Updated kernel packages fix security vulnerabilities

This kernel update is based on upstream 5.15.74 and fixes at least the following security issues: A flaw was found in the Linux kernel. The existing KVM SEV API has a vulnerability that allows a non-root host user-level application to crash the host kernel by creating a confidential guest VM...

OESA-2022-2015 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: A use-after-free flaw was found in fs/ext4/namei.c:dxinsertblock in the Linux kernel’s filesystem sub-component. This flaw allows a local attacker with a user privilege to cause a denial of service.CVE-2022-1184 A race condition...

OESA-2022-2014 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: In binderincreffornode of binder.c, there is a possible way to corrupt memory due to a use after free. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not neede...

[SECURITY] [DSA 5257-1] linux security update

------------------------------------------------------------------------- Debian Security Advisory DSA-5257-1 [email protected] https://www.debian.org/security/ Salvatore Bonaccorso October 18, 2022 https://www.debian.org/security/faq -...

Ubuntu 18.04 LTS : Linux kernel (AWS) vulnerabilities (USN-5682-1)

The remote Ubuntu 18.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-5682-1 advisory. 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...

DEBIAN-CVE-2022-20421

In binderincreffornode of binder.c, there is a possible way to corrupt memory due to a use after free. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid I...

CVE-2022-20421

In binderincreffornode of binder.c, there is a possible way to corrupt memory due to a use after free. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid I...

UBUNTU-CVE-2022-20421

In binderincreffornode of binder.c, there is a possible way to corrupt memory due to a use after free. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid I...

The vulnerability in the binder.c component of the Linux operating system’s kernel allows a hacker to gain access to confidential data, compromise its integrity, and cause service failures.

The vulnerability of the binder.c component in Linux operating systems is related to insecure management of privileges. Exploiting this vulnerability allows an attacker to access confidential data, compromise its integrity, and cause service failures...

CVE-2022-3176

A use-after-free flaw was found in iouring in the Linux kernel. This flaw allows a local user to trigger the issue if a signalfd or binder fd is polled with the iouring poll due to a lack of iouring POLLFREE handling...

The vulnerability of the Signalfd_poll() and binder_poll() functions in Linux operating systems allows a hacker to execute arbitrary code.

The vulnerability of the Signalfdpoll and binderpoll functions in Linux operating systems is related to the possibility of using memory after it has been freed. Exploiting this vulnerability could allow an attacker to execute arbitrary code...

GSD-2022-1005707 binder: fix UAF of ref->proc caused by race condition

binder: fix UAF of ref-proc caused by race condition This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.10.142 by commit...

GSD-2022-1005584 android: binder: stop saving a pointer to the VMA

android: binder: stop saving a pointer to the VMA This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.15.61 by commit...

PT-2022-33842 · Linux · Linux Kernel

Name of the Vulnerable Software and Affected Versions: Linux Kernel versions prior to v5.15.61 Description: The issue concerns the android: binder, specifically stopping the saving of a pointer to the VMA. The actual impact and attack plausibility have not yet been proven. Recommendations: For...

GSD-2022-1005231 android: binder: stop saving a pointer to the VMA

android: binder: stop saving a pointer to the VMA This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.19.2 by commit...

GSD-2022-1004961 binder: fix UAF of ref->proc caused by race condition

binder: fix UAF of ref-proc caused by race condition This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.19.8 by commit...

DEBIAN-CVE-2022-3176

There exists a use-after-free in iouring in the Linux kernel. Signalfdpoll and binderpoll use a waitqueue whose lifetime is the current task. It will send a POLLFREE notification to all waiters before the queue is freed. Unfortunately, the iouring poll doesn't handle POLLFREE. This allows a...

UBUNTU-CVE-2022-3176

There exists a use-after-free in iouring in the Linux kernel. Signalfdpoll and binderpoll use a waitqueue whose lifetime is the current task. It will send a POLLFREE notification to all waiters before the queue is freed. Unfortunately, the iouring poll doesn't handle POLLFREE. This allows a...

PT-2022-33686 · Linux · Linux Kernel

Name of the Vulnerable Software and Affected Versions: Linux Kernel versions v5.15.61 through v5.15.63 Description: The issue is related to missing mmap lock calls in the binder alloc function when using the VMA. The actual impact and attack plausibility have not yet been proven. Recommendations:...

PT-2022-33489 · Linux · Linux Kernel

Name of the Vulnerable Software and Affected Versions: Linux Kernel versions prior to v5.19.2 Description: The issue concerns the android: binder, where a pointer to the VMA is saved. The actual impact and attack plausibility have not yet been proven. Recommendations: For Linux Kernel versions...