From this webpage screenshot, we can extract the following key information about the vulnerability: 1. Vulnerability Description: - The vulnerability is described as "check if leafidx greater than num leaves per dmap tree". - It occurs during the dbSplit operation, where dmt_leafidx exceeds the number of leaves in the dmap tree. 2. Fix: - The fix involves adding a check for dmt_leafidx in the dbFindLeaf function. - The purpose of the fix is to prevent out-of-bounds errors during the dbSplit operation. 3. Author and Commit Information: - Author: Edward Adam Davis, commit time: 2024-08-24 09:25:23 +0800. - Committer: Greg Kroah-Hartman, commit time: 2024-10-17 15:08:15 +0200. 4. Code Changes: - The changed file is . - The changes include adding a check for dmt_leafidx in the dbFindLeaf function. 5. Reporting and Testing Information: - The vulnerability was reported and tested by syzbot, with report ID: d64ff0d2306713ff084d4b09f84ed1a8c75ecc32. - The report link: https://syzkaller.appspot.com/bug?extid=d64ff0d2306713ff084d4b09f84ed1a8c75ecc32. 6. Sign-off Information: - Sign-offs include Edward Adam Davis, Dave Kleikamp, and Sasha Levin. 7. Diffstat Information: - The diffstat shows 1 file changed, with 4 insertions and 1 deletion. This information helps us understand the context of the vulnerability, the applied fix, and related testing and sign-off details.