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...

CVE-2022-50286: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: ext4: fix delayed allocation bug in ext4clumapped for bigalloc + inline When converting files with inline data to extents, delayed allocations made on a file system created with both the bigalloc and inline options can result in...

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:...

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 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...

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...

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...

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...

RHEL 8 : kernel (RHSA-2025:15656)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2025:15656 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-2025-2012)

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...

EulerOS 2.0 SP10 : kernel (EulerOS-SA-2025-2100)

According to the versions of the kernel packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : KVM: SVM: Don't BUG if userspace injects an interrupt with GIF=0CVE-2022-50228 md: call mdstopwrites in mdstopCVE-2022-49987 iommu/vt-d: avoid...

PT-2025-46736

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contains a flaw related to orphan file size verification in the ext4 filesystem. An orphan file could be arbitrarily large, potentially leading to excessive memory...

kernel-rt security update

An update is available for kernel-rt. This update affects Rocky Linux 8. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list The kernel-rt packages provide the Real Time Linux Kernel, which enables...

RLSA-2025:12753 Important: kernel-rt security update

The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements. Security Fixes: kernel: HID: intel-ish-hid: Fix use-after-free issue in ishtphidremove CVE-2025-21928 kernel: memstick: rtsxusbms: Fix slab-use-after-free...

kernel security update

An update is available for kernel. This update affects Rocky Linux 8. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list The kernel packages contain the Linux kernel, the core of any Linux operating...