Important: Red Hat Security Advisory: kernel security, bug fix, and enhancement 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 Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from th...

Important: Red Hat Security Advisory: kernel-rt security, bug fix, and enhancement 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-2026-74456

A flaw was found in the Linux kernel's Controller Area Network CAN Universal Serial Bus USB driver. This vulnerability, a double free, occurs when a USB request block URB submission fails, causing the system to attempt to release the same memory twice. This could allow a local attacker to...

Important: kernel security, bug fix, and enhancement update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: mm/slub: avoid accessing metadata when pointer is invalid in objecterr CVE-2025-39902 kernel: drm/amdkfd: Fix out-of-bounds write in kfdeventpageset CVE-2026-43206 kernel: crypto: ccp -...

ALSA-2026:55765 Important: kernel-rt security, bug fix, and enhancement 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: mm/slub: avoid accessing metadata when pointer is invalid in objecterr CVE-2025-39902 kernel: drm/amdkfd: Fix out-of-bounds write ...

RHEL 8 : kernel-rt (RHSA-2026:55765)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:55765 advisory. The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism...

ALSA-2026:55764 Important: kernel security, bug fix, and enhancement update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: mm/slub: avoid accessing metadata when pointer is invalid in objecterr CVE-2025-39902 kernel: drm/amdkfd: Fix out-of-bounds write in kfdeventpageset CVE-2026-43206 kernel: crypto: ccp -...

SUSE CVE-2026-74459

In the Linux kernel, the following vulnerability has been resolved: can: etases58x: es58xreadbulkcallback: fix RX buffer leak on URB resubmit failure es58xreadbulkcallback resubmits the RX URB after processing a received packet. If the resubmit succeeds, the URB remains anchored and will be handl...

SUSE CVE-2026-74460

In the Linux kernel, the following vulnerability has been resolved: can: emsusb: validate CPC message lengths emsusbreadbulkcallback walks CPC messages packed in one USB receive buffer. Check that each declared message fits in the URB payload. Also require the type-specific payload to cover the...

CVE-2026-74460

In the Linux kernel, the following vulnerability has been resolved: can: emsusb: validate CPC message lengths emsusbreadbulkcallback walks CPC messages packed in one USB receive buffer. Check that each declared message fits in the URB payload. Also require the type-specific payload to cover the...

AZL-96069 CVE-2026-74460 affecting package kernel 6.6.150.1-1

In the Linux kernel, the following vulnerability has been resolved: can: emsusb: validate CPC message lengths emsusbreadbulkcallback walks CPC messages packed in one USB receive buffer. Check that each declared message fits in the URB payload. Also require the type-specific payload to cover the...

AZL-96012 CVE-2026-74456 affecting package kernel 6.6.150.1-1

In the Linux kernel, the following vulnerability has been resolved: can: peakusb: peakusbstart: fix double free of transfer buffer on URB submit error In peakusbstart, each RX URB transfer buffer is allocated with kmalloc and the URB is flagged URBFREEBUFFER so that the final usbfreeurb also free...

AZL-96111 CVE-2026-74458 affecting package kernel 6.6.150.1-1

In the Linux kernel, the following vulnerability has been resolved: can: kvaserusbleaf: kvaserusbleafwaitcmd: validate received command extents The wait and bulk receive paths walk variable-length commands from a USB buffer. A nonzero command shorter than CMDHEADERLEN can still be dispatched, and...

CVE-2026-74455

In the Linux kernel, the following vulnerability has been resolved: can: peakusb: validate uCAN receive record lengths pcanusbfddecodebuf walks uCAN records packed in one USB receive buffer. Require each record to contain the fixed header for its type, and verify CAN payload bytes before copying...

CVE-2026-74458

In the Linux kernel, the following vulnerability has been resolved: can: kvaserusbleaf: kvaserusbleafwaitcmd: validate received command extents The wait and bulk receive paths walk variable-length commands from a USB buffer. A nonzero command shorter than CMDHEADERLEN can still be dispatched, and...

UBUNTU-CVE-2026-74465

In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: fix potential UAF on meter attach failure While attaching a newly created meter attachmeter function makes the new meter visible to other CPUs but can still fail afterwards. On failure, it detaches the meter bac...

UBUNTU-CVE-2026-74455

In the Linux kernel, the following vulnerability has been resolved: can: peakusb: validate uCAN receive record lengths pcanusbfddecodebuf walks uCAN records packed in one USB receive buffer. Require each record to contain the fixed header for its type, and verify CAN payload bytes before copying...

UBUNTU-CVE-2026-74460

In the Linux kernel, the following vulnerability has been resolved: can: emsusb: validate CPC message lengths emsusbreadbulkcallback walks CPC messages packed in one USB receive buffer. Check that each declared message fits in the URB payload. Also require the type-specific payload to cover the...

UBUNTU-CVE-2026-74458

In the Linux kernel, the following vulnerability has been resolved: can: kvaserusbleaf: kvaserusbleafwaitcmd: validate received command extents The wait and bulk receive paths walk variable-length commands from a USB buffer. A nonzero command shorter than CMDHEADERLEN can still be dispatched, and...

CVE-2026-74460

In the Linux kernel, the following vulnerability has been resolved: can: emsusb: validate CPC message lengths emsusbreadbulkcallback walks CPC messages packed in one USB receive buffer. Check that each declared message fits in the URB payload. Also require the type-specific payload to cover the...