The Linux CSPRNG Is Now Good!

Oceans of ink and hours on stage have been spent to convince the world that the best random number generator is /dev/urandom, the kernel one. And it is, and its always been. However, an uncomfortable truth was that the Linux CSPRNG really could have been better than it was. Userspace CSPRNGs...

bind security and bug fix update

32:9.11.4-26.P2 - Permit explicit disabling of RSAMD5 in FIPS mode 1737407 32:9.11.4-25.P2 - Fix CVE-2018-5745 - Fix CVE-2019-6465 32:9.11.4-24.P2 - Do not override random numbers provider in DHCP 1668682 32:9.11.4-23.P2 - Report errors on invalid IDN 2008 names 1679307 32:9.11.4-22.P2 - Fix...

USN-3944-1: wpa_supplicant and hostapd vulnerabilities

It was discovered that wpasupplicant and hostapd were vulnerable to a side channel attack against EAP-pwd. A remote attacker could possibly use this issue to recover certain passwords. CVE-2019-9495 Mathy Vanhoef discovered that wpasupplicant and hostapd incorrectly validated received scalar and...

Linux RNG Flaws

Linux RNG flaws CVE-2018-1108 There are several issues in drivers/char/random.c, in particular related to the behavior of the /dev/urandom RNG during and shortly after boot. I'm sending this to [email protected] and Theodore Ts'o for now; it might make sense to also add Jason Donenfeld, since...

openSUSE Security Update : openssl-steam (openSUSE-2018-168)

This update for openssl-steam fixes the following issues : - Merged changes from upstream openssl Factory rev 137 into this fork for Steam. Updated to openssl 1.0.2k : - CVE-2016-7055: Montgomery multiplication may produce incorrect results boo1009528 - CVE-2016-7056: ECSDA P-256 timing attack ke...

libgcrypt security update

1.5.3-13.1 - fix CVE-2016-6313 - predictable PRNG output 1366105 1.5.3-13 - touch only urandom in the selftest and when /dev/random is unavailable for example by SELinux confinement - fix the RSA selftest key p q swap...

SUSE SLES11 Security Update : openssl (SUSE-SU-2016:2458-1)

This update for openssl fixes the following issues: OpenSSL Security Advisory 22 Sep 2016 bsc999665 Severity: High - OCSP Status Request extension unbounded memory growth CVE-2016-6304 bsc999666 Severity: Low - Pointer arithmetic undefined behavior CVE-2016-2177 bsc982575 - Constant time flag not...

openSUSE: Security Advisory for openssl (openSUSE-SU-2016:2407-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2016 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 update for openssl (important)

This update for openssl fixes the following issues: OpenSSL Security Advisory 22 Sep 2016 bsc999665 Severity: High OCSP Status Request extension unbounded memory growth CVE-2016-6304 bsc999666 Severity: Low Pointer arithmetic undefined behaviour CVE-2016-2177 bsc982575 Constant time flag not...

SUSE SLED12 / SLES12 Security Update : openssl (SUSE-SU-2016:2394-1)

This update for openssl fixes the following issues: OpenSSL Security Advisory 22 Sep 2016 bsc999665 Severity: High - OCSP Status Request extension unbounded memory growth CVE-2016-6304 bsc999666 Severity: Low - Pointer arithmetic undefined behaviour CVE-2016-2177 bsc982575 - Constant time flag no...

openSUSE Security Update : openssl (openSUSE-2016-1130)

This update for openssl fixes the following issues : OpenSSL Security Advisory 22 Sep 2016 boo999665 Severity: High - OCSP Status Request extension unbounded memory growth CVE-2016-6304 boo999666 Severity: Low - Pointer arithmetic undefined behaviour CVE-2016-2177 boo982575 - Constant time flag n...

Security update for openssl (important)

This update for openssl fixes the following issues: OpenSSL Security Advisory 22 Sep 2016 boo999665 Severity: High OCSP Status Request extension unbounded memory growth CVE-2016-6304 boo999666 Severity: Low Pointer arithmetic undefined behaviour CVE-2016-2177 boo982575 Constant time flag not...

SUSE SLES12 Security Update : openssl (SUSE-SU-2016:2387-1)

This update for openssl fixes the following issues: OpenSSL Security Advisory 22 Sep 2016 bsc999665 Severity: High - OCSP Status Request extension unbounded memory growth CVE-2016-6304 bsc999666 Severity: Low - Pointer arithmetic undefined behaviour CVE-2016-2177 bsc982575 - Constant time flag no...

Fedora 23 : prosody-0.9.10-1.fc23 (2016-5a5c85c5a8)

Prosody 0.9.10 ============== A summary of changes in this release: Security -------- moddialback: Adopt key generation algorithm from XEP-0185, to prevent impersonation attacks CVE-2016-0756 Fixes and improvements ---------------------- Startup: Open /dev/urandom read-only, to fix a failure to...

[SECURITY] [DLA 407-1] prosody security update

Package : prosody Version : 0.7.0-1squeeze1+deb6u2 CVE ID : CVE-2016-0756 The flaw allows a malicious server to impersonate the vulnerable domain to any XMPP domain whose domain name includes the attackers domain as a suffix. For example, bber.example would be able to connect to jabber.example an...

OracleVM 3.3 : bind (OVMSA-2014-0084)

The remote OracleVM system is missing necessary patches to address critical security updates : - Fix CVE-2014-8500 1171973 - Use /dev/urandom when generating rndc.key file 951255 - Remove bogus file from /usr/share/doc, introduced by fix for bug 1092035 - Add support for TLSA resource records...

DEBIAN-CVE-2013-4442

Password Generator aka Pwgen before 2.07 uses weak pseudo generated numbers when /dev/urandom is unavailable, which makes it easier for context-dependent attackers to guess the numbers...

CVE-2013-4442

Password Generator aka Pwgen before 2.07 uses weak pseudo generated numbers when /dev/urandom is unavailable, which makes it easier for context-dependent attackers to guess the numbers...

Design/Logic Flaw

Password Generator aka Pwgen before 2.07 uses weak pseudo generated numbers when /dev/urandom is unavailable, which makes it easier for context-dependent attackers to guess the numbers...

CVE-2013-4442

Pwgen (Password Generator) prior to version 2.07 was vulnerable because it used weak pseudo-random numbers when /dev/urandom was unavailable, allowing context-dependent attackers to potentially guess generated passwords. Public advisories and OSV/NVD records describe fixes in pwgen-2.07 and later...