kernel: padata: fix UAF in padata_reorder

A use-after-free vulnerability was found in the Linux kernel's padata subsystem, in the padatareorder function. Caused by improper synchronization controls, this vulnerability can occur when a reference-counted data structure pd is decremented in one thread, freeing it, while another thread still...

kernel: padata: fix UAF in padata_reorder

A use-after-free vulnerability was found in the Linux kernel's padata subsystem, in the padatareorder function. Caused by improper synchronization controls, this vulnerability can occur when a reference-counted data structure pd is decremented in one thread, freeing it, while another thread still...

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 Linux kernel that stems from the padata module that can lead to post-release reuse during pd replacement...

RHEL 9 : kernel-rt (RHSA-2025:14094)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2025:14094 advisory. The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism...

RHEL 9 : kernel (RHSA-2025:14054)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2025:14054 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: padata: fix UAF in...

RHEL 9 : kernel (RHSA-2025:13781)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2025:13781 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: media: uvcvideo: Remove...

kernel: padata: fix UAF in padata_reorder

A use-after-free vulnerability was found in the Linux kernel's padata subsystem, in the padatareorder function. Caused by improper synchronization controls, this vulnerability can occur when a reference-counted data structure pd is decremented in one thread, freeing it, while another thread still...

Moderate: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions. 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...

kernel: padata: fix UAF in padata_reorder

A use-after-free vulnerability was found in the Linux kernel's padata subsystem, in the padatareorder function. Caused by improper synchronization controls, this vulnerability can occur when a reference-counted data structure pd is decremented in one thread, freeing it, while another thread still...

RHEL 8 : kernel (RHSA-2025:13776)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2025:13776 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: media: uvcvideo: Remove...

RHEL 8 : kernel (RHSA-2025:13589)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2025:13589 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: net/ipv6: release expired...

AlmaLinux 8 : kernel-rt (ALSA-2025:13590)

The remote AlmaLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2025:13590 advisory. kernel: padata: fix UAF in padatareorder CVE-2025-21727 kernel: ipv6: mcast: extend RCU protection in igmp6send CVE-2025-21759 kernel: can: peakusb: fix...

RHEL 8 : kernel-rt (RHSA-2025:13590)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2025:13590 advisory. The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism...

RHEL 9 : kernel-rt (RHSA-2025:13633)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2025:13633 advisory. The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism...

kernel: padata: fix UAF in padata_reorder

A use-after-free vulnerability was found in the Linux kernel's padata subsystem, in the padatareorder function. Caused by improper synchronization controls, this vulnerability can occur when a reference-counted data structure pd is decremented in one thread, freeing it, while another thread still...

Moderate: Red Hat Security Advisory: kernel security update

An update for kernel 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 the...

kernel: padata: fix UAF in padata_reorder

A use-after-free vulnerability was found in the Linux kernel's padata subsystem, in the padatareorder function. Caused by improper synchronization controls, this vulnerability can occur when a reference-counted data structure pd is decremented in one thread, freeing it, while another thread still...

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...

kernel: padata: fix UAF in padata_reorder

A use-after-free vulnerability was found in the Linux kernel's padata subsystem, in the padatareorder function. Caused by improper synchronization controls, this vulnerability can occur when a reference-counted data structure pd is decremented in one thread, freeing it, while another thread still...

Moderate: 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: padata: fix UAF in padatareorder CVE-2025-21727 kernel: ipv6: mcast: extend RCU protection in igmp6send CVE-2025-21759 kernel: can...