grub2 security update

2.06-46.0.4.el91.3 - Bump SBAT metadata for grub to 3 Orabug: 34872719 - Fix CVE-2022-3775 Orabug: 34871953 - Enable signing for aarch64 EFI - Fix signing certificate names - Enable back btrfs grub module for EFI pre-built image Orabug: 34360986 - Replaced bugzilla.oracle.com references Orabug:...

Researchers Uncover Publisher Spoofing Bug in Microsoft Visual Studio Installer

Security researchers have warned about an "easily exploitable" flaw in the Microsoft Visual Studio installer that could be abused by a malicious actor to impersonate a legitimate publisher and distribute malicious extensions. "A threat actor could impersonate a popular publisher and issue a...

Huawei EulerOS: Security Advisory for dbus (EulerOS-SA-2023-2208)

The remote host is missing an update for the Huawei EulerOS SPDX-FileCopyrightText: 2023 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...

Huawei EulerOS: Security Advisory for gnutls (EulerOS-SA-2023-2221)

The remote host is missing an update for the Huawei EulerOS SPDX-FileCopyrightText: 2023 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...

NodeOperator will steal other NodeOperators' validators through frontrunning

Lines of code Vulnerability details Impact People that want to earn staking rewards, but do not have the resources to run validators, will see Stader as an avenue where they can easily steal and use others validators and they will actually earn Operator rewards from Stader. This could lead to two...

Notation vulnerable to denial of service from high number of artifact signatures

Impact An attacker who controls or compromises a registry can make the registry serve an infinite number of signatures for the artifact, causing a denial of service to the host machine running notation verify. Patches The problem has been fixed in the release v1.0.0-rc.6. Users should upgrade the...

PT-2023-24598 · Notation · Notation

Name of the Vulnerable Software and Affected Versions: notation versions prior to v1.0.0-rc.6 Description: An attacker who has compromised a registry and added a high number of signatures to an artifact can cause denial of service of services on the machine, if a user runs notation verify command...

PT-2023-24597 · Notation · Notation

Name of the Vulnerable Software and Affected Versions: notation versions prior to v1.0.0-rc.6 Description: The issue allows an attacker who has compromised a registry and added a high number of signatures to an artifact to cause denial of service of services on the machine, if a user runs the...

USN-6138-1: libssh vulnerabilities

Philip Turnbull discovered that libssh incorrectly handled rekeying with algorithm guessing. A remote attacker could use this issue to cause libssh to crash, resulting in a denial of service, or possibly execute arbitrary code. CVE-2023-1667 Kevin Backhouse discovered that libssh incorrectly...

DEBIAN-CVE-2023-0430

Certificate OCSP revocation status was not checked when verifying S/Mime signatures. Mail signed with a revoked certificate would be displayed as having a valid signature. Thunderbird versions from 68 to 102.7.0 were affected by this bug. This vulnerability affects Thunderbird 102.7.1...

CVE-2023-0430

Certificate OCSP revocation status was not checked when verifying S/Mime signatures. Mail signed with a revoked certificate would be displayed as having a valid signature. Thunderbird versions from 68 to 102.7.0 were affected by this bug. This vulnerability affects Thunderbird 102.7.1...

CVE-2023-0430

Certificate OCSP revocation status was not checked when verifying S/Mime signatures. Mail signed with a revoked certificate would be displayed as having a valid signature. Thunderbird versions from 68 to 102.7.0 were affected by this bug. This vulnerability affects Thunderbird 102.7.1...

UBUNTU-CVE-2023-0430

Certificate OCSP revocation status was not checked when verifying S/Mime signatures. Mail signed with a revoked certificate would be displayed as having a valid signature. Thunderbird versions from 68 to 102.7.0 were affected by this bug. This vulnerability affects Thunderbird 102.7.1...

CVE-2023-0430

Certificate OCSP revocation status was not checked when verifying S/Mime signatures. Mail signed with a revoked certificate would be displayed as having a valid signature. Thunderbird versions from 68 to 102.7.0 were affected by this bug. This vulnerability affects Thunderbird 102.7.1...

Authorization Bypass

libssh.so is vulnerable to Authorization Bypass. The vulnerability exists in the pkicrypto.c because the pkiverifydatasignature can accept invalid signatures when some memory allocations fail...

The vulnerability in the Mozilla Maintenance service affects browsers such as Mozilla Firefox, Focus for Android, Mozilla Firefox ESR, and the email client Thunderbird. This vulnerability allows an attacker to gain access to read, modify, or delete data.

The vulnerability in the Mozilla Maintenance service affects the Mozilla Firefox browser, Focus for Android, Mozilla Firefox ESR, and the email client Thunderbird. It relates to deficiencies in access control during the verification of update signatures. Exploiting this vulnerability could allow ...

EulerOS Virtualization 2.10.1 : dhcp (EulerOS-SA-2023-1886)

According to the versions of the dhcp package installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : - By flooding the target resolver with queries exploiting this flaw an attacker can significantly impair the resolver's performance,...

SUSE CVE-2023-30551

Rekor is an open source software supply chain transparency log. Rekor prior to version 1.1.1 may crash due to out of memory OOM conditions caused by reading archive metadata files into memory without checking their sizes first. Verification of a JAR file submitted to Rekor can cause an out of...

Sh4D0Wup - Signing-key Abuse And Update Exploitation Framework

Signing-key abuse and update exploitation framework. % docker run -it --rm ghcr.io/kpcyrd/sh4d0wup:edge -h Usage: sh4d0wup OPTIONS Commands: bait Start a malicious update server front Bind a http/https server but forward everything unmodified infect High level tampering, inject additional command...

Why Your Detection-First Security Approach Isn't Working

Stopping new and evasive threats is one of the greatest challenges in cybersecurity. This is among the biggest reasons why attacks increased dramatically in the past year yet again, despite the estimated $172 billion spent on global cybersecurity in 2022. Armed with cloud-based tools and backed b...