K43232343: Linux kernel Vulnerability CVE-2021-31440

Security Advisory Description This vulnerability allows local attackers to escalate privileges on affected installations of Linux Kernel 5.11.15. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The specific flaw...

SUSE CVE-2021-31440

This vulnerability allows local attackers to escalate privileges on affected installations of Linux Kernel 5.11.15. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The specific flaw exists within the handling of...

CLSA-2022-1644933991 Fix of CVE: CVE-2021-31440, CVE-2022-0435

tipc: improve size validations for received domain records Jon Maloy CVE-2022-0435 - bpf: Fix propagation of 32 bit unsigned bounds from 64 bit bounds Yauheni Kaliuta CVE-2021-31440 - bpf: Fix propagation of 32-bit signed bounds from 64-bit bounds Yauheni Kaliuta CVE-2021-31440...

Mageia: Security Advisory (MGASA-2021-0215)

The remote host is missing an update for the SPDX-FileCopyrightText: 2022 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...

Mageia: Security Advisory (MGASA-2021-0214)

The remote host is missing an update for the SPDX-FileCopyrightText: 2022 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...

SUSE SLES15 Security Update : kernel (Live Patch 0 for SLE 15 SP3) (SUSE-SU-2021:3360-1)

The remote SUSE Linux SLES15 host has a package installed that is affected by multiple vulnerabilities as referenced in the SUSE-SU-2021:3360-1 advisory. This update for the Linux Kernel 5.3.18-57 fixes several issues. The following security issues were fixed: - CVE-2021-31440: Fixed a lack of...

Ubuntu: Security Advisory (USN-5001-1)

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-4997-1: Linux kernel vulnerabilities

Norbert Slusarek discovered a race condition in the CAN BCM networking protocol of the Linux kernel leading to multiple use-after-free vulnerabilities. A local attacker could use this issue to execute arbitrary code. CVE-2021-3609 Piotr Krysiuk discovered that the eBPF implementation in the Linux...

CVE-2021-31440

CVE-2021-31440 affects the Linux kernel, with the vulnerability in the eBPF verifier: improper validation of user-supplied eBPF programs can allow a local attacker to escalate privileges and execute code in kernel context. The issue is rooted in the handling/verification of eBPF programs, leading...