kernel: dmaengine: idxd: Fix oops during rmmod on single-CPU platforms

This is a vulnerability in the Linux kernel's Data Movement Accelerator DMA engine, specifically affecting the Intel Data Streaming Accelerator IDXD driver. The issue arises during the removal rmmod of the idxd driver on systems with only one active CPU. In such scenarios, the driver's cleanup...

Ubuntu 24.04 LTS : Linux kernel vulnerabilities (USN-6999-2)

The remote Ubuntu 24.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6999-2 advisory. Chenyuan Yang discovered that the CEC driver driver in the Linux kernel contained a use-after-free vulnerability. A local attacker could use this to caus...

Ubuntu 20.04 LTS / 22.04 LTS : Linux kernel vulnerabilities (USN-7007-3)

The remote Ubuntu 20.04 LTS / 22.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-7007-3 advisory. Chenyuan Yang discovered that the CEC driver driver in the Linux kernel contained a use-after-free vulnerability. A local attacker could use...

Ubuntu 22.04 LTS : Linux kernel vulnerabilities (USN-7029-1)

"The remote Ubuntu 22.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-7029-1 advisory. Chenyuan Yang discovered that the CEC driver driver in the Linux kernel contained a use-after-free vulnerability. A local attacker could use this to cau...

Ubuntu 20.04 LTS : Linux kernel vulnerabilities (USN-7007-2)

The remote Ubuntu 20.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-7007-2 advisory. Chenyuan Yang discovered that the CEC driver driver in the Linux kernel contained a use-after-free vulnerability. A local attacker could use this to caus...

AZL-68264 CVE-2024-46716 affecting package kernel 5.15.200.1-1

In the Linux kernel, the following vulnerability has been resolved: dmaengine: altera-msgdma: properly free descriptor in msgdmafreedescriptor Remove listdel call in msgdmachandesccleanup, this should be the role of msgdmafreedescriptor. In consequence replace listaddtail with listmovetail in...

UBUNTU-CVE-2024-46716

In the Linux kernel, the following vulnerability has been resolved: dmaengine: altera-msgdma: properly free descriptor in msgdmafreedescriptor Remove listdel call in msgdmachandesccleanup, this should be the role of msgdmafreedescriptor. In consequence replace listaddtail with listmovetail in...

Ubuntu 20.04 LTS / 22.04 LTS : Linux kernel vulnerabilities (USN-7007-1)

The remote Ubuntu 20.04 LTS / 22.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-7007-1 advisory. Chenyuan Yang discovered that the CEC driver driver in the Linux kernel contained a use-after-free vulnerability. A local attacker could use...

Ubuntu 22.04 LTS : Linux kernel vulnerabilities (USN-7008-1)

"The remote Ubuntu 22.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-7008-1 advisory. Chenyuan Yang discovered that the CEC driver driver in the Linux kernel contained a use-after-free vulnerability. A local attacker could use this to cau...

Ubuntu 22.04 LTS : Linux kernel vulnerabilities (USN-7005-2)

The remote Ubuntu 22.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-7005-2 advisory. Chenyuan Yang discovered that the CEC driver driver in the Linux kernel contained a use-after-free vulnerability. A local attacker could use this to caus...

Ubuntu 20.04 LTS / 22.04 LTS : Linux kernel vulnerabilities (USN-7009-1)

The remote Ubuntu 20.04 LTS / 22.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-7009-1 advisory. Chenyuan Yang discovered that the CEC driver driver in the Linux kernel contained a use-after-free vulnerability. A local attacker could use...

Ubuntu 24.04 LTS : Linux kernel vulnerabilities (USN-7004-1)

The remote Ubuntu 24.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-7004-1 advisory. Chenyuan Yang discovered that the CEC driver driver in the Linux kernel contained a use-after-free vulnerability. A local attacker could use this to caus...

kernel: dmaengine: idxd: Fix possible Use-After-Free in irq_process_work_list

A vulnerability was found in the Linux kernel's DMA engine component in the irqprocessworklist function. A possible use-after-free condition can occur during list iteration, which is because a descriptor may be freed while another thread is reusing it, potentially leading to access to freed memor...

kernel: dmaengine: idxd: Fix possible Use-After-Free in irq_process_work_list

A vulnerability was found in the Linux kernel's DMA engine component in the irqprocessworklist function. A possible use-after-free condition can occur during list iteration, which is because a descriptor may be freed while another thread is reusing it, potentially leading to access to freed memor...

kernel: dmaengine/idxd: hardware erratum allows potential security problem with direct access by untrusted application

Hardware logic with insecure de-synchronization in IntelR DSA and IntelR IAA for some IntelR 4th or 5th generation XeonR processors may allow an authorized user to potentially enable escalation of privilege local access...

USN-6949-2: Linux kernel vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - ARM32 architecture; - ARM64 architecture; - M68K architecture; - OpenRISC architecture; - PowerPC architecture; -...

USN-6949-2 linux-lowlatency, linux-raspi vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - ARM32 architecture; - ARM64 architecture; - M68K architecture; - OpenRISC architecture; - PowerPC architecture; -...

Ubuntu 24.04 LTS : Linux kernel (Azure) vulnerabilities (USN-6952-2)

"The remote Ubuntu 24.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6952-2 advisory. Benedict Schlter, Supraja Sridhara, Andrin Bertschi, and Shweta Shinde discovered that an untrusted hypervisor could inject malicious VC interrupts and...

USN-6955-1 linux-oem-6.8 vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - ARM32 architecture; - ARM64 architecture; - M68K architecture; - OpenRISC architecture; - PowerPC architecture; -...

Ubuntu 24.04 LTS : Linux kernel vulnerabilities (USN-6952-1)

"The remote Ubuntu 24.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6952-1 advisory. Benedict Schlter, Supraja Sridhara, Andrin Bertschi, and Shweta Shinde discovered that an untrusted hypervisor could inject malicious VC interrupts and...