DEBIAN-CVE-2021-3501

A flaw was found in the Linux kernel in versions before 5.12. The value of internal.ndata, in the KVM API, is mapped to an array index, which can be updated by a user process at anytime which could lead to an out-of-bounds write. The highest threat from this vulnerability is to data integrity and...

PT-2021-8010 · Linux +2 · Linux Kernel +2

Name of the Vulnerable Software and Affected Versions: Linux kernel versions prior to 5.12.0-rc5 Description: The issue is related to an array overrun in the rtw get tx power params function. This occurs when the value of group is 5 for channel 14, causing an out-of-bounds access in the bw40 base...

Linux Kernel 5.4 BleedingTooth Remote Code Execution

/ BleedingTooth: Linux Bluetooth Zero-Click Remote Code Execution by Andy Nguyen theflow@ This Proof-Of-Concept demonstrates the exploitation of CVE-2020-12351 and CVE-2020-12352. Compile using: $ gcc -o exploit exploit.c -lbluetooth and execute as: $ sudo ./exploit targetmac sourceip sourceport ...

An issue was discovered in the Linux kernel before 5.11.11. The BPF subsystem does not properly consider that resolved_ids and resolved_sizes are intentionally uninitialized in the vmlinux BPF Type Format (BTF) which can cause a system crash upon an unexpected access attempt (in map_create in kernel/bpf/syscall.c or check_btf_info in kernel/bpf/verifier.c) aka CID-350a5c4dd245.

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CVE-2021-30002

An issue was discovered in the Linux kernel before 5.11.3 when a webcam device exists. videousercopy in drivers/media/v4l2-core/v4l2-ioctl.c has a memory leak for large arguments, aka CID-fb18802a338b...

UBUNTU-CVE-2021-29649

An issue was discovered in the Linux kernel before 5.11.11. The user mode driver UMD has a copyprocess memory leak, related to a lack of cleanup steps in kernel/usermodedriver.c and kernel/bpf/preload/bpfpreloadkern.c, aka CID-f60a85cad677...

CVE-2021-28971

In intelpmudrainpebsnhm in arch/x86/events/intel/ds.c in the Linux kernel through 5.11.8 on some Haswell CPUs, userspace applications such as perf-fuzzer can cause a system crash because the PEBS status in a PEBS record is mishandled, aka CID-d88d05a9e0b6...

[SECURITY] Fedora 32 Update: kernel-5.10.20-100.fc32

The kernel meta package...

Linux: special config may crash when trying to map foreign pages

ISSUE DESCRIPTION With CONFIGXENBALLOONMEMORYHOTPLUG disabled and CONFIGXENUNPOPULATEDALLOC enabled the Linux kernel will use guest physical addresses allocated via the ZONEDEVICE functionality for mapping foreign guest's pages. This will result in problems, as the p2m list will only cover the...

AZL-6522 CVE-2020-16120 affecting package kernel for versions less than 5.10.78.1-1

Overlayfs did not properly perform permission checking when copying up files in an overlayfs and could be exploited from within a user namespace, if, for example, unprivileged user namespaces were allowed. It was possible to have a file not readable by an unprivileged user to be copied to a...

Design/Logic Flaw

Overlayfs did not properly perform permission checking when copying up files in an overlayfs and could be exploited from within a user namespace, if, for example, unprivileged user namespaces were allowed. It was possible to have a file not readable by an unprivileged user to be copied to a...

Linux kernel denial of service vulnerability (CNVD-2020-66311)

The Linux kernel is a computer operating system kernel written in C and assembly language, compliant with the POSIX standard, and distributed under the GNU General Public License. A code issue vulnerability exists in Linux kernel version 5.9.9 and earlier versions, which stems from an issue found...

CVE-2020-27152

An issue was discovered in ioapiclazyupdateeoi in arch/x86/kvm/ioapic.c in the Linux kernel before 5.9.2. It has an infinite loop related to improper interaction between a resampler and edge triggering, aka CID-77377064c3a9...

UBUNTU-CVE-2020-27152

An issue was discovered in ioapiclazyupdateeoi in arch/x86/kvm/ioapic.c in the Linux kernel before 5.9.2. It has an infinite loop related to improper interaction between a resampler and edge triggering, aka CID-77377064c3a9...

Amazon Linux AMI : kernel (ALAS-2020-1430)

The version of kernel installed on the remote host is prior to 4.14.193-113.317. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS-2020-1430 advisory. 2024-05-23: CVE-2020-14356 was added to this advisory. A flaw null pointer dereference in the Linux kernel cgroupv2...

Linux kernel code issue vulnerability (CNVD-2020-31116)

Linux kernel is the kernel used by Linux, the open source operating system released by the Linux Foundation in the United States. A code issue vulnerability exists in the 'tw5864handleframe' function in the drivers/media/pci/tw5864/tw5864-video.c file in versions of Linux kernel prior to 5.2. An...

CVE-2020-1628: Exposure of Sensitive Information to an Unauthorized Actor

Juniper Networks Junos OS uses the 128.0.0.0/2 subnet for internal communications between the RE and PFEs. It was discovered that packets utilizing these IP addresses may egress an EX4300 switch, leaking configuration information such as heartbeats, kernel versions, etc. out to the Internet,...

Linux kernel buffer overflow vulnerability (CNVD-2020-23406)

Linux kernel is the kernel used by Linux, the open source operating system released by the Linux Foundation in the United States. A buffer overflow vulnerability exists in the mpolparsestr file in mm/mempolicy.c in Linux kernel 5.6.2 and earlier, which stems from a program failing to properly...

PT-2020-4971 · Linux +2 · Linux Kernel +2

Name of the Vulnerable Software and Affected Versions: Linux kernel versions prior to 5.5.11 Description: The issue is related to the kmem cache alloc bulk function in the Linux kernel, specifically in the mm/slub.c file. It is associated with errors in executing multithreaded tasks, known as a...

Linux kernel information disclosure vulnerability (CNVD-2020-16637)

Linux kernel is the kernel used by Linux, the open source operating system released by the Linux Foundation in the United States. A security vulnerability exists in the fs/proc/base.c file in Linux kernel 3.1 and earlier versions. A local attacker can exploit this vulnerability to obtain sensitiv...