gnutls: HMAC-SHA-256 vulnerable to Lucky thirteen attack due to not enough dummy function calls

It was found that GnuTLS's implementation of HMAC-SHA-256 was vulnerable to Lucky Thirteen-style attack. A remote attacker could use this flaw to conduct distinguishing attacks and plain text recovery attacks via statistical analysis of timing data using crafted packets...

gnutls: "Just in Time" PRIME + PROBE cache-based side channel attack can lead to plaintext recovery

A cache-based side channel attack was found in the way GnuTLS implements CBC-mode cipher suites. An attacker could use a combination of "Just in Time" Prime+probe and Lucky-13 attacks to recover plain text in a cross-VM attack scenario...

Moderate: Red Hat Security Advisory: gnutls security, bug fix, and enhancement update

An update for gnutls is now available for Red Hat Enterprise Linux 7. 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...

EulerOS Virtualization 2.5.0 : libtasn1 (EulerOS-SA-2018-1334)

According to the version of the libtasn1 packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerability : - Two errors in the 'asn1findnode' function lib/parseraux.c within GnuTLS libtasn1 version 4.10 can be exploited to cause a...

openSUSE: Security Advisory for gnutls (openSUSE-SU-2018:2958-1)

The remote host is missing an update for the Copyright C 2018 Greenbone Networks GmbH 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-or-later This program is free software; you can...

EulerOS Virtualization 2.5.1 : libtasn1 (EulerOS-SA-2018-1335)

According to the version of the libtasn1 packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerability : - Two errors in the 'asn1findnode' function lib/parseraux.c within GnuTLS libtasn1 version 4.10 can be exploited to cause a...

SUSE SLES12 Security Update : gnutls (SUSE-SU-2018:2825-2)

This update for gnutls fixes the following issues : This update for gnutls fixes the following issues : Security issues fixed : Improved mitigations against Lucky 13 class of attacks 'Just in Time' PRIME + PROBE cache-based side channel attack can lead to plaintext recovery CVE-2018-10846,...

SUSE-SU-2018:2825-2 Security update for gnutls

This update for gnutls fixes the following issues: This update for gnutls fixes the following issues: Security issues fixed: - Improved mitigations against Lucky 13 class of attacks - 'Just in Time' PRIME + PROBE cache-based side channel attack can lead to plaintext recovery CVE-2018-10846,...

openSUSE Security Update : gnutls (openSUSE-2018-1092)

This update for gnutls fixes the following security issues : - Improved mitigations against Lucky 13 class of attacks - CVE-2018-10846: 'Just in Time' PRIME + PROBE cache-based side channel attack can lead to plaintext recovery bsc1105460 - CVE-2018-10845: HMAC-SHA-384 vulnerable to Lucky thirtee...

Security update for gnutls (moderate)

This update for gnutls fixes the following security issues: - Improved mitigations against Lucky 13 class of attacks - CVE-2018-10846: "Just in Time" PRIME + PROBE cache-based side channel attack can lead to plaintext recovery bsc1105460 - CVE-2018-10845: HMAC-SHA-384 vulnerable to Lucky thirteen...

SUSE-SU-2018:2930-1 Security update for gnutls

This update for gnutls fixes the following security issues: - Improved mitigations against Lucky 13 class of attacks - CVE-2018-10846: 'Just in Time' PRIME + PROBE cache-based side channel attack can lead to plaintext recovery bsc1105460 - CVE-2018-10845: HMAC-SHA-384 vulnerable to Lucky thirteen...

openSUSE Security Update : gnutls (openSUSE-2018-1049)

This update for gnutls fixes the following issues : Security issues fixed : - Improved mitigations against Lucky 13 class of attacks - CVE-2018-10846: 'Just in Time' PRIME + PROBE cache-based side channel attack can lead to plaintext recovery bsc1105460 - CVE-2018-10845: HMAC-SHA-384 vulnerable t...

openSUSE: Security Advisory for gnutls (openSUSE-SU-2018:2854-1)

The remote host is missing an update for the Copyright C 2018 Greenbone Networks GmbH 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-or-later This program is free software; you can...

Security update for gnutls (moderate)

This update for gnutls fixes the following issues: Security issues fixed: - Improved mitigations against Lucky 13 class of attacks - CVE-2018-10846: "Just in Time" PRIME + PROBE cache-based side channel attack can lead to plaintext recovery bsc1105460 - CVE-2018-10845: HMAC-SHA-384 vulnerable to...

SUSE SLED12 / SLES12 Security Update : gnutls (SUSE-SU-2018:2842-1)

This update for gnutls fixes the following issues : Security issues fixed : Improved mitigations against Lucky 13 class of attacks - 'Just in Time' PRIME + PROBE cache-based side channel attack can lead to plaintext recovery CVE-2018-10846, bsc1105460 - HMAC-SHA-384 vulnerable to Lucky thirteen...

SUSE SLES12 Security Update : gnutls (SUSE-SU-2018:2825-1)

This update for gnutls fixes the following issues : This update for gnutls fixes the following issues : Security issues fixed : Improved mitigations against Lucky 13 class of attacks 'Just in Time' PRIME + PROBE cache-based side channel attack can lead to plaintext recovery CVE-2018-10846,...

SUSE-SU-2018:2842-1 Security update for gnutls

This update for gnutls fixes the following issues: Security issues fixed: - Improved mitigations against Lucky 13 class of attacks - 'Just in Time' PRIME + PROBE cache-based side channel attack can lead to plaintext recovery CVE-2018-10846, bsc1105460 - HMAC-SHA-384 vulnerable to Lucky thirteen...

SUSE-SU-2018:2825-1 Security update for gnutls

This update for gnutls fixes the following issues: This update for gnutls fixes the following issues: Security issues fixed: - Improved mitigations against Lucky 13 class of attacks - 'Just in Time' PRIME + PROBE cache-based side channel attack can lead to plaintext recovery CVE-2018-10846,...

CVE-2016-1000030

Pidgin version 2.11.0 contains a vulnerability in X.509 Certificates imports specifically due to improper check of return values from gnutlsx509crtinit and gnutlsx509crtimport that can result in code execution. This attack appear to be exploitable via custom X.509 certificate from another client...

DEBIAN-CVE-2016-1000030

Pidgin version 2.11.0 contains a vulnerability in X.509 Certificates imports specifically due to improper check of return values from gnutlsx509crtinit and gnutlsx509crtimport that can result in code execution. This attack appear to be exploitable via custom X.509 certificate from another client...