CLSA-2025-1754553172 kernel: Fix of 17 CVEs

net: ch9200: fix uninitialised access during miinwayrestart CVE-2025-38086 - jbd2: fix assertion 'jh-bfrozendata == NULL' failure when journal aborted CVE-2022-50126 - kernfs: fix potential NULL dereference in kernfsremove CVE-2022-50148 - md-raid10: fix KASAN warning CVE-2022-50211 - xhci: Fix...

ext4: only dirty folios when data journaling regular files

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Linux Distros Unpatched Vulnerability : CVE-2023-53143

"The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ext4: fix another off-by-one fsmap error on 1k block filesystems Apparently syzbot figured out that issuing this FSMAP call: struct fsmaphead cmd = .fmhcount =...

Linux Distros Unpatched Vulnerability : CVE-2018-10881

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A flaw was found in the Linux kernel's ext4 filesystem. A local user can cause an out-of-bound access in ext4getgroupinfo function, a denial of service, and a...

Linux Distros Unpatched Vulnerability : CVE-2022-50020

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ext4: avoid resizing to a partial cluster size This patch avoids an attempt to resize the filesystem to an unaligned cluster boundary. An online resize to a siz...

USN-7685-2: Linux kernel (Azure) vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - Device tree and open firmware driver; - SCSI subsystem; - TTY drivers; - Ext4 file system; - SMB network file syste...

Linux Distros Unpatched Vulnerability : CVE-2024-57256

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - An integer overflow in ext4fsreadsymlink in Das U-Boot before 2025.01-rc1 occurs for zalloc adding one to an le32 variable via a crafted ext4 filesystem with an...

CVE-2025-38357

In the Linux kernel, the following vulnerability has been resolved: fuse: fix runtime warning on truncatefoliobatchexceptionals The WARNONONCE is introduced on truncatefoliobatchexceptionals to capture whether the filesystem has removed all DAX entries or not. And the fix has been applied on the...

CLSA-2025-1753298759 kernel: Fix of 18 CVEs

udf: Fix a slab-out-of-bounds write bug in udffindentry CVE-2022-49846 - Bluetooth: hcisync: Fix queuing commands when HCIUNREGISTER is set CVE-2022-49136 - Bluetooth: Fix use after free in hcisendacl CVE-2022-49111 - NFSv4/pnfs: Fix a use-after-free bug in open CVE-2022-50072 - NFSv4: Don't hold...

kernel: ext4: fix off-by-one error in do_split

In the Linux kernel, the following vulnerability has been resolved: ext4: fix off-by-one error in dosplit Syzkaller detected a use-after-free issue in ext4insertdentry that was caused by out-of-bounds access due to incorrect splitting in dosplit. BUG: KASAN: use-after-free in...

USN-7654-2 linux-intel-iot-realtime, linux-realtime vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - PA-RISC architecture; - PowerPC architecture; - x86 architecture; - Block layer subsystem; - Cryptographic API; -...

kernel: ext4: ignore xattrs past end

A use-after-free vulnerability has been discovered in the Linux kernel, specifically within the ext4xattrinodedecrefall function related to the ext4 filesystem's extended attributes. An attacker could exploit this flaw by providing a specially crafted payload, leading to a denial of service...

AZL-64767 CVE-2025-38220 affecting package kernel for versions less than 6.6.96.1-1

In the Linux kernel, the following vulnerability has been resolved: ext4: only dirty folios when data journaling regular files fstest generic/388 occasionally reproduces a crash that looks as follows: BUG: kernel NULL pointer dereference, address: 0000000000000000 ... Call Trace:...

CVE-2025-38222 ext4: inline: fix len overflow in ext4_prepare_inline_data

In the Linux kernel, the following vulnerability has been resolved: ext4: inline: fix len overflow in ext4prepareinlinedata When running the following code on an ext4 filesystem with inlinedata feature enabled, it will lead to the bug below. fd = open"file1", ORDWR | OCREAT | OTRUNC, 0666;...

CVE-2025-38222

Summary : CVE-2025-38222 refers to a Linux kernel vulnerability in ext4 inline data handling. When inline_data is enabled, a length parameter (len) is incorrectly treated as an unsigned int, causing a truncation of pos+len in ext4_prepare_inline_data. This leads to an incorrect len being passed t...

CVE-2025-38220 ext4: only dirty folios when data journaling regular files

In the Linux kernel, the following vulnerability has been resolved: ext4: only dirty folios when data journaling regular files fstest generic/388 occasionally reproduces a crash that looks as follows: BUG: kernel NULL pointer dereference, address: 0000000000000000 ... Call Trace:...

PT-2025-27997

Name of the Vulnerable Software and Affected Versions: Linux kernel versions prior to the fixed version Description: A vulnerability has been identified in the Linux kernel related to the ext4 filesystem with the inline data feature enabled. The issue arises from a length overflow in the ext4...

kernel: ext4: fix off-by-one error in do_split

In the Linux kernel, the following vulnerability has been resolved: ext4: fix off-by-one error in dosplit Syzkaller detected a use-after-free issue in ext4insertdentry that was caused by out-of-bounds access due to incorrect splitting in dosplit. BUG: KASAN: use-after-free in...

The vulnerability of the ext4_mb_init_backend() function in the fs/ext4/mballoc.c module of the Ext4 file system support module for Linux’s kernel allows a attacker to cause a service failure.

The vulnerability of the ext4mbinitbackend function in the fs/ext4/mballoc.c module of the Ext4 file system support module in the Linux operating system is related to improper memory release before deleting the last reference „memory leak“. Exploiting this vulnerability could allow an attacker to...

CVE-2022-50020

In the Linux kernel, the following vulnerability has been resolved: ext4: avoid resizing to a partial cluster size This patch avoids an attempt to resize the filesystem to an unaligned cluster boundary. An online resize to a size that is not integral to cluster size results in the last iteration...