CVE-2021-3544

CVE-2021-3544 concerns memory leaks in QEMU’s virtio vhost-user-gpu (vhost-user-gpu.c and virgl.c) due to improper memory release after the effective lifetime, affecting versions up to and including 6.0. The issue, identified across multiple advisories, is a memory leak in the vhost-user-gpu comp...

QEMU Denial of Service Vulnerability (CNVD-2021-39039)

QEMU Quick Emulator is a set of simulation processor software by Fabrice Bellard, a French individual developer. The software is fast and cross-platform. A security vulnerability exists in QEMU. The vulnerability stems from a memory leak in vhost-user-gpu/vhost-user-gpu.c. The vulnerability is...

QEMU 安全漏洞

QEMU Quick Emulator is a set of simulation processor software by Fabrice Bellard, a French individual developer. The software is fast and cross-platform. A security vulnerability exists in QEMU. The vulnerability stems from a memory leak in vhost-user-gpu/vhost-user-gpu.c. The vulnerability is...

QEMU 缓冲区错误漏洞

QEMU Quick Emulator is a set of simulation processor software by Fabrice Bellard, a French individual developer. The software is fast and cross-platform. QEMU suffers from a buffer overflow vulnerability that originates from a boundary error in the virglcmdgetcapset function of...

QEMU 信息泄露漏洞

QEMU Quick Emulator is a set of simulation processor software by Fabrice Bellard, a French individual developer. The software is fast and cross-platform. QEMU suffers from an information disclosure vulnerability. The vulnerability stems from an uninitialized memory leak in the virglcmdgetcapsetin...

CVE-2021-29256

. The Arm Mali GPU kernel driver allows an unprivileged user to achieve access to freed memory, leading to information disclosure or root privilege escalation. This affects Bifrost r16p0 through r29p0 before r30p0, Valhall r19p0 through r29p0 before r30p0, and Midgard r28p0 through r30p0...

Information disclosure

. The Arm Mali GPU kernel driver allows an unprivileged user to achieve access to freed memory, leading to information disclosure or root privilege escalation. This affects Bifrost r16p0 through r29p0 before r30p0, Valhall r19p0 through r29p0 before r30p0, and Midgard r28p0 through r30p0...

CVE-2021-29256

. The Arm Mali GPU kernel driver allows an unprivileged user to achieve access to freed memory, leading to information disclosure or root privilege escalation. This affects Bifrost r16p0 through r29p0 before r30p0, Valhall r19p0 through r29p0 before r30p0, and Midgard r28p0 through r30p0...

CVE-2021-29256

The CVE-2021-29256 entry covers a use-after-free vulnerability in the Arm Mali GPU kernel driver that can let an unprivileged user access freed memory, enabling information disclosure or potential root privilege escalation. Affected GPU families and ranges are: Bifrost r16p0–r29p0 (before r30p0),...

CVE-2021-29256

. The Arm Mali GPU kernel driver allows an unprivileged user to achieve access to freed memory, leading to information disclosure or root privilege escalation. This affects Bifrost r16p0 through r29p0 before r30p0, Valhall r19p0 through r29p0 before r30p0, and Midgard r28p0 through r30p0...

Denial Of Service (DoS)

linux kernel is vulnerable to denial of service. The vulnerability exists due to a NULL pointer dereference flaw was found in the Linux kernel's GPU Nouveau driver functionality...

PT-2021-18150 · Arm · Arm Mali Gpu Kernel Driver

Name of the Vulnerable Software and Affected Versions: Arm Mali GPU Kernel Driver versions Bifrost r16p0 through r29p0 Arm Mali GPU Kernel Driver versions Valhall r19p0 through r29p0 Arm Mali GPU Kernel Driver versions Midgard r28p0 through r30p0 Description: The issue allows an unprivileged user...

CVE-2021-29256

. The Arm Mali GPU kernel driver allows an unprivileged user to achieve access to freed memory, leading to information disclosure or root privilege escalation. This affects Bifrost r16p0 through r29p0 before r30p0, Valhall r19p0 through r29p0 before r30p0, and Midgard r28p0 through r30p0. Recent...

CVE-2021-29256

. The Arm Mali GPU kernel driver allows an unprivileged user to achieve access to freed memory, leading to information disclosure or root privilege escalation. This affects Bifrost r16p0 through r29p0 before r30p0, Valhall r19p0 through r29p0 before r30p0, and Midgard r28p0 through r30p0. Notes...

4 Android Bugs Being Exploited in the Wild

Google updated its May 3 Android security bulletin on Wednesday to say that there are “indications” that four of the 50 vulnerabilities “may be under limited, targeted exploitation.” That was mostly confirmed by Maddie Stone, a member of Google’s Project Zero exploit research group, who clarified...

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 18.04 LTS / 20.04 LTS : Linux kernel vulnerabilities (USN-4945-1)

The remote Ubuntu 18.04 LTS / 20.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-4945-1 advisory. It was discovered that the Nouveau GPU driver in the Linux kernel did not properly handle error conditions in some situations. A local attack...

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 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...

CVE-2021-3546

An out-of-bounds write vulnerability was found in the virtio vhost-user GPU device vhost-user-gpu of QEMU. The flaw occurs while processing the 'VIRTIOGPUCMDGETCAPSET' command from the guest. It could allow a privileged guest user to crash the QEMU process on the host, resulting in a denial of...