ASB-A-183188047

In fastrpcinternalinvoke of drivers/misc/fastrpc.c, there is a possible way for user-mode processes to send fastrpc kernel requests due to a missing permission check. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed fo...

Remote Procedure Calls

linux kernel is vulnerable to remote procedure calls. The vulnerabilities exists due to fastrpcinternalinvoke in drivers/misc/fastrpc.c does not prevent user applications from sending kernel RPC messages...

Ubuntu: Security Advisory (USN-4945-2)

The remote host is missing an update for the SPDX-FileCopyrightText: 2021 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

USN-4945-2: Linux kernel (Raspberry Pi) vulnerabilities

USN-4945-1 fixed vulnerabilities in the Linux kernel for Ubuntu 20.04 LTS and Ubuntu 18.04 LTS. This update provides the corresponding Linux kernel updates targeted specifically for Raspberry Pi devices in those same Ubuntu Releases. Original advisory details: It was discovered that the Nouveau G...

Ubuntu: Security Advisory (USN-4949-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2021 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

USN-4949-1 linux, linux-aws, linux-azure, linux-gcp, linux-hwe-5.8, linux-kvm, linux-oracle, linux-raspi vulnerabilities

Ryota Shiga discovered that the eBPF implementation in the Linux kernel did not properly verify that a BPF program only reserved as much memory for a ring buffer as was allocated. A local attacker could use this to cause a denial of service system crash or execute arbitrary code. CVE-2021-3489...

USN-4949-1: Linux kernel vulnerabilities

Ryota Shiga discovered that the eBPF implementation in the Linux kernel did not properly verify that a BPF program only reserved as much memory for a ring buffer as was allocated. A local attacker could use this to cause a denial of service system crash or execute arbitrary code. CVE-2021-3489...

USN-4947-1 linux-oem-5.6 vulnerabilities

Kiyin 尹亮 discovered that the x25 implementation in the Linux kernel contained overflows when handling addresses from user space. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2020-35519 It was discovered that the fastrpc driver i...

USN-4947-1: Linux kernel (OEM) vulnerabilities

Kiyin 尹亮 discovered that the x25 implementation in the Linux kernel contained overflows when handling addresses from user space. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2020-35519 It was discovered that the fastrpc driver i...

USN-4945-1 linux, linux-aws, linux-aws-5.4, linux-azure, linux-azure-5.4, linux-gcp, linux-gcp-5.4, linux-gke, linux-gke-5.4, linux-gkeop, linux-gkeop-5.4, linux-hwe-5.4, linux-kvm, linux-oracle, linux-oracle-5.4 vulnerabilities

It was discovered that the Nouveau GPU driver in the Linux kernel did not properly handle error conditions in some situations. A local attacker could use this to cause a denial of service system crash. CVE-2020-25639 Jan Beulich discovered that the Xen netback backend in the Linux kernel did not...

CVE-2021-1927

Possible use after free due to lack of null check while memory is being freed in FastRPC driver in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables, Snapdragon Wired...

CVE-2021-1927

Possible use after free due to lack of null check while memory is being freed in FastRPC driver in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables, Snapdragon Wired...

Design/Logic Flaw

Possible use after free due to lack of null check while memory is being freed in FastRPC driver in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables, Snapdragon Wired...

CVE-2021-1927

CVE-2021-1927 describes a use-after-free in the Qualcomm FastRPC driver affecting Snapdragon devices (Auto, Compute, Connectivity, IoT, Mobile, Wearables, etc.). The root cause is a missing null check while memory is being freed, enabling a local attacker to trigger memory corruption with effects...

CVE-2021-1927

Possible use after free due to lack of null check while memory is being freed in FastRPC driver in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables, Snapdragon Wired...

PT-2021-13676

Name of the Vulnerable Software and Affected Versions: Qualcomm Snapdragon affected versions not specified Description: The issue is related to a possible use after free due to a lack of null check while memory is being freed in the FastRPC driver. This affects various Snapdragon products,...

CVE-2021-1927: Use After Free

Possible use after free due to lack of null check while memory is being freed in FastRPC driver in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables, Snapdragon Wired...

USN-4911-1 linux-oem-5.10 vulnerabilities

It was discovered that the Nouveau GPU driver in the Linux kernel did not properly handle error conditions in some situations. A local attacker could use this to cause a denial of service system crash. CVE-2020-25639 Jan Beulich discovered that the Xen netback backend in the Linux kernel did not...

USN-4911-1: Linux kernel (OEM) vulnerabilities

It was discovered that the Nouveau GPU driver in the Linux kernel did not properly handle error conditions in some situations. A local attacker could use this to cause a denial of service system crash. CVE-2020-25639 Jan Beulich discovered that the Xen netback backend in the Linux kernel did not...

Updated kernel packages fix security issues

This kernel update is based on upstream 5.10.25 and fixes at least the following security issues: Unprivileged BPF programs running on affected systems can bypass the protection and execute speculatively out-of-bounds loads from any location within the kernel memory. This can be abused to extract...