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pesign/SOURCES/0002-Fix-reversed-calloc-ar...

42 lines
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From 1f9e2fa0b4d872fdd01ca3ba81b04dfb1211a187 Mon Sep 17 00:00:00 2001
From: Stephen Gallagher <sgallagh@redhat.com>
Date: Fri, 2 Feb 2024 09:32:48 -0500
Subject: [PATCH] Fix reversed calloc() arguments
The prototype is "void *calloc(size_t nelem, size_t elsize);"
These two instances had them reversed, almost certainly leading to
buffer overflow issues. This was detected by
-Werror=calloc-transposed-args on gcc.
Signed-off-by: Stephen Gallagher <sgallagh@redhat.com>
---
src/pesigcheck.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/src/pesigcheck.c b/src/pesigcheck.c
index 6dc67f76a81..8119cf10a7b 100644
--- a/src/pesigcheck.c
+++ b/src/pesigcheck.c
@@ -240,7 +240,7 @@ check_signature(pesigcheck_context *ctx, int *nreasons,
cert_iter iter;
- reasonps = calloc(sizeof(struct reason), 512);
+ reasonps = calloc(512, sizeof(struct reason));
if (!reasonps)
err(1, "check_signature");
@@ -281,7 +281,7 @@ check_signature(pesigcheck_context *ctx, int *nreasons,
num_reasons += 16;
- new_reasons = calloc(sizeof(struct reason), num_reasons);
+ new_reasons = calloc(num_reasons, sizeof(struct reason));
if (!new_reasons)
err(1, "check_signature");
reasonps = new_reasons;
--
2.41.0