USN-4977-1: Linux kernel vulnerabilities

Kiyin 尹亮 discovered that the NFC LLCP protocol implementation in the Linux kernel contained a reference counting error. A local attacker could use this to cause a denial of service system crash. CVE-2020-25670 Kiyin 尹亮 discovered that the NFC LLCP protocol implementation in the Linux kernel did n...

Amazon Linux 2 : kernel (ALAS-2021-1636)

The version of kernel installed on the remote host is prior to 4.14.232-176.381. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2-2021-1636 advisory. 2024-05-23: CVE-2021-46909 was added to this advisory. 2024-05-23: CVE-2021-46974 was added to this advisory...

SUSE SLES15 Security Update : kernel (SUSE-SU-2021:1624-1)

The SUSE Linux Enterprise 15 SP1 LTSS kernel was updated to receive various security and bugfixes. The following security bugs were fixed : CVE-2020-36312: Fixed an issue in virt/kvm/kvmmain.c that had a kvmiobusunregisterdev memory leak upon a kmalloc failure bnc1184509. CVE-2021-29650: Fixed an...

SUSE SLES12 Security Update : kernel (SUSE-SU-2021:1595-1)

The SUSE Linux Enterprise 12 SP5 kernel was updated to receive various security and bugfixes. The following security bugs were fixed : CVE-2020-36312: Fixed an issue within virt/kvm/kvmmain.c that had a kvmiobusunregisterdev memory leak upon a kmalloc failure bnc1184509. CVE-2021-29650: Fixed an...

SUSE SLES12 Security Update : kernel (SUSE-SU-2021:1596-1)

The SUSE Linux Enterprise 12 SP4 LTSS kernel was updated to receive various security and bugfixes. The following security bugs were fixed : CVE-2020-36312: Fixed an issue in virt/kvm/kvmmain.c that had a kvmiobusunregisterdev memory leak upon a kmalloc failure bnc1184509. CVE-2021-29650: Fixed an...

openSUSE: Security Advisory for the (openSUSE-SU-2021:0716-1)

The remote host is missing an update for the Copyright C 2021 Greenbone Networks GmbH 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-or-later This program is free software; you can...

SUSE-SU-2021:1572-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 12 SP5 Azure kernel was updated to receive various security and bugfixes. The following security bugs were fixed: - CVE-2020-36312: Fixed an issue within virt/kvm/kvmmain.c that had a kvmiobusunregisterdev memory leak upon a kmalloc failure bnc1184509. - CVE-2021-29650:...

Fedora: Security Advisory for kernel-tools (FEDORA-2021-e6b4847979)

The remote host is missing an update for the Copyright C 2021 Greenbone Networks GmbH 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-or-later This program is free software; you can...

BELL-CVE-2021-29155 CVE-2021-29155 does not affect BellSoft software

Bulletin has no description...

CVE-2021-29155

An issue was discovered in the Linux kernel through 5.11.x. kernel/bpf/verifier.c performs undesirable out-of-bounds speculation on pointer arithmetic, leading to side-channel attacks that defeat Spectre mitigations and obtain sensitive information from kernel memory. Specifically, for sequences ...

CVE-2021-29155

CVE-2021-29155 is a Linux kernel issue affecting the eBPF verifier path (kernel/bpf/verifier.c) that allows speculative-out-of-bounds memory accesses to leak kernel memory via side-channels. The description from connected documents ties the vulnerability to Spectre mitigations and notes that a lo...