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 : 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 : 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 : php71 / php72,php73 (ALAS-2019-1282)

An issue was discovered in PHP before 7.1.27, 7.2.x before 7.2.16, and 7.3.x before 7.3.3. Due to the way rename across filesystems is implemented, it is possible that file being renamed is briefly available with wrong permissions while the rename is ongoing, thus enabling unauthorized users to...

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 : kernel (ALAS-2019-1280)

It was found that paravirtpatchcall/jump functions in the arch/x86/kernel/paravirt.c in the Linux kernel mishandles certain indirect calls, which makes it easier for attackers to conduct Spectre-v2 attacks against paravirtualized guests.CVE-2018-15594 A buffer overflow due to a singed-unsigned...

Medium: kernel

Issue Overview: NOTE: This ALAS is a duplicate of ALAS2-2019-1280. The CVEs listed here are fixed in the referenced ALAS. Affected Packages: kernel Note: This advisory is applicable to Amazon Linux 2 AL2 Core repository. Visit this FAQ section for the difference between AL2 Core and AL2 Extras...

Low: kernel

Issue Overview: A flaw was found in the Linux kernel in the hiddebugeventsread function in the drivers/hid/hid-debug.c file. A lack of the certain checks may allow a privileged user "root" to achieve an out-of-bounds write and thus receiving user space buffer corruption. CVE-2018-9516 Affected...

Medium: kernel

Issue Overview: A buffer overflow due to a singed-unsigned comparsion was found in hidpprocessreport in the net/bluetooth/hidp/core.c in the Linux kernel. The buffer length is an unsigned int but gets cast to a signed int which in certain conditions can lead to a system panic and a...

Medium: oniguruma

Issue Overview: A use-after-free in onignewdeluxe in regext.c in Oniguruma 6.9.2 allows attackers to potentially cause information disclosure, denial of service, or possibly code execution by providing a crafted regular expression. The attacker provides a pair of a regex pattern and a string, wit...

Low: glib2

Issue Overview: No CVE associated with this advisory Affected Packages: glib2 Note: This advisory is applicable to Amazon Linux 2 AL2 Core repository. Visit this FAQ section for the difference between AL2 Core and AL2 Extras advisories. Issue Correction: Run yum update glib2 or yum update...

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 2 : pacemaker (ALAS-2019-1275)

A flaw was found in pacemaker. An insufficient verification inflicted preference of uncontrolled processes can lead to DoS. CVE-2018-16878 A use-after-free flaw was found in pacemaker which could result in certain sensitive information to be leaked via the system logs. CVE-2019-3885 A flaw was...

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 2 : golang (ALAS-2019-1272) (Ping Flood) (Reset Flood)

Some HTTP/2 implementations are vulnerable to ping floods, potentially leading to a denial of service. The attacker sends continual pings to an HTTP/2 peer, causing the peer to build an internal queue of responses. Depending on how efficiently this data is queued, this can consume excess CPU,...

Amazon Linux 2 : libvirt (ALAS-2019-1274) (MDSUM/RIDL) (MFBDS/RIDL/ZombieLoad) (MLPDS/RIDL) (MSBDS/Fallout)

Uncacheable memory on some microprocessors utilizing speculative execution may allow an authenticated user to potentially enable information disclosure via a side channel with local access. CVE-2019-11091 Modern Intel microprocessors implement hardware-level micro-optimizations to improve the...

Amazon Linux 2 : edk2 (ALAS-2019-1273)

Logic error in FV parsing in MdeModulePkg\Core\Pei\FwVol\FwVol.c CVE-2018-3630 Logic issue in variable service module for EDK II/UDK2018/UDK2017/UDK2015 may allow an authenticated user to potentially enable escalation of privilege, information disclosure and/or denial of service via local access...