MS-ISAC Releases Advisory on DNS Flag Day

The Multi-State Information Sharing & Analysis Center MS-ISAC has released an alert on Domain Name System DNS Flag Day, which is Friday, February 1, 2019. On DNS Flag Day, DNS software and service providers will roll out updates to remove workarounds that allow users to bypass the Extension...

UBUNTU-CVE-2018-14663

An issue has been found in PowerDNS DNSDist before 1.3.3 allowing a remote attacker to craft a DNS query with trailing data such that the addition of a record by dnsdist, for example an OPT record when adding EDNS Client Subnet, might result in the trailing data being smuggled to the backend as a...

CVE-2018-14663

An issue has been found in PowerDNS DNSDist before 1.3.3 allowing a remote attacker to craft a DNS query with trailing data such that the addition of a record by dnsdist, for example an OPT record when adding EDNS Client Subnet, might result in the trailing data being smuggled to the backend as a...

CVE-2018-14663

PowerDNS DNSDist prior to 1.3.3 is affected by a vulnerability where a crafted DNS query with trailing data could cause an EDNS Client Subnet/record addition to be smuggled to the backend, potentially exposing records unseen by dnsdist. This issue occurs when useClientSubnet or the experimental a...

CVE-2016-7069

An issue has been found in dnsdist before 1.2.0 in the way EDNS0 OPT records are handled when parsing responses from a backend. When dnsdist is configured to add EDNS Client Subnet to a query, the response may contain an EDNS0 OPT record that has to be removed before forwarding the response to th...

DEBIAN-CVE-2016-7069

An issue has been found in dnsdist before 1.2.0 in the way EDNS0 OPT records are handled when parsing responses from a backend. When dnsdist is configured to add EDNS Client Subnet to a query, the response may contain an EDNS0 OPT record that has to be removed before forwarding the response to th...

OracleVM 3.3 / 3.4 : bind (OVMSA-2018-0252)

The remote OracleVM system is missing necessary patches to address critical security updates : - Fix CVE-2018-5740 - Fix CVE-2017-3145 - Change EDNS flags only after successful query 1416035 - Fix crash in ldap driver at bind-sdb stop 1426626 - Fix CVE-2017-3142, CVE-2017-3143 - Update root serve...

SUSE-SU-2018:0565-1 Security update for glibc

This update for glibc fixes the following issues: Security issues: - CVE-2017-8804: Fix memory leak after deserialization failure in xdrbytes, xdrstring bsc1037930 - CVE-2017-12132: Reduce EDNS payload size to 1200 bytes bsc1051791 - CVE-2018-6485,CVE-2018-6551: Fix integer overflows in internal...

Security update for glibc (important)

This update for glibc fixes the following issues: Security issues fixed: - CVE-2017-8804: Fix memory leak after deserialization failure in xdrbytes, xdrstring bsc1037930 - CVE-2017-12132: Reduce EDNS payload size to 1200 bytes bsc1051791 - CVE-2018-6485,CVE-2018-6551: Fix integer overflows in...

SUSE SLED12 / SLES12 Security Update : glibc (SUSE-SU-2018:0451-1)

This update for glibc fixes the following issues: Security issues fixed : - CVE-2017-8804: Fix memory leak after deserialization failure in xdrbytes, xdrstring bsc1037930 - CVE-2017-12132: Reduce EDNS payload size to 1200 bytes bsc1051791 - CVE-2018-6485,CVE-2018-6551: Fix integer overflows in...

SUSE-SU-2018:0451-1 Security update for glibc

This update for glibc fixes the following issues: Security issues fixed: - CVE-2017-8804: Fix memory leak after deserialization failure in xdrbytes, xdrstring bsc1037930 - CVE-2017-12132: Reduce EDNS payload size to 1200 bytes bsc1051791 - CVE-2018-6485,CVE-2018-6551: Fix integer overflows in...

BSA-2017-454

Security Advisory ID : BSA-2017-454 Component : dnsmasq Revision : 2.0: Final An integer underflow flaw leading to a buffer over-read was found in dnsmasq in the EDNS0 code. An attacker could send crafted DNS packets to dnsmasq which would cause it to crash. This issue only affected configuration...

BSA-2017-453

Security Advisory ID : BSA-2017-453 Component : EDNS0 Revision : 2.0: Final A memory exhaustion flaw was found in dnsmasq in the EDNS0 code. An attacker could send crafted DNS packets which would trigger memory allocations which would never be freed, leading to unbounded memory consumption and...

dnsmasq: integer underflow leading to buffer over-read in the EDNS0 code

An integer underflow flaw leading to a buffer over-read was found in dnsmasq in the EDNS0 code. An attacker could send crafted DNS packets to dnsmasq which would cause it to crash. This issue only affected configurations using one of the options: add-mac, add-cpe-id, or add-subnet...

dnsmasq: memory exhaustion vulnerability in the EDNS0 code

A memory exhaustion flaw was found in dnsmasq in the EDNS0 code. An attacker could send crafted DNS packets which would trigger memory allocations which would never be freed, leading to unbounded memory consumption and eventually a crash. This issue only affected configurations using one of the...

CVE-2017-12132

The DNS stub resolver in the GNU C Library aka glibc or libc6 before version 2.26, when EDNS support is enabled, will solicit large UDP responses from name servers, potentially simplifying off-path DNS spoofing attacks due to IP fragmentation...

CVE-2017-12132

The DNS stub resolver in the GNU C Library aka glibc or libc6 before version 2.26, when EDNS support is enabled, will solicit large UDP responses from name servers, potentially simplifying off-path DNS spoofing attacks due to IP fragmentation...

CVE-2017-12132

The DNS stub resolver in the GNU C Library aka glibc or libc6 before version 2.26, when EDNS support is enabled, will solicit large UDP responses from name servers, potentially simplifying off-path DNS spoofing attacks due to IP fragmentation...

ISC BIND EDNS Option Processing Denial of Service Vulnerability - Windows

ISC BIND is prone to a denial of service vulnerability. SPDX-FileCopyrightText: 2017 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 CPE = "cpe:/a:isc:bind"; ifdescription...

ISC BIND EDNS Option Processing Denial of Service Vulnerability - Linux

ISC BIND is prone to a denial of service vulnerability. SPDX-FileCopyrightText: 2017 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 CPE = "cpe:/a:isc:bind"; ifdescription...