AlmaLinux 9 : runc (ALSA-2023:7763)

The remote AlmaLinux 9 host has a package installed that is affected by multiple vulnerabilities as referenced in the ALSA-2023:7763 advisory. - Extremely large RSA keys in certificate chains can cause a client/server to expend significant CPU time verifying signatures. With fix, the size of RSA...

CVE-2023-50782

A flaw was found in the python-cryptography package. This issue may allow a remote attacker to decrypt captured messages in TLS servers that use RSA key exchanges, which may lead to exposure of confidential or sensitive data. Mitigation Mitigation for this issue is either not available or the...

CVE-2023-50781

A flaw was found in m2crypto. This issue may allow a remote attacker to decrypt captured messages in TLS servers that use RSA key exchanges, which may lead to exposure of confidential or sensitive data. Mitigation Mitigation for this issue is either not available or the currently available option...

Moderate: Red Hat Security Advisory: skopeo security update

An update for skopeo 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...

CVE-2023-4421

The NSS code used for checking PKCS1 v1.5 was leaking information useful in mounting Bleichenbacher-like attacks. Both the overall correctness of the padding as well as the length of the encrypted message was leaking through timing side-channel. By sending large number of attacker-selected...

CVE-2023-4421

The NSS code used for checking PKCS1 v1.5 was leaking information useful in mounting Bleichenbacher-like attacks. Both the overall correctness of the padding as well as the length of the encrypted message was leaking through timing side-channel. By sending large number of attacker-selected...

CVE-2023-4421

The NSS code used for checking PKCS1 v1.5 was leaking information useful in mounting Bleichenbacher-like attacks. Both the overall correctness of the padding as well as the length of the encrypted message was leaking through timing side-channel. By sending large number of attacker-selected...

RHEL 9 : runc (RHSA-2023:7763)

The remote Redhat Enterprise Linux 9 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2023:7763 advisory. The runC tool is a lightweight, portable implementation of the Open Container Format OCF that provides container runtime. Security Fixes:...

RHEL 9 : podman (RHSA-2023:7765)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2023:7765 advisory. The podman tool manages pods, container images, and containers. It is part of the libpod library, which is for applications that use contain...

curl security update

7.29.0-59.0.3.el79.2 - load CA certificates even with --insecure Orabug: 32836997 - Fix TFTP small blocksize heap buffer overflow https://curl.haxx.se/docs/CVE-2019-5482.htmlCVE-2019-5482Orabug: 30568724 - Security Fixes OraBug: 28939992 - CVE-2016-8615 cookie injection for other servers...

RHEL 9 : buildah (RHSA-2023:7764)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2023:7764 advisory. The buildah package provides a tool for facilitating building OCI container images. Among other things, buildah enables you to: Create a...

RHEL 9 : skopeo (RHSA-2023:7762)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2023:7762 advisory. The skopeo command lets you inspect images from container image registries, get images and image layers, and use signatures to create and...

Timing side-channel in PKCS#1 v1.5 decryption depadding code — Mozilla

The NSS code used for checking PKCS1 v1.5 was leaking information useful in mounting Bleichenbacher-like attacks. Both the overall correctness of the padding as well as the length of the encrypted message was leaking through timing side-channel. By sending large number of attacker-selected...

Golang < 1.20 Observable Discrepancy

Before Go 1.20, the RSA based TLS key exchanges used the math/big library, which is not constant time. RSA blinding was applied to prevent timing attacks, but analysis shows this may not have been fully effective. In particular it appears as if the removal of PKCS1 padding may leak timing...

Security Bulletin: Vulnerabilities in OpenSSL affect GCM16 & GCM32 KVM Switch Firmware (CVE-2018-0734, CVE-2018-0737, CVE-2018-0739)

Summary GCM16 & GCM32 KVM Switch Firmware have addressed the following vulnerabilities in OpenSSL. Vulnerability Details CVEID: CVE-2018-0734 DESCRIPTION: OpenSSL could allow a remote attacker to obtain sensitive information, caused by a timing side channel attack in the DSA signature algorithm. ...

Security Bulletin: IBM Dynamic System Analysis (DSA) Preboot is affected by vulnerabilities in OpenSSL (CVE-2018-0732 CVE-2018-0737)

Summary IBM Dynamic System Analysis DSA Preboot has addressed the following vulnerabilities in OpenSSL. Vulnerability Details CVEID: CVE-2018-0732 DESCRIPTION: OpenSSL is vulnerable to a denial of service, caused by the sending of a very large prime value to the client by a malicious server durin...

Timing Attack

github.com/golang/go is vulnerable to a Timing Attack. A timing-based side-channel vulnerability allows an attacker to potentially recover session key bits from RSA-based TLS key exchanges by observing the timing discrepancy between processing different inputs. While successful exploitation...

SUSE CVE-2023-45287

Before Go 1.20, the RSA based TLS key exchanges used the math/big library, which is not constant time. RSA blinding was applied to prevent timing attacks, but analysis shows this may not have been fully effective. In particular it appears as if the removal of PKCS1 padding may leak timing...

Oracle Linux 7 : edk2 (ELSA-2023-13027)

The remote Oracle Linux 7 host has a package installed that is affected by multiple vulnerabilities as referenced in the ELSA-2023-13027 advisory. - Create new 20230821 release for OL7 which includes the following fixed CVEs: CVE-2019-14560 - Update to OpenSSL 1.1.1v which includes the following...

Oracle Linux 9 : edk2 (ELSA-2023-13024)

The remote Oracle Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2023-13024 advisory. - Create new 20230821 release for OL9 which includes the following fixed CVEs: CVE-2019-14560 - Update to OpenSSL 1.1.1v which includes the following...