CVE-2026-45858

ext4: dont zero the entire extent if EXT4EXTDATAPARTIALVALID1...

Linux Distros Unpatched Vulnerability : CVE-2026-45858

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ext4: don't zero the entire extent if EXT4EXTDATAPARTIALVALID1 When allocating initialized blocks from a large unwritten extent, or when splitting an unwritten...

Linux Distros Unpatched Vulnerability : CVE-2026-45912

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: ext4: don't cache extent during splitting extent Caching extents during the splitting proces...

Linux Distros Unpatched Vulnerability : CVE-2026-45899

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ext4: drop extent cache when splitting extent fails When the split extent fails, we might leave some extents still being processed and return an error directly,...

Linux Distros Unpatched Vulnerability : CVE-2026-45920

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: ext4: fix dirtyclusters double decrement on fs shutdown fstests test generic/388 occasionall...

CVE-2026-45892

ext4: drop extent cache after doing PARTIALVALID1 zeroout...

Astra Linux - уязвимость в u-boot

In Das U-Boot versions 2016.11-rc1 through 2019.07-rc4, an underflow can cause memcpy to overwrite a very large amount of data including the entire stack, while reading a crafted ext4 filesystem...

Astra Linux - уязвимость в linux-5.10, linux-6.1, linux-5.15

In the Linux kernel, the following vulnerability has been resolved: ext4: fix OOB read when checking dotdot dir Mounting a corrupted filesystem with directory which contains '.' dir entry with reclen == block size results in out-of-bounds read later on, when the corrupted directory is removed...

Astra Linux - уязвимость в linux, linux-5.10, linux-5.15, linux-6.1

In the Linux kernel, the following vulnerability has been resolved: ext4: Avoid allocating blocks from a group with a corrupted block bitmap in ext4mbtrybestfound. Determine whether the group block bitmap is corrupted before using acbex in ext4mbtrybestfound to prevent allocating blocks from a...

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 ext4’s failure to handle circular issues when searching for indirectly mapped blocks. This could...

Astra Linux - уязвимость в linux-5.10, linux-5.15, linux

In the Linux kernel, the following vulnerability has been resolved: ext4: add reserved GDT blocks check We capture a NULL pointer issue when resizing a corrupt ext4 image which is freshly clear resizeinode feature not run e2fsck. It could be simply reproduced by following steps. The problem is...

Astra Linux - уязвимость в linux-5.10, linux-5.15, linux

In the Linux kernel, the following vulnerability has been resolved: ext4: Fix for a use-after-free in ext4renamedirprepare. We encountered the following issue: EXT4-fs loop0: Mounted a filesystem without a journal. Options: , errors=continue. ext4getfirstdirblock: bh-bdata=0xffff88810bee6000,...

Astra Linux - уязвимость в linux-5.10, linux, linux-5.15

In the Linux kernel, the following vulnerability has been resolved: EXT4: Zeroing idisksize when initializing the bootloader inode If the bootloader inode has never been used before, the EXT4IOCSWAPBOOT inode will initialize it, including setting isize to 0. However, if the “never before used”...

Linux Distros Unpatched Vulnerability : CVE-2026-31451

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ext4: replace BUGON with proper error handling in ext4readinlinefolio Replace BUGON with proper error handling when inline data size exceeds PAGESIZE. This...

Linux Distros Unpatched Vulnerability : CVE-2026-31447

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ext4: reject mount if bigalloc with sfirstdatablock != 0 bigalloc with sfirstdatablock != 0 is not supported, reject mounting it. CVE-2026-31447 Note that Nessu...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-013658)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013658 advisory. In the Linux kernel, the following vulnerability has been resolved: ext4: fix use-after-free read in ext4findextent for bigalloc + inline Syzbot found the following...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-011171)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-011171 advisory. In the Linux kernel, the following vulnerability has been resolved: ext4: refuse to create ea block when umounted The ea block expansion need to access sroot while i...

Security Bulletin: Technical Support Appliance - potential denial of service conditions in underlying Linux kernel

Summary Multiple vulnerabilities have been identified in the Linux kernel affecting subsystems such as ext4 filesystem, IPv6 networking, framebuffer console, and other optional components e.g., Bluetooth, RDMA, NFS, NVMe, USB audio. These issues primarily involve race conditions, use-after-free...

Moderate: Red Hat Security Advisory: kernel-rt security update

An update for kernel-rt is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from...

EulerOS 2.0 SP13 : kernel (EulerOS-SA-2026-1212)

According to the versions of the kernel packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : tipc: fix a null-ptr-deref in tipctopsrvaccept CVE-2022-50555 integrity: Fix memory leakage in keyring allocation error path CVE-2022-50395 objtoo...