Ursa CL-Signatures Revocation allows verifiers to generate unique identifiers for holders

Summary The revocation scheme that is part of the Ursa CL-Signatures implementations has a flaw that could impact the privacy guarantees defined by the AnonCreds verifiable credential model. Notably, a malicious verifier may be able to generate a unique identifier for a holder providing a...

GHSA-6698-MHXX-R84G Ursa CL-Signatures Revocation allows verifiers to generate unique identifiers for holders

Summary The revocation scheme that is part of the Ursa CL-Signatures implementations has a flaw that could impact the privacy guarantees defined by the AnonCreds verifiable credential model. Notably, a malicious verifier may be able to generate a unique identifier for a holder providing a...

[slackware-security] gnutls

New gnutls packages are available for Slackware 15.0 and -current to fix security issues. Here are the details from the Slackware 15.0 ChangeLog: patches/packages/gnutls-3.8.3-i586-1slack15.0.txz: Upgraded. This update fixes two medium severity security issues: Fix more timing side-channel inside...

Security Bulletin: AIX is vulnerable to denial of service due to ISC BIND (CVE-2022-38178, CVE-2022-3080, CVE-2022-38177, CVE-2022-2795)

Summary UPDATED May 17 Corrected the affected fileset levels for AIX 7.2 TL5 and removed bos.net.tcp.bind 7.2.5.200.: A vulnerability in ISC BIND could allow a remote attacker to cause a denial of service CVE-2022-38178, CVE-2022-3080, CVE-2022-38177, CVE-2022-2795. AIX uses ISC BIND as part of i...

Hyperledger Ursa 加密问题漏洞

Hyperledger Ursa is a cryptographic library open-sourced by Hyperledger for use with the blockchain. Hyperledger Ursa suffers from an information disclosure vulnerability that is caused by a flaw in the dangling scheme in the CL Signatures implementation. An attacker could exploit the vulnerabili...

PT-2024-19265 · Ursa · Ursa

Name of the Vulnerable Software and Affected Versions: Ursa affected versions not specified Description: The revocation scheme in Ursa's CL-Signatures implementations has a flaw that could impact the privacy guarantees defined by the AnonCreds verifiable credential model. A malicious verifier may...

Security Bulletin: There is a vulnerability in google-oauth-client-1.25.0.jar used by IBM Maximo Manage application in IBM Maximo Application Suite (CVE-2020-7692 and CVE-2021-22573)

Summary There is a vulnerability in google-oauth-client-1.25.0.jar used by IBM Maximo Manage application in IBM Maximo Application Suite. Vulnerability Details CVEID:CVE-2020-7692 DESCRIPTION: Google APIs google-oauth-java-client could allow a remote attacker to bypass security restrictions, caus...

dotnet: X509 Certificates - Validation Bypass across Azure

A security feature bypass vulnerability exists when Microsoft .NET Framework-based applications use X.509 chain building APIs but do not completely validate the X.509 certificate due to a logic flaw. An attacker could present an arbitrary untrusted certificate with malformed signatures, triggerin...

Mozilla: S/MIME signature accepted despite mismatching message date

The Mozilla Foundation Security Advisory: The signature of a digitally signed S/MIME email message may optionally specify the signature creation date and time. If present, Thunderbird did not compare the signature creation date with the message date and time, and displayed a valid signature despi...

Mozilla: Truncated signed text was shown with a valid OpenPGP signature

The Mozilla Foundation Security Advisory: When processing a PGP/MIME payload that contains digitally signed text, the first paragraph of the text was never shown to the user. This is because the text was interpreted as a MIME message and the first paragraph was always treated as an email header...

[slackware-security] Slackware 15.0 kernel

New kernel packages are available for Slackware 15.0 to fix bugs and security issues. Here are the details from the Slackware 15.0 ChangeLog: patches/packages/linux-5.15.145/: Upgraded. These updates fix various bugs and security issues. Thanks to jwoithe for the PCI fix! Be sure to upgrade your...

The vulnerability of the PDF document viewing program Foxit PDF Reader (formerly Foxit Reader) and the PDF file editing program Foxit PDF Editor (formerly Foxit PhantomPDF) lies in the use of memory after it is freed, allowing an attacker to execute arbitrary code.

The vulnerability of the PDF document viewing program Foxit PDF Reader formerly Foxit Reader and the PDF file editing program Foxit PDF Editor formerly Foxit PhantomPDF is related to the use of memory after it is freed during the processing of digital PDF signatures. Exploiting this vulnerability...

The vulnerability of the PDF document viewing program Foxit PDF Reader (formerly Foxit Reader) and the PDF file editing program Foxit PDF Editor (formerly Foxit PhantomPDF) lies in the use of memory after it is freed, allowing an attacker to execute arbitrary code.

The vulnerability of the PDF document viewing program Foxit PDF Reader formerly Foxit Reader and the PDF file editing program Foxit PDF Editor formerly Foxit PhantomPDF is related to the use of memory after it is freed during the processing of digital PDF signatures. Exploiting this vulnerability...

Fedora: Security Advisory for opensc (FEDORA-2023-c7e4c9af51)

The remote host is missing an update for the 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...

[SECURITY] Fedora 38 Update: opensc-0.24.0-1.fc38

OpenSC provides a set of libraries and utilities to work with smart cards. Its main focus is on cards that support cryptographic operations, and facilitate their use in security applications such as authentication, mail encryption and digital signatures. OpenSC implements the PKCS11 API so...

[SECURITY] Fedora 39 Update: opensc-0.24.0-1.fc39

OpenSC provides a set of libraries and utilities to work with smart cards. Its main focus is on cards that support cryptographic operations, and facilitate their use in security applications such as authentication, mail encryption and digital signatures. OpenSC implements the PKCS11 API so...

The vulnerability of the Thunderbird email client, related to errors in processing OpenPGP cryptographic signatures, allows a hacker to perform a spamming attack.

The vulnerability of the Thunderbird email client is related to errors in processing OpenPGP cryptographic signatures. Exploiting this vulnerability could allow a remote attacker to perform a spamming attack...

Moderate: Red Hat Security Advisory: opensc security update

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

Moderate: Red Hat Security Advisory: opensc security update

An update for opensc is now available for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the...

ALSA-2023:7879 Moderate: opensc security update

The OpenSC set of libraries and utilities provides support for working with smart cards. OpenSC focuses on cards that support cryptographic operations and enables their use for authentication, mail encryption, or digital signatures. Security Fixes: OpenSC: Potential PIN bypass when card tracks it...