Important: kernel

Issue Overview: A memory overflow vulnerability was found in the Linux kernel's ipc functionality of the memcg subsystem, in the way a user calls the semget function multiple times, creating semaphores. This flaw allows a local user to starve the resources, causing a denial of service. The highes...

Important: kernel

Issue Overview: A flaw was found in the Linux kernel. A denial of service flaw may occur if there is a consecutive request of the NVMEIOCTLRESET and the NVMEIOCTLSUBSYSRESET through the device file of the driver, resulting in a PCIe link disconnect. CVE-2022-3169 An incorrect TLB flush issue was...

PT-2022-36015 · Linux · Linux Kernel

Name of the Vulnerable Software and Affected Versions: Linux Kernel versions prior to v6.0.10 Description: The issue is related to the calculation of CQEs from the user visible value in io uring. The actual impact and attack plausibility have not yet been proven. Recommendations: For Linux Kernel...

PT-2024-11848 · Linux +3 · Linux Kernel +3

Name of the Vulnerable Software and Affected Versions: Linux kernel versions prior to 6.1.0-rc7-00103-gef4d3ea40565 Description: The issue is related to a null pointer dereference bug in the io tctx exit cb function. This bug can cause a kernel panic when the task exits to userspace. The problem...

PT-2024-11847 · Linux +4 · Linux Kernel +4

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: The issue is related to a crash when replugging CSR fake controllers in the Linux kernel's Bluetooth component. It seems that fake CSR 5.0 clones can cause the suspend notifier to be...

PT-2022-6557 · Linux +2 · Linux Kernel +2

Name of the Vulnerable Software and Affected Versions: Linux Kernel affected versions not specified Description: A use-after-free vulnerability in the Linux Kernel io uring subsystem can be exploited to achieve local privilege escalation. Both io install fixed file and its callers call fput in a...

PT-2022-6239 · Linux +4 · Linux Kernel +4

Name of the Vulnerable Software and Affected Versions: Linux Kernel affected versions not specified Description: A use-after-free flaw was found in the io uring subcomponent, specifically in io uring/filetable.c during the io install fixed file function call cleanup. This issue may lead to a deni...

PT-2022-35405 · Linux · Linux Kernel

Name of the Vulnerable Software and Affected Versions: Linux Kernel versions prior to v5.15.75 Description: The issue is related to io uring/af unix, where registered files gc is deferred to io uring release. The actual impact and attack plausibility have not yet been proven. Recommendations: For...

PT-2022-35175 · Linux · Linux Kernel

Name of the Vulnerable Software and Affected Versions: Linux Kernel versions prior to v6.0.3 Description: The issue is related to the io uring/af unix component, where the garbage collection of registered files is deferred to the io uring release. This is an automated identification of a potentia...

PT-2022-5150

Name of the Vulnerable Software and Affected Versions Linux kernel versions 5.1 through 6.0.3 Description A use-after-free issue exists in the io uring asynchronous input/output interface of the Linux kernel, specifically related to Unix SCM garbage collection and the improper update of reference...

USN-5677-1 linux-gcp, linux-oracle-5.4, linux-raspi, linux-raspi-5.4 vulnerabilities

It was discovered that the BPF verifier in the Linux kernel did not properly handle internal data structures. A local attacker could use this to expose sensitive information kernel memory. CVE-2021-4159 It was discovered that an out-of-bounds write vulnerability existed in the Video for Linux 2...

USN-5667-1 linux, linux-aws, linux-aws-5.15, linux-azure, linux-azure-5.15, linux-gcp, linux-gke, linux-gkeop, linux-hwe-5.15, linux-kvm, linux-lowlatency, linux-lowlatency-hwe-5.15, linux-oracle, linux-raspi vulnerabilities

Selim Enes Karaduman discovered that a race condition existed in the General notification queue implementation of the Linux kernel, leading to a use-after-free vulnerability. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2022-188...

PT-2022-33582 · Linux · Linux Kernel

Name of the Vulnerable Software and Affected Versions: Linux Kernel versions prior to v5.19.2 Description: The issue is related to a potential security vulnerability in io uring. The actual impact and attack plausibility have not yet been proven. Recommendations: For Linux Kernel versions prior t...

PT-2022-7350 · Linux +2 · Linux Kernel +2

Name of the Vulnerable Software and Affected Versions: Linux Kernel versions prior to 6.0 Description: The issue is related to an improper update of reference count in io uring, leading to Use-After-Free and Local Privilege Escalation. When io msg ring is invoked with a fixed file, it calls io fp...

A flaw was found in the Linux kernel’s implementation of IO-URING. This flaw allows an attacker with local executable permission to create a string of requests that can cause a use-after-free flaw within the kernel. This issue leads to memory corruption and possible privilege escalation.

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CVE-2022-1976

A flaw was found in the Linux kernel’s implementation of IO-URING. This flaw allows an attacker with local executable permission to create a string of requests that can cause a use-after-free flaw within the kernel. This issue leads to memory corruption and possible privilege escalation...

AZL-10821 CVE-2022-1976 affecting package kernel for versions less than 5.15.70.1-1

A flaw was found in the Linux kernel’s implementation of IO-URING. This flaw allows an attacker with local executable permission to create a string of requests that can cause a use-after-free flaw within the kernel. This issue leads to memory corruption and possible privilege escalation...

CVE-2022-1976

A flaw was found in the Linux kernel’s implementation of IO-URING. This flaw allows an attacker with local executable permission to create a string of requests that can cause a use-after-free flaw within the kernel. This issue leads to memory corruption and possible privilege escalation...

CVE-2022-1976

A flaw was found in the Linux kernel’s implementation of IO-URING. This flaw allows an attacker with local executable permission to create a string of requests that can cause a use-after-free flaw within the kernel. This issue leads to memory corruption and possible privilege escalation...

DEBIAN-CVE-2022-1976

A flaw was found in the Linux kernel’s implementation of IO-URING. This flaw allows an attacker with local executable permission to create a string of requests that can cause a use-after-free flaw within the kernel. This issue leads to memory corruption and possible privilege escalation...