Amazon Linux AMI : perl-Archive-Tar (ALAS-2019-1287)

It was found that the Archive::Tar module did not properly sanitize symbolic links when extracting tar archives. An attacker, able to provide a specially crafted archive for processing, could use this flaw to write or overwrite arbitrary files in the context of the Perl interpreter.CVE-2018-12015...

Amazon Linux AMI : libjpeg-turbo (ALAS-2019-1286)

The cjpeg utility in libjpeg allows remote attackers to cause a denial of service NULL pointer dereference and application crash or execute arbitrary code via a crafted file.CVE-2016-3616 libjpeg 9c has a large loop because readpixel in rdtarga.c mishandles EOF.CVE-2018-11813 An out-of-bounds rea...

Amazon Linux AMI : kernel (ALAS-2019-1281)

A backporting error was discovered in the Linux stable/longterm kernel 4.4.x through 4.4.190, 4.9.x through 4.9.190, 4.14.x through 4.14.141, 4.19.x through 4.19.69, and 5.2.x through 5.2.11. Misuse of the upstream 'x86/ptrace: Fix possible spectre-v1 in ptracegetdebugreg' commit reintroduced the...

Amazon Linux AMI : zsh (ALAS-2019-1285)

It was discovered that zsh does not properly validate the shebang of input files and it truncates it to the first 64 bytes. A local attacker may use this flaw to make zsh execute a different binary than what is expected, named with a substring of the shebang one.CVE-2018-13259 C Tenable Network...

Amazon Linux AMI : php71 / php73 (ALAS-2019-1283)

When PHP EXIF extension is parsing EXIF information from an image, e.g. via exifreaddata function, in PHP versions 7.1.x below 7.1.31, 7.2.x below 7.2.21 and 7.3.x below 7.3.8 it is possible to supply it with data what will cause it to read past the allocated buffer. This may lead to information...

Amazon Linux AMI : php72 (ALAS-2019-1284)

When PHP EXIF extension is parsing EXIF information from an image, e.g. via exifreaddata function, in PHP versions 7.1.x below 7.1.31, 7.2.x below 7.2.21 and 7.3.x below 7.3.8 it is possible to supply it with data what will cause it to read past the allocated buffer. This may lead to information...

Amazon Linux AMI : exim (ALAS-2019-1277)

Exim before 4.92.2 allows remote attackers to execute arbitrary code as root via a trailing backslash.CVE-2019-15846 C Tenable Network Security, Inc. The descriptive text and package checks in this plugin were extracted from Amazon Linux AMI Security Advisory ALAS-2019-1277. include'compat.inc'; ...

Amazon Linux AMI : poppler (ALAS-2019-1271)

XRef::getEntry in XRef.cc in Poppler 0.72.0 mishandles unallocated XRef entries, which allows remote attackers to cause a denial of service NULL pointer dereference via a crafted PDF document, when XRefEntry::setFlag in XRef.h is called from Parser::makeStream in Parser.cc.CVE-2018-20481 In Poppl...

Amazon Linux AMI : golang (ALAS-2019-1270) (Ping Flood) (Reset Flood)

net/url in Go before 1.11.13 and 1.12.x before 1.12.8 mishandles malformed hosts in URLs, leading to an authorization bypass in some applications. This is related to a Host field with a suffix appearing in neither Hostname nor Port, and is related to a non-numeric port number. For example, an...

Amazon Linux AMI : glib2 (ALAS-2019-1256)

filecopyfallback in gio/gfile.c in GNOME GLib does not properly restrict file permissions while a copy operation is in progress. Instead, default permissions are used.CVE-2019-12450 C Tenable Network Security, Inc. The descriptive text and package checks in this plugin were extracted from Amazon...

Amazon Linux AMI : python27 (ALAS-2019-1258)

A security regression of CVE-2019-9636 was discovered in python, since commit d537ab0ff9767ef024f26246899728f0116b1ec3, which still allows an attacker to exploit CVE-2019-9636 by abusing the user and password parts of a URL. When an application parses user-supplied URLs to store cookies,...

Amazon Linux AMI : ruby20 / ruby21, ruby24 (ALAS-2019-1255)

An issue was discovered in RubyGems. The gem owner command outputs the contents of the API response directly to stdout. Therefore, if the response is crafted, escape sequence injection may occur.CVE-2019-8322 An issue was discovered in RubyGems. Gem::GemcutterUtilitieswithresponse may output the...

Amazon Linux AMI : qemu-kvm (ALAS-2019-1260) (MDSUM/RIDL) (MFBDS/RIDL/ZombieLoad) (MLPDS/RIDL) (MSBDS/Fallout)

Modern Intel microprocessors implement hardware-level micro-optimizations to improve the performance of writing data back to CPU caches. The write operation is split into STA STore Address and STD STore Data sub-operations. These sub-operations allow the processor to hand-off address generation...

Amazon Linux AMI : libssh2 (ALAS-2019-1254)

An integer overflow flaw which could lead to an out of bounds write was discovered in libssh2 in the way packets are read from the server. A remote attacker who compromises a SSH server may be able to execute code on the client system when a user connects to the server.CVE-2019-3855 An integer...

Amazon Linux AMI : python34 / python35,python36 (ALAS-2019-1259)

A security regression of CVE-2019-9636 was discovered in python, since commit d537ab0ff9767ef024f26246899728f0116b1ec3, which still allows an attacker to exploit CVE-2019-9636 by abusing the user and password parts of a URL. When an application parses user-supplied URLs to store cookies,...

Amazon Linux AMI : kernel (ALAS-2019-1253)

There is a newly discovered variant side-channel attack of Spectre V1 which leverages SWAPGS instructions to bypass KPTI/KVA mitigations. This could lead to a kernel information disclosure C Tenable Network Security, Inc. The descriptive text and package checks in this plugin were extracted from...

Amazon Linux AMI : php54-pecl-imagick / php55-pecl-imagick,php56-pecl-imagick,php70-pecl-imagick,php71-pecl-imagick,php72-pecl-imagick (ALAS-2019-1237)

In PHP imagick extension, writing to an array of values in ImagickKernel::fromMatrix function did not check that the address will be within the allocated array. This could lead to out of bounds write to memory if the function is called with the data controlled by untrusted party. CVE-2019-11037 C...

Amazon Linux AMI : python35 (ALAS-2019-1243)

An issue was discovered in urllib2 in Python 2.x and urllib in Python 3.x. CRLF injection is possible if the attacker controls a url parameter, as demonstrated by the first argument to urllib.request.urlopen with \r\n specifically in the query string after a ? character followed by an HTTP header...

Amazon Linux AMI : dbus (ALAS-2019-1246)

dbus as used in DBusServer, allows cookie spoofing because of symlink mishandling in the reference implementation of DBUSCOOKIESHA1 in the libdbus library. This only affects the DBUSCOOKIESHA1 authentication mechanism. A malicious client with write access to its own home directory could manipulat...

Amazon Linux AMI : exim (ALAS-2019-1252)

Exim allows remote code execution as root in some unusual configurations that use the $sort expansion for items that can be controlled by an attacker e.g., $localpart or $domain. CVE-2019-13917 C Tenable Network Security, Inc. The descriptive text and package checks in this plugin were extracted...