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...

MiracleLinux 8 : kernel-4.18.0-553.92.1.el8_10 (AXSA:2026-065:02)

The remote MiracleLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2026-065:02 advisory. kernel: media: rc: fix races with imondisconnect CVE-2025-39993 kernel: sctp: avoid NULL dereference when chunk data buffer is missing CVE-2025-40240...

RLSA-2026:0444 Important: kernel security update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: media: rc: fix races with imondisconnect CVE-2025-39993 kernel: sctp: avoid NULL dereference when chunk data buffer is missing CVE-2025-40240 kernel: libceph: fix potential use-after-free...

RockyLinux 8 : kernel (RLSA-2026:0444)

The remote RockyLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:0444 advisory. kernel: media: rc: fix races with imondisconnect CVE-2025-39993 kernel: sctp: avoid NULL dereference when chunk data buffer is missing CVE-2025-40240...

EulerOS 2.0 SP12 : kernel (EulerOS-SA-2026-1071)

According to the versions of the kernel packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : net: drop UFO packets in udprcvsegmentCVE-2025-38622 A transient execution vulnerability in some AMD processors may allow an attacker to infer dat...

kernel: media: rc: fix races with imon_disconnect()

A use-after-free flaw exists in the Linux kernel’s media/rc subsystem. When the device is disconnected via imondisconnect, the driver may unconditionally release a usbdevice reference via usbputdev even while other operations such as vfdwrite, sendpacket, displayopen, lcdwrite are still in...

Important: 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 Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from...

CVE-2025-39993: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: media: rc: fix races with imondisconnect Syzbot reports a KASAN issue as below: BUG: KASAN: use-after-free in createpipe include/linux/usb.h:1945 inline BUG: KASAN: use-after-free in sendpacket+0xa2d/0xbc0...

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 a race condition in the imondisconnect function that could lead to reuse after release...