FreeBSD : GnuTLS -- flaw in DTLS protocol implementation (d887b3d9-7366-11ea-b81a-001cc0382b2f)

The GnuTLS project reports : It was found that GnuTLS 3.6.3 introduced a regression in the DTLS protocol implementation. This caused the DTLS client to not contribute any randomness to the DTLS negotiation breaking the security guarantees of the DTLS protocol. C Tenable Network Security, Inc. The...

GnuTLS: DTLS protocol regression

Background GnuTLS is an Open Source implementation of the TLS and SSL protocols. Description It was discovered that DTLS client did not contribute any randomness to the DTLS negotiation. Impact Please review the referenced advisory for details. Workaround There is no known workaround at this time...

CVE-2018-16868

A Bleichenbacher type side-channel based padding oracle attack was found in the way gnutls handles verification of RSA decrypted PKCS1 v1.5 data. An attacker who is able to run a process on the same physical core as the victim process could use this to extract plain text or, in some cases,...

[slackware-security] gnutls

New gnutls packages are available for Slackware 14.2 and -current to fix a security issue. Here are the details from the Slackware 14.2 ChangeLog: patches/packages/gnutls-3.6.13-i586-1slack14.2.txz: Upgraded. This update fixes a security issue: libgnutls: Fix a DTLS-protocol regression caused by...

GnuTLS -- flaw in DTLS protocol implementation

The GnuTLS project reports: It was found that GnuTLS 3.6.3 introduced a regression in the DTLS protocol implementation. This caused the DTLS client to not contribute any randomness to the DTLS negotiation breaking the security guarantees of the DTLS protocol...

gnutls:gnutls_psk_client_fuzzer: Use-of-uninitialized-value in __gmpz_clear

Project: https://gitlab.com/gnutls/gnutls.git Detailed Report: https://oss-fuzz.com/testcase?key=6296663875649536 Project: gnutls Fuzzing Engine: libFuzzer Fuzz Target: gnutlspskclientfuzzer Job Type: libfuzzermsangnutls Platform Id: linux Crash Type: Use-of-uninitialized-value Crash Address: Cra...

PT-2020-2140

Name of the Vulnerable Software and Affected Versions GnuTLS versions 3.6.3 through 3.6.12 Description The issue is related to the send client hello function in the GnuTLS cryptographic library, which has shortcomings in the used cryptographic algorithms. This can allow a remote attacker to gain...

gnutls:gnutls_x509_crl_parser_fuzzer: Use-of-uninitialized-value in print_crl

Project: https://gitlab.com/gnutls/gnutls.git Detailed Report: https://oss-fuzz.com/testcase?key=5639123231834112 Project: gnutls Fuzzing Engine: libFuzzer Fuzz Target: gnutlsx509crlparserfuzzer Job Type: libfuzzermsangnutls Platform Id: linux Crash Type: Use-of-uninitialized-value Crash Address:...

Critical Photon OS Security Update - PHSA-2020-0285

Updates of 'apache-tomcat' packages of Photon OS have been released...

CVE-2013-7098

OpenConnect VPN client with GnuTLS before 5.02 contains a heap overflow if MTU is increased on reconnection...

DEBIAN-CVE-2013-7098

OpenConnect VPN client with GnuTLS before 5.02 contains a heap overflow if MTU is increased on reconnection...

CVE-2013-7098

OpenConnect VPN client with GnuTLS before 5.02 contains a heap overflow if MTU is increased on reconnection...

CVE-2013-7098

OpenConnect VPN client with GnuTLS before 5.02 contains a heap overflow if MTU is increased on reconnection...

Heap overflow

OpenConnect VPN client with GnuTLS before 5.02 contains a heap overflow if MTU is increased on reconnection...

CVE-2013-7098

OpenConnect VPN client with GnuTLS before 5.02 is vulnerable to a heap overflow when MTU is increased on reconnection. Affected component: OpenConnect/GnuTLS stack prior to 5.02. Root cause: heap overflow due to MTU handling on reconnect. Impact is high in affected deployments per CVSS data. Reme...

CVE-2013-7098

OpenConnect VPN client with GnuTLS before 5.02 contains a heap overflow if MTU is increased on reconnection...

CVE-2013-7098

OpenConnect VPN client with GnuTLS before 5.02 contains a heap overflow if MTU is increased on reconnection...

CVE-2013-7098

OpenConnect VPN client with GnuTLS before 5.02 contains a heap overflow if MTU is increased on reconnection...

CVE-2013-7098: Out-of-bounds Write

OpenConnect VPN client with GnuTLS before 5.02 contains a heap overflow if MTU is increased on reconnection...

USN-4233-2: GnuTLS update | Cloud Foundry

Severity Unknown Vendor Canonical Ubuntu Versions Affected Canonical Ubuntu 16.04 Canonical Ubuntu 18.04 Description USN-4233-1 disabled SHA1 being used for digital signature operations in GnuTLS. In certain network environments, certificates using SHA1 may still be in use. This update adds the...