From 912b88e6062de61c50cdbc6754b5e59d157a5882 Mon Sep 17 00:00:00 2001
From: holly sparkles <sparkles@holly.sh>
Date: Mon, 15 Jan 2024 13:01:26 +0100
Subject: [PATCH] Fix for buffer overflow in fetch_latest_one

Signed-off-by: Jordan Doyle <jordan@doyle.la>
---
 src/database/schema/commit.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/database/schema/commit.rs b/src/database/schema/commit.rs
index 7454113..4c60a2e 100644
--- a/src/database/schema/commit.rs
+++ a/src/database/schema/commit.rs
@@ -189,7 +189,7 @@
 
     pub fn fetch_latest_one(&self) -> Result<Option<YokedCommit>, anyhow::Error> {
         let mut key = self.prefix.to_vec();
-        key.extend_from_slice(&(self.len()? - 1).to_be_bytes());
+        key.extend_from_slice(&(self.len()?.saturating_sub(1)).to_be_bytes());
 
         let cf = self
             .db
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rgit 0.1.3