From cf724aab877ffcaa29549a1e190b9568d842d1ba Mon Sep 17 00:00:00 2001
From: otto <>
Date: Sat, 1 Apr 2023 18:47:51 +0000
Subject: Check all chunks in the delayed free list for write-after-free.
 Should catch more of them and closer (in time) to the WAF.  ok tb@

---
 src/lib/libc/stdlib/malloc.3 | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

(limited to 'src/lib/libc/stdlib/malloc.3')

diff --git a/src/lib/libc/stdlib/malloc.3 b/src/lib/libc/stdlib/malloc.3
index 9bd498ab50..b35b9220f6 100644
--- a/src/lib/libc/stdlib/malloc.3
+++ b/src/lib/libc/stdlib/malloc.3
@@ -30,9 +30,9 @@
 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 .\" SUCH DAMAGE.
 .\"
-.\"	$OpenBSD: malloc.3,v 1.129 2022/03/31 17:27:16 naddy Exp $
+.\"	$OpenBSD: malloc.3,v 1.130 2023/04/01 18:47:51 otto Exp $
 .\"
-.Dd $Mdocdate: March 31 2022 $
+.Dd $Mdocdate: April 1 2023 $
 .Dt MALLOC 3
 .Os
 .Sh NAME
@@ -293,7 +293,8 @@ order to have any effect.
 .It Cm F
 .Dq Freecheck .
 Enable more extensive double free and use after free detection.
-All chunks in the delayed free list will be checked for double frees.
+All chunks in the delayed free list will be checked for double frees and
+write after frees.
 Unused pages on the freelist are read and write protected to
 cause a segmentation fault upon access.
 .It Cm G
-- 
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