Medium: ntp

Issue Overview: Ephemeral association time spoofing additional protection ntpd in ntp 4.2.x before 4.2.8p7 and 4.3.x before 4.3.92 allows authenticated users that know the private symmetric key to create arbitrarily-many ephemeral associations in order to win the clock selection of ntpd and modif...

Low: libvpx

Issue Overview: Denial of service DoS in vpx/src/vpximage.c file A vulnerability in the Android media framework libvpx related to odd frame width.CVE-2017-13194 Affected Packages: libvpx Note: This advisory is applicable to Amazon Linux 2 AL2 Core repository. Visit this FAQ section for the...

Medium: krb5

Issue Overview: Authentication bypass by improper validation of certificate EKU and SAN An authentication bypass flaw was found in the way krb5's certauth interface handled the validation of client certificates. A remote attacker able to communicate with the KDC could potentially use this flaw to...

Amazon Linux 2 : pcs (ALAS-2018-1005)

Debug parameter removal bypass, allowing information disclosure It was found that the REST interface of the pcsd service did not properly remove the pcs debug argument from the /runpcs query, possibly disclosing sensitive information. A remote attacker with a valid token could use this flaw to...

Amazon Linux 2 : PackageKit (ALAS-2018-1006)

Authentication bypass allows to install signed packages without administrator privileges An authentication bypass flaw has been found in PackageKit that allows users without administrator privileges to install signed packages. A local attacker can use this vulnerability to install vulnerable...

Amazon Linux 2 : openssl (ALAS-2018-1004)

bnsqrx8xinternal carry bug on x8664 There is a carry propagating bug in the x8664 Montgomery squaring procedure in OpenSSL before 1.0.2m and 1.1.0 before 1.1.0g. No EC algorithms are affected. Analysis suggests that attacks against RSA and DSA as a result of this defect would be very difficult to...

Medium: PackageKit

Issue Overview: Authentication bypass allows to install signed packages without administrator privileges An authentication bypass flaw has been found in PackageKit that allows users without administrator privileges to install signed packages. A local attacker can use this vulnerability to install...

Medium: openssl

Issue Overview: bnsqrx8xinternal carry bug on x8664 There is a carry propagating bug in the x8664 Montgomery squaring procedure in OpenSSL before 1.0.2m and 1.1.0 before 1.1.0g. No EC algorithms are affected. Analysis suggests that attacks against RSA and DSA as a result of this defect would be...

Important: pcs

Issue Overview: Debug parameter removal bypass, allowing information disclosure It was found that the REST interface of the pcsd service did not properly remove the pcs debug argument from the /runpcs query, possibly disclosing sensitive information. A remote attacker with a valid token could use...

Amazon Linux 2 : curl (ALAS-2018-995)

FTP path trickery leads to NIL byte out of bounds write : It was found that libcurl did not safely parse FTP URLs when using the CURLOPTFTPFILEMETHOD method. An attacker, able to provide a specially crafted FTP URL to an application using libcurl, could write a NULL byte at an arbitrary location,...

Amazon Linux 2 : kernel (ALAS-2018-994)

Race condition in the storeintwithrestart function in cpu/mcheck/mce.c : A race condition in the storeintwithrestart function in arch/x86/kernel/cpu/mcheck/mce.c in the Linux kernel allows local users to cause a denial of service panic by leveraging root access to write to the checkinterval file ...

Amazon Linux 2 : librelp (ALAS-2018-998)

Stack-based buffer overflow in relpTcpChkPeerName function in src/tcp.c : rsyslog librelp version 1.2.14 and earlier contains a Buffer Overflow vulnerability in the checking of x509 certificates from a peer that can result in Remote code execution. This attack appear to be exploitable a remote...

Amazon Linux 2 : slf4j (ALAS-2018-999)

Deserialisation vulnerability in EventData constructor can allow for arbitrary code execution : An XML deserialization vulnerability was discovered in slf4j's EventData which accepts anXML serialized string and can lead to arbitrary code execution. CVE-2018-8088 C Tenable Network Security, Inc. T...

Important: slf4j

Issue Overview: Deserialisation vulnerability in EventData constructor can allow for arbitrary code execution: An XML deserialization vulnerability was discovered in slf4j's EventData which accepts anXML serialized string and can lead to arbitrary code execution. CVE-2018-8088 Affected Packages:...

Medium: curl

Issue Overview: FTP path trickery leads to NIL byte out of bounds write: It was found that libcurl did not safely parse FTP URLs when using the CURLOPTFTPFILEMETHOD method. An attacker, able to provide a specially crafted FTP URL to an application using libcurl, could write a NULL byte at an...

Amazon Linux 2 : mod_wsgi (ALAS-2018-987)

Failure to handle errors when attempting to drop group privileges : modwsgi before 4.2.4 for Apache, when creating a daemon process group, does not properly handle when group privileges cannot be dropped, which might allow attackers to gain privileges via unspecified vectors. CVE-2014-8583 C...

Amazon Linux 2 : mailman (ALAS-2018-985)

Cross-site scripting XSS vulnerability in web UI A cross-site scripting XSS flaw was found in mailman. An attacker, able to trick the user into visiting a specific URL, can execute arbitrary web scripts on the user's side and force the victim to perform unintended actions. CVE-2018-5950 C Tenable...

Amazon Linux 2 : libvirt (ALAS-2018-952) (Spectre)

An industry-wide issue was found in the way many modern microprocessor designs have implemented speculative execution of instructions a commonly used performance optimization. There are three primary variants of the issue which differ in the way the speculative execution can be exploited. Variant...

Amazon Linux 2 : memcached (ALAS-2018-964)

It was discovered that the memcached daemon listened on UDP port 11211 by default. An attacker could use memcached for UDP amplification denial-of-service attacks. The UDP port has been disabled by default, but can still be enabled. It was discovered that the memcached connections using UDP...

Amazon Linux 2 : kernel (ALAS-2018-939) (Meltdown) (Spectre)

An updated kernel release for Amazon Linux has been made available which prevents speculative execution of indirect branches within the kernel. This release incorporates latest stable open source Linux security improvements to address CVE-2017-5715 within the kernel and builds upon previously...