AZL-8483 CVE-2022-24448 affecting package kernel for versions less than 5.15.26.1-1

An issue was discovered in fs/nfs/dir.c in the Linux kernel before 5.16.5. If an application sets the ODIRECTORY flag, and tries to open a regular file, nfsatomicopen performs a regular lookup. If a regular file is found, ENOTDIR should occur, but the server instead returns uninitialized data in...

CVE-2021-41839

An issue was discovered in NvmExpressDxe in the kernel 5.0 through 5.5 in Insyde InsydeH2O. Because of an Untrusted Pointer Dereference that causes SMM memory corruption, an attacker may be able to write fixed or predictable data to SMRAM. Exploiting this issue could lead to escalating privileges...

CVE-2021-43615

An issue was discovered in HddPassword in Insyde InsydeH2O with kernel 5.1 before 05.16.23, 5.2 before 05.26.23, 5.3 before 05.35.23, 5.4 before 05.43.22, and 5.5 before 05.51.22. An SMM memory corruption vulnerability allows an attacker to write fixed or predictable data to SMRAM. Exploiting thi...

CVE-2021-42554

An issue was discovered in Insyde InsydeH2O with Kernel 5.0 before 05.08.42, Kernel 5.1 before 05.16.42, Kernel 5.2 before 05.26.42, Kernel 5.3 before 05.35.42, Kernel 5.4 before 05.42.51, and Kernel 5.5 before 05.50.51. An SMM memory corruption vulnerability in FvbServicesRuntimeDxe allows a...

CVE-2022-0264

A vulnerability was found in the Linux kernel's eBPF verifier when handling internal data structures. Internal memory locations could be returned to userspace. A local attacker with the permissions to insert eBPF code to the kernel can use this to leak internal kernel memory details defeating som...

CVE-2021-4001

A race condition was found in the Linux kernel's ebpf verifier between bpfmapupdateelem and bpfmapfreeze due to a missing lock in kernel/bpf/syscall.c. In this flaw, a local user with a special privilege capsysadmin or capbpf can modify the frozen mapped address space. This flaw affects kernel...

CVE-2021-4001

A race condition was found in the Linux kernel's ebpf verifier between bpfmapupdateelem and bpfmapfreeze due to a missing lock in kernel/bpf/syscall.c. In this flaw, a local user with a special privilege capsysadmin or capbpf can modify the frozen mapped address space. This flaw affects kernel...

Exploit for Incorrect Authorization in Linux Linux_Kernel

CVE-2018-18955 Linux local root exploit. Wrapper for Jann Horn...

CVE-2021-45971

An issue was discovered in SdHostDriver in Insyde InsydeH2O with kernel 5.1 before 05.16.25, 5.2 before 05.26.25, 5.3 before 05.35.25, 5.4 before 05.43.25, and 5.5 before 05.51.25. A vulnerability exists in the SMM System Management Mode branch that registers a SWSMI handler that does not...

Code injection

An issue was discovered in AtaLegacySmm in the kernel 5.0 before 05.08.46, 5.1 before 05.16.46, 5.2 before 05.26.46, 5.3 before 05.35.46, 5.4 before 05.43.46, and 5.5 before 05.51.45 in Insyde InsydeH2O. Code execution can occur because the SMI handler lacks a CommBuffer check...

CVE-2020-5956

An issue was discovered in SdLegacySmm in Insyde InsydeH2O with kernel 5.1 before 05.15.11, 5.2 before 05.25.11, 5.3 before 05.34.11, and 5.4 before 05.42.11. The software SMI handler allows untrusted external input because it does not verify CommBuffer...

CVE-2020-5956

CVE-2020-5956 affects InsydeInsydeH2O SdLegacySmm: SMI handler in the BIOS/UEFI code does not verify CommBuffer, allowing untrusted input. Affected when kernel 5.1 before 05.15.11, 5.2 before 05.25.11, 5.3 before 05.34.11, or 5.4 before 05.42.11. Documented impact includes partial integrity and n...

PT-2021-8215 · Linux +3 · Linux Kernel +3

Name of the Vulnerable Software and Affected Versions: Linux kernel versions prior to 5.16.0-rc4-syzkaller Description: The vulnerability is related to the MPTCP component in the Linux kernel, which can cause a NULL pointer dereference when deleting an endpoint. This can lead to a general...

Linux kernel array index out-of-bounds vulnerability

Linux kernel is a computer operating system kernel written in C and assembly language, POSIX-compliant, and distributed under the GNU General Public License. detachcapictr function in drivers/isdn/capi/kcapi.c in versions of Linux kernel prior to 5.14.15 is vulnerable to array index out-of-bounds...

Vulnerability fixed in Juniper Junos OS

Juniper has fixed a vulnerability in Junos OS on the QFX5000 Series. The vulnerability results in potentially sensitive system information, including kernel versions, being leaked in communication between the routing engine and the packet forwarding engine. A malicious person with access to the...

CVE-2021-3653

A flaw was found in the KVM's AMD code for supporting SVM nested virtualization. The flaw occurs when processing the VMCB virtual machine control block provided by the L1 guest to spawn/handle a nested guest L2. Due to improper validation of the "intctl" field, this issue could allow a malicious ...

Network Time Protocol (NTP) Mode 6 Query Response Check (UDP)

Services which are supporting the Network Time Protocol NTP and respond to Mode 6 queries are prone to an information disclosure and might be misused for Distributed Denial of Service DDoS attacks. SPDX-FileCopyrightText: 2021 Greenbone AG Some text descriptions might be excerpted from a referenc...

DEBIAN-CVE-2021-21781

An information disclosure vulnerability exists in the ARM SIGPAGE functionality of Linux Kernel v5.4.66 and v5.4.54. The latest version 5.11-rc4 seems to still be vulnerable. A userland application can read the contents of the sigpage, which can leak kernel memory contents. An attacker can read a...

UBUNTU-CVE-2021-21781

An information disclosure vulnerability exists in the ARM SIGPAGE functionality of Linux Kernel v5.4.66 and v5.4.54. The latest version 5.11-rc4 seems to still be vulnerable. A userland application can read the contents of the sigpage, which can leak kernel memory contents. An attacker can read a...

Oracle Linux 7 : Unbreakable Enterprise kernel (ELSA-2021-9419)

The remote Oracle Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2021-9419 advisory. - KVM: nSVM: always intercept VMLOAD/VMSAVE when nested Maxim Levitsky Orabug: 33205367 CVE-2021-3656 CVE-2021-3656 Tenable has extracted the preceding...