if (entry >= max_entry_count) { error_setg( errp, "IGVM: guest memory map size exceeds parameter area defined in IGVM file"); -- 2.47.3