UBUNTU-CVE-2023-53149

In the Linux kernel, the following vulnerability has been resolved: ext4: avoid deadlock in fs reclaim with page writeback Ext4 has a filesystem wide lock protecting ext4writepages calls to avoid races with switching of journalled data flag or inode format. This lock can however cause a deadlock...

CVE-2023-53149

CVE-2023-53149 concerns the Linux kernel ext4 filesystem. The issue arises from a filesystem-wide lock protecting ext4_writepages() that can deadlock during fs reclaim initiated by page writeback, due to a recursion scenario where ext4_writepages() attempts to acquire sbi->s_writepages_rwsem w...

CVE-2023-53149 ext4: avoid deadlock in fs reclaim with page writeback

In the Linux kernel, the following vulnerability has been resolved: ext4: avoid deadlock in fs reclaim with page writeback Ext4 has a filesystem wide lock protecting ext4writepages calls to avoid races with switching of journalled data flag or inode format. This lock can however cause a deadlock...

CVE-2023-53149 ext4: avoid deadlock in fs reclaim with page writeback

In the Linux kernel, the following vulnerability has been resolved: ext4: avoid deadlock in fs reclaim with page writeback Ext4 has a filesystem wide lock protecting ext4writepages calls to avoid races with switching of journalled data flag or inode format. This lock can however cause a deadlock...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from the ext4clumapped function incorrectly searching for a non-existent extent tree when both the bigalloc and...

PT-2025-37665

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: The Linux kernel contains an issue related to a function prototype mismatch within the ext4 module. Specifically, the ext4 feat ktype function was setting the "release" handler to kfre...

PT-2025-37579

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: A flaw exists in the Linux kernel where mounting a filesystem with a journal inode possessing the encrypt flag can lead to a NULL dereference within the fscrypt limit io blocks functio...

PT-2025-37588

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: The Linux kernel contains a flaw where converting files with inline data to extents, with both bigalloc and inline options enabled, can lead to invalid extent status cache content,...

CLSA-2025-1757693980 kernel: Fix of 40 CVEs

x86/kvm: Disable kvmclock on all CPUs on shutdown CVE-2021-47110 - posix-cpu-timers: fix race between handleposixcputimers and posixcputimerdel CVE-2025-38352 - cifs: fix double free race when mount fails in cifsgetroot CVE-2022-48919 - aio: mark AIO pseudo-fs noexec CVE-2016-10044 - cifs:...

Important: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is...

kernel: ext4: use-after-free in ext4_xattr_set_entry()

A use-after-free vulnerability was found in the Linux kernel's ext4 filesystem in the way it handled the extra inode size for extended attributes. This flaw allows a privileged local user to cause a system crash or other undefined behaviors...

RHEL 8 : kernel (RHSA-2025:15660)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2025:15660 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: ext4: use-after-free in...

RHEL 9 : kernel (RHSA-2025:15670)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2025:15670 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: ext4: use-after-free in...

kernel: ext4: use-after-free in ext4_xattr_set_entry()

A use-after-free vulnerability was found in the Linux kernel's ext4 filesystem in the way it handled the extra inode size for extended attributes. This flaw allows a privileged local user to cause a system crash or other undefined behaviors...

Important: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 8.2 Advanced Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for...

Important: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is...

RHEL 9 : kernel-rt (RHSA-2025:15658)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2025:15658 advisory. The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism...

RHEL 8 : kernel (RHSA-2025:15649)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2025:15649 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: ext4: use-after-free in...

EulerOS 2.0 SP12 : kernel (EulerOS-SA-2025-2043)

According to the versions of the kernel packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : netsched: hfsc: Fix a UAF vulnerability in class with netem as child qdiscCVE-2025-37890 crypto: lzo - Fix compression buffer overrunCVE-2025-3806...

EulerOS 2.0 SP12 : kernel (EulerOS-SA-2025-2012)

According to the versions of the kernel packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : netsched: hfsc: Fix a UAF vulnerability in class with netem as child qdiscCVE-2025-37890 crypto: lzo - Fix compression buffer overrunCVE-2025-3806...