extundelete

extundelete ext3 または ext4 の削除復元ユーティリティ http://extundelete.sourceforge.net/...

ffs

FFS - F ファイルシステム これは、OSカーネルを介してファイルを読み取るのではなく、ディスクを直接読み取ってファイルを検索するCLIツール（grepのようなもの）です。実用性はほぼありませんが、 ものすごくクール です。 これはわずか約1.5k行のCコードであり、以下の特徴があります： rawデバイスノード（例: /dev/rdisk）を読み取るときだけsudoが必要。イメージファイルの検索には昇格権限は不要 macOSのメインディスク上で実行するにはSIP保護を無効化する必要がある 最近のファイル書き込みの一部を見逃す可能性がある（手動でsyncを呼ぶ必要がある）...

CVE-2026-100073 ext4: fix transaction overflow during writeback

In the Linux kernel, the following vulnerability has been resolved: ext4: fix transaction overflow during writeback Commit 95ad8ee45cdb "ext4: correct the reserved credits for extent conversion" was correct to note that we need to reserve enough credits for all extents possibly underlying a large...

EUVD-2026-87053

In the Linux kernel, the following vulnerability has been resolved: ext4: fix transaction overflow during writeback Commit 95ad8ee45cdb "ext4: correct the reserved credits for extent conversion" was correct to note that we need to reserve enough credits for all extents possibly underlying a large...

CVE-2026-100073

The Linux kernel contains a vulnerability in the ext4 filesystem where transaction credits were insufficient during writeback operations. The root cause is that previous fixes failed to account for cases where extent conversion requires splitting large unwritten extents into multiple small writte...

LEAF

Linux 証拠収集フレームワーク LEAF 著者: Alexandra Cartwright 2022年4月 説明 Linux Evidence Acquisition Framework LEAF は、Linux EXT4 システムからアーティファクトと証拠を取得します。ユーザー入力を受け付けてツールの機能をカスタマイズし、スケーラビリティを容易にします。複数のモジュールとパラメータを入力として提供し、LEAF はスマート分析を使用して Linux アーティファクトを抽出し、ISO イメージファイルに出力できます。 使用方法 root@kitploit: LEAFmaster.py ...

EUVD-2026-86141

In the Linux kernel, the following vulnerability has been resolved: ext4: fix circular lock dependency in ext4extmigrate Move iputtmpinode after ext4writepagesupwrite to avoid a circular lock dependency between swritepagesrwsem and sbinternal freeze protection. The deadlock scenario: CPU0...

CVE-2026-93269

The Linux kernel contains a circular lock dependency vulnerability in the ext4 filesystem within the ext4_ext_migrate function. The issue arises from a deadlock between s_writepages_rwsem and sb_internal (freeze protection) during concurrent EXT4_IOC_MIGRATE operations and orphan cleanup during m...

CVE-2026-93269 ext4: fix circular lock dependency in ext4_ext_migrate

In the Linux kernel, the following vulnerability has been resolved: ext4: fix circular lock dependency in ext4extmigrate Move iputtmpinode after ext4writepagesupwrite to avoid a circular lock dependency between swritepagesrwsem and sbinternal freeze protection. The deadlock scenario: CPU0...

CVE-2026-93268 ext4: skip extra isize expansion during mount to prevent deadlock

In the Linux kernel, the following vulnerability has been resolved: ext4: skip extra isize expansion during mount to prevent deadlock ext4trytoexpandextraisize is called from ext4markinodedirty while holding an active jbd2 handle. During mount !SBACTIVE, the expand path may move xattrs to externa...

CVE-2026-93268

The Linux kernel contains a vulnerability in the ext4 filesystem where a circular lock dependency can cause a deadlock during mount operations. Specifically, the ext4_try_to_expand_extra_isize() function is called from __ext4_mark_inode_dirty() while holding an active jbd2 handle . During mount (...

EUVD-2026-86140

In the Linux kernel, the following vulnerability has been resolved: ext4: skip extra isize expansion during mount to prevent deadlock ext4trytoexpandextraisize is called from ext4markinodedirty while holding an active jbd2 handle. During mount !SBACTIVE, the expand path may move xattrs to externa...

cve-2017-7374

cve-2017-7374 脆弱性をトリガーするには、暗号化をサポートするext4ファイルシステムが必要であり、暗号化されたディレクトリを作成する必要があります。...

Linux Distros Unpatched Vulnerability : CVE-2026-93268

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ext4: skip extra isize expansion during mount to prevent deadlock ext4trytoexpandextraisize is called from ext4markinodedirty while holding an active jbd2 handl...

Linux Distros Unpatched Vulnerability : CVE-2026-93269

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ext4: fix circular lock dependency in ext4extmigrate Move iputtmpinode after ext4writepagesupwrite to avoid a circular lock dependency between swritepagesrwsem...

CVE-2026-92494

A flaw was found in the Linux kernel's ext4 filesystem. When handling orphan file blocks, the system may fail to properly release memory resources if block validation checks fail. This memory leak could lead to resource exhaustion over time, potentially resulting in a Denial of Service DoS for th...

ROS-20260923-73-0062

The vulnerability of the ext4clumapped function in the fs/ext4/extents.c module of the Ext4 file system in the Linux operating system is related to the reutilization of previously freed memory. Exploiting this vulnerability could allow an attacker to compromise the confidentiality, integrity, and...

Linux Distros Unpatched Vulnerability : CVE-2026-92503

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ext4: fix ABBA deadlock in ext4xattrinodecachefind Syzbot/stress-ng reported an ABBA deadlock in ext4 when exercising concurrent xattr workloads using the eaino...

Linux Distros Unpatched Vulnerability : CVE-2026-92500

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ext4: use fsdata to track inline data write state and fix race Instead of checking the live inode state ext4hasinlinedatainode and ext4testinodestateinode,...

Linux Distros Unpatched Vulnerability : CVE-2026-92494

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ext4: fix bufferhead leak in ext4initorphaninfo ext4initorphaninfo reads orphan file blocks with ext4bread and stores the returned bufferhead in oi-ofbinfoi.obb...