CVE-2026-46251

A flaw was found in the Linux kernel's Btrfs filesystem. When the EXTENTTREEV2 incompatibility flag is enabled, the block group tree's dirty list can become corrupted. This corruption occurs because the block group tree is incorrectly added to a commit list while already being tracked, leading to...

CVE-2026-46251

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix blockgrouptree dirtylist corruption When the incompat flag EXTENTTREEV2 is set, we unconditionally add the block group tree to the switchcommits list before calling switchcommitroots, as we do for the tree root and the...

CVE-2026-46251

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix blockgrouptree dirtylist corruption When the incompat flag EXTENTTREEV2 is set, we unconditionally add the block group tree to the switchcommits list before calling switchcommitroots, as we do for the tree root and the...

CVE-2026-46251

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix blockgrouptree dirtylist corruption When the incompat flag EXTENTTREEV2 is set, we unconditionally add the block group tree to the switchcommits list before calling switchcommitroots, as we do for the tree root and the...

CVE-2026-46251 btrfs: fix block_group_tree dirty_list corruption

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix blockgrouptree dirtylist corruption When the incompat flag EXTENTTREEV2 is set, we unconditionally add the block group tree to the switchcommits list before calling switchcommitroots, as we do for the tree root and the...

EUVD-2026-34113

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix blockgrouptree dirtylist corruption When the incompat flag EXTENTTREEV2 is set, we unconditionally add the block group tree to the switchcommits list before calling switchcommitroots, as we do for the tree root and the...

CVE-2026-46251

The CVE-2026-46251 issue is a Linux kernel Btrfs vulnerability where, when EXTENT_TREE_V2 is enabled, the block_group_tree may be added to switch_commits while still on the dirty_list, causing invalid list manipulation and corruption of block_group_root->dirty_list. This corruption can propaga...

CVE-2025-70101

An out-of-bounds read in the ext4extbinsearchidx function in src/ext4extent.c of the lwext4 1.0.0 library allows attackers to cause a denial of service by supplying a specially crafted ext4 filesystem image. The vulnerability occurs due to insufficient validation of extent header fields before...

PT-2026-46014

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the btrfs file system where the block group tree dirty list can become corrupted. When the EXTENT TREE V2 incompat flag is set, the block group tree is unconditionally...

PT-2026-45935

Name of the Vulnerable Software and Affected Versions lwext4 version 1.0.0 Description An out-of-bounds read exists in the ext4 ext binsearch idx function within the src/ext4 extent.c file. This occurs because extent header fields are not sufficiently validated before a binary search is performed...

Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the btrfs file system’s use of listaddtail to update the dirtylist for blockgrouptree when settin...

EUVD-2025-210055

An out-of-bounds read in the ext4extbinsearchidx function in src/ext4extent.c of the lwext4 1.0.0 library allows attackers to cause a denial of service by supplying a specially crafted ext4 filesystem image. The vulnerability occurs due to insufficient validation of extent header fields before...

Linux Distros Unpatched Vulnerability : CVE-2026-46194

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - f2fs: fix nodecnt race between extent node destroy and writeback f2fsdestroyextentnode does not set FINOEXTENT before clearing extent nodes. When called from...

CVE-2025-70101

lwext4 1.0.0 exposes an out-of-bounds read in ext4_ext_binsearch_idx (src/ext4_extent.c) that can trigger denial of service when processing a crafted ext4 image. The vulnerability stems from insufficient validation of extent header fields prior to performing a binary search over extent index entr...

lwext4 安全漏洞

lwext4 is an embedded library developed by Grzegorz Kostka for microcontrollers, which provides ext2/3/4 file systems. Version 1.0.0 of lwext4 contains a security vulnerability. This vulnerability arises from insufficient validation of the extent header fields in the ext4extbinsearchidx function,...

CVE-2025-70101

An out-of-bounds read in the ext4extbinsearchidx function in src/ext4extent.c of the lwext4 1.0.0 library allows attackers to cause a denial of service by supplying a specially crafted ext4 filesystem image. The vulnerability occurs due to insufficient validation of extent header fields before...

CVE-2025-70101

An out-of-bounds read in the ext4extbinsearchidx function in src/ext4extent.c of the lwext4 1.0.0 library allows attackers to cause a denial of service by supplying a specially crafted ext4 filesystem image. The vulnerability occurs due to insufficient validation of extent header fields before...

CVE-2025-70101

An out-of-bounds read in the ext4extbinsearchidx function in src/ext4extent.c of the lwext4 1.0.0 library allows attackers to cause a denial of service by supplying a specially crafted ext4 filesystem image. The vulnerability occurs due to insufficient validation of extent header fields before...

SUSE CVE-2026-46194

This CVE ID has been rejected or withdrawn by its CVE Numbering Authority...

CVE-2026-46194

A flaw was found in the Linux kernel's f2fs filesystem. A race condition exists between the f2fsdestroyextentnode function and concurrent writeback operations. This occurs because f2fsdestroyextentnode does not properly set a flag FINOEXTENT before clearing extent nodes, allowing new extent nodes...