The vulnerability of the GSS-TSIG component of the BIND server, related to writing beyond the buffer boundaries in memory, allows an attacker to execute arbitrary code.

The vulnerability of the GSS-TSIG component of the BIND server is related to writing beyond the buffer boundaries in memory. Exploiting this vulnerability allows a malicious actor to execute arbitrary code using a specially created request...

DEBIAN-CVE-2021-20239

A flaw was found in the Linux kernel in versions before 5.4.92 in the BPF protocol. This flaw allows an attacker with a local account to leak information about kernel internal addresses. The highest threat from this vulnerability is to confidentiality...

CVE-2021-20239

A flaw was found in the Linux kernel in versions before 5.4.92 in the BPF protocol. This flaw allows an attacker with a local account to leak information about kernel internal addresses. The highest threat from this vulnerability is to confidentiality...

Oracle Linux 8 : libdb (ELSA-2021-1675)

The remote Oracle Linux 8 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2021-1675 advisory. - Resolves: CVE-2019-2708 Tenable has extracted the preceding description block directly from the Oracle Linux security advisory. Note that Nessus has not teste...

UBUNTU-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...

libdb: Denial of service in the Data Store component

Vulnerability in the Data Store component of Oracle Berkeley DB. Supported versions that are affected are Prior to 6.138, prior to 6.2.38 and prior to 18.1.32. Easily exploitable vulnerability allows low privileged attacker having Local Logon privilege with logon to the infrastructure where Data...

Low: Red Hat Security Advisory: libdb security update

An update for libdb is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Low. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE...

libdb security update

An update is available for libdb. This update affects Rocky Linux 8. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list The libdb packages provide the Berkeley Database, an embedded database supporti...

Linux kernel 缓冲区错误漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel. The vulnerability stems from the discovery that the eBPF ALU32 bounds trace for bitwise operations AND, OR and XOR does not...

DEBIAN-CVE-2021-31829

kernel/bpf/verifier.c in the Linux kernel through 5.12.1 performs undesirable speculative loads, leading to disclosure of stack content via side-channel attacks, aka CID-801c6058d14a. The specific concern is not protecting the BPF stack area against speculative loads. Also, the BPF stack can...

OESA-2021-1156 libdb security update

Oracle Berkeley DB provides the best open source embeddable databases allowing developers the choice of SQL, Key/Value, XML/XQuery or Java Object storage for their data model. At its core is a fast, scalable, transactional database engine with proven reliability and availability. Berkeley DB come...

Linux kernel 安全漏洞

Linux kernel is the kernel used by the Linux Foundation's open-source operating system Linux.KVM is one of the kernel-based virtual machines. A security vulnerability exists in the Linux kernel, which can be exploited by a local attacker to read memory fragments through the Linux kernel's BPF in...

Important: Red Hat Security Advisory: bind security update

An update for bind is now available for Red Hat Enterprise Linux 7.2 Advanced Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for ea...

Linux Kernel 安全漏洞

Linux Kernel is an open source operating system. A security vulnerability exists in Linux Kernel eBPF, which can be exploited by a local attacker to submit a special request that can elevate privileges...

The vulnerability in the BPF subsystem of the `map_create` or `check_btf_info` function of the Linux kernel allows a malicious actor to cause an unexpected termination of the application.

The vulnerability of the BPF subsystem of the mapcreate function kernel/bpf/syscall.c or checkbtfinfo function kernel/bpf/verifier.c in the Linux operating system kernel is due to deficiencies in the authentication process. Exploiting this vulnerability can allow an attacker to cause an applicati...

The vulnerability of component BPF JIT (arch/x86/net/bpf_jit_comp.c and arch/x86/net/bpf_jit_comp32.c) in the Linux operating system allows a hacker to execute arbitrary code.

The vulnerability of component BPF JIT arch/x86/net/bpfjitcomp.c and arch/x86/net/bpfjitcomp32.c in the Linux operating system is related to the failure to address the special elements used in the OS command. Exploiting this vulnerability can allow an attacker to execute arbitrary code...

USN-4917-1 linux, linux-aws, linux-aws-5.4, linux-azure, linux-azure-5.4, linux-gcp, linux-gcp-5.4, linux-gke-5.3, linux-gke-5.4, linux-gkeop, linux-gkeop-5.4, linux-hwe, linux-hwe-5.4, linux-hwe-5.8, linux-kvm, linux-oem-5.10, linux-oracle, linux-oracle-5.4, linux-raspi, linux-raspi-5.4, linux-raspi2-5.3 vulnerabilities

It was discovered that the overlayfs implementation in the Linux kernel did not properly validate the application of file system capabilities with respect to user namespaces. A local attacker could use this to gain elevated privileges. CVE-2021-3493 Vincent Dehors discovered that the shiftfs file...

USN-4916-1 linux, linux-aws, linux-aws-hwe, linux-azure, linux-azure-4.15, linux-dell300x, linux-gcp, linux-gcp-4.15, linux-hwe, linux-kvm, linux-lts-xenial, linux-oracle, linux-raspi2, linux-snapdragon vulnerabilities

It was discovered that the overlayfs implementation in the Linux kernel did not properly validate the application of file system capabilities with respect to user namespaces. A local attacker could use this to gain elevated privileges. CVE-2021-3493 Piotr Krysiuk discovered that the BPF JIT...

BPF JIT compilers in the Linux kernel through 5.11.12 have incorrect computation of branch displacements allowing them to execute arbitrary code within the kernel context. This affects arch/x86/net/bpf_jit_comp.c and arch/x86/net/bpf_jit_comp32.c.

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USN-4912-1 linux-oem-5.6 vulnerabilities

Piotr Krysiuk discovered that the BPF JIT compiler for x86 in the Linux kernel did not properly validate computation of branch displacements in some situations. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2021-29154 It was...