Medium: expat

Issue Overview: Expat aka libexpat before 2.4.4 has an integer overflow in the doProlog function. CVE-2022-23990 Affected Packages: expat Issue Correction: Run yum update expat or yum update --advisory ALAS-2023-1882 to update your system. New Packages: i686: expat-devel-2.1.0-15.34.amzn1.i686...

Medium: libguestfs-winsupport

Issue Overview: An invalid return code in fusekernmount enables intercepting of libfuse-lite protocol traffic between NTFS-3G and the kernel in NTFS-3G through 2021.8.22 when using libfuse-lite. CVE-2022-30783 A crafted NTFS image can cause heap exhaustion in ntfsgetattributevalue in NTFS-3G...

Important: libxml2

Issue Overview: libxml2 through 2.11.5 has a use-after-free that can only occur after a certain memory allocation fails. This occurs in xmlUnlinkNode in tree.c. NOTE: the vendor's position is "I don't think these issues are critical enough to warrant a CVE ID ... because an attacker typically can...

Important: grub2

Issue Overview: An out-of-bounds write flaw was found in grub2's NTFS filesystem driver. This issue may allow an attacker to present a specially crafted NTFS filesystem image, leading to grub's heap metadata corruption. In some circumstances, the attack may also corrupt the UEFI firmware heap...

Medium: nasm

Issue Overview: A Use After Free vulnerability in function newToken in asm/preproc.c in nasm 2.14.02 allows attackers to cause a denial of service via crafted nasm command. CVE-2020-18780 A Segmentation Fault issue discovered in in ieeesegment function in outieee.c in nasm 2.14.03 and 2.15 allows...

Low: libarchive

Issue Overview: No CVE associated with this advisory Affected Packages: libarchive 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 libarchive or yum upda...

Medium: libxml2

Issue Overview: Xmlsoft Libxml2 v2.11.0 was discovered to contain a global buffer overflow via the xmlSAX2StartElement function at /libxml2/SAX2.c. This vulnerability allows attackers to cause a Denial of Service DoS via supplying a crafted XML file. CVE-2023-39615 Affected Packages: libxml2 Note...

Important: libssh2

Issue Overview: An issue was discovered in function libssh2packetadd in libssh2 1.10.0 allows attackers to access out of bounds memory. CVE-2020-22218 Affected Packages: libssh2 Note: This advisory is applicable to Amazon Linux 2 AL2 Core repository. Visit this FAQ section for the difference...

Medium: php54-pecl-imagick

Issue Overview: ImageMagick 7.0.7-12 Q16, a CPU exhaustion vulnerability was found in the function ReadDDSInfo in coders/dds.c, which allows attackers to cause a denial of service. CVE-2017-1000476 The ReadXWDImage function in coders\xwd.c in ImageMagick 7.0.5-6 has a memory leak vulnerability th...

Medium: kernel

Issue Overview: A division-by-zero error on some AMD processors can potentially return speculative data resulting in loss of confidentiality. CVE-2023-20588 Affected Packages: kernel Note: This advisory is applicable to Amazon Linux 2 AL2 Core repository. Visit this FAQ section for the difference...

Medium: amanda

Issue Overview: An issue was discovered in Amanda 3.3.1. A user with backup privileges can trivially compromise a client installation. The "runtar" setuid root binary does not check for additional arguments supplied after --create, allowing users to manipulate commands and perform command injecti...

Important: java-1.8.0-openjdk

Issue Overview: Vulnerability in the Oracle Java SE, Oracle GraalVM Enterprise Edition product of Oracle Java SE component: JSSE. Supported versions that are affected are Oracle Java SE: 8u361, 8u361-perf, 11.0.18, 17.0.6, 20; Oracle GraalVM Enterprise Edition: 20.3.9, 21.3.5 and 22.3.1. Difficul...

Medium: tomcat

Issue Overview: The SSI printenv command in Apache Tomcat 9.0.0.M1 to 9.0.0.17, 8.5.0 to 8.5.39 and 7.0.0 to 7.0.93 echoes user provided data without escaping and is, therefore, vulnerable to XSS. SSI is disabled by default. The printenv command is intended for debugging and is unlikely to be...

Medium: scipy

Issue Overview: A use-after-free issue was discovered in PyFindObjects function in SciPy versions prior to 1.8.0. CVE-2023-29824 Affected Packages: scipy Note: This advisory is applicable to Amazon Linux 2 AL2 Core repository. Visit this FAQ section for the difference between AL2 Core and AL2...

Medium: squashfs-tools

Issue Overview: Integer overflow in the readfragmenttable4 function in unsquash-4.c in Squashfs and sasquatch allows remote attackers to cause a denial of service application crash via a crafted input, which triggers a stack-based buffer overflow. CVE-2015-4645 1 unsquash-1.c, 2 unsquash-2.c, 3...

Medium: java-17-amazon-corretto

Issue Overview: Vulnerability in the Oracle Java SE, Oracle GraalVM Enterprise Edition, Oracle GraalVM for JDK product of Oracle Java SE component: Networking. Supported versions that are affected are Oracle Java SE: 11.0.19, 17.0.7, 20.0.1; Oracle GraalVM Enterprise Edition: 20.3.10, 21.3.6,...

Important: kernel

Issue Overview: There is a potential deadlock in the eBPF subsystem in the Linux kernel. The default sysctl configuration "kernel.unprivilegedbpfdisabled" on Amazon Linux does not allow unprivileged users to use eBPF. CVE-2023-0160 A denial of service problem was found, due to a possible recursiv...

Important: xmlrpc

Issue Overview: An untrusted deserialization was found in the org.apache.xmlrpc.parser.XmlRpcResponseParser:addResult method of Apache XML-RPC aka ws-xmlrpc library. A malicious XML-RPC server could target a XML-RPC client causing it to execute arbitrary code. Apache XML-RPC is no longer maintain...

Important: squid

Issue Overview: An issue was discovered in Squid before 4.9. When handling a URN request, a corresponding HTTP request is made. This HTTP request doesn't go through the access checks that incoming HTTP requests go through. This causes all access checks to be bypassed and allows access to restrict...

Medium: git

Issue Overview: Git is a revision control system. Using a specially-crafted repository, Git prior to versions 2.39.2, 2.38.4, 2.37.6, 2.36.5, 2.35.7, 2.34.7, 2.33.7, 2.32.6, 2.31.7, and 2.30.8 can be tricked into using its local clone optimization even when using a non-local transport. Though Git...

Medium: postgresql95

Issue Overview: When the server is configured to use trust authentication with a clientcert requirement or to use cert authentication, a man-in-the-middle attacker can inject arbitrary SQL queries when a connection is first established, despite the use of SSL certificate verification and...

Medium: dhcp

Issue Overview: An integer overflow vulnerability was found in the DHCP server. When the "optioncodehashlookup" function is called from "addoption", it increases the option's "refcount" field. However, there is not a corresponding call to "optiondereference" to decrement the "refcount" field. The...

Important: postgresql

Issue Overview: A flaw was found in postgresql. While modifying certain SQL array values, missing bounds checks let authenticated database users write arbitrary bytes to a wide area of server memory. The highest threat from this vulnerability is to data confidentiality and integrity as well as...

Medium: libtiff

Issue Overview: Integer overflow in the writeBufferToSeparateStrips function in tiffcrop.c in LibTIFF before 4.0.7 allows remote attackers to cause a denial of service out-of-bounds read via a crafted tif file. CVE-2016-9532 A flaw was found in libtiff. Due to a memory allocation failure in...

Important: thunderbird

Issue Overview: The Mozilla Foundation Security Advisory describes this flaw as: NSSToken objects were referenced via direct points, and could have been accessed in an unsafe way on different threads, leading to a use-after-free and potentially exploitable crash. CVE-2022-1097 The Mozilla...

Important: gzip, xz

Issue Overview: An arbitrary file write vulnerability was found in GNU gzip's zgrep utility. When zgrep is applied on the attacker's chosen file name for example, a crafted file name, this can overwrite an attacker's content to an arbitrary attacker-selected file. This flaw occurs due to...

Medium: nss

Issue Overview: A flaw was found in the way NSS handled CCS ChangeCipherSpec messages in TLS 1.3. This flaw allows a remote attacker to send multiple CCS messages, causing a denial of service for servers compiled with the NSS library. The highest threat from this vulnerability is to system...

Low: lua53

Issue Overview: ldebug.c in Lua 5.4.0 allows a negation overflow and segmentation fault in getlocal and setlocal, as demonstrated by getlocal3,2^31. CVE-2020-24370 Affected Packages: lua53 Note: This advisory is applicable to Amazon Linux 2 AL2 Core repository. Visit this FAQ section for the...

Low: doxygen

Issue Overview: Insufficient sanitization of the query parameter in templates/html/searchopensearch.php could lead to reflected cross-site scripting or iframe injection. CVE-2016-10245 Affected Packages: doxygen Issue Correction: Run yum update doxygen or yum update --advisory ALAS-2020-1412 to...

Medium: lftp

Issue Overview: It has been discovered that lftp up to and including version 4.8.3 does not properly sanitize remote file names, leading to a loss of integrity on the local system when reverse mirroring is used. A remote attacker may trick a user to use reverse mirroring on an attacker controlled...

Important: 389-ds-base

Issue Overview: A flaw was found in the 'deref' plugin of 389-ds-base where it could use the 'search' permission to display attribute values. In some configurations, this could allow an authenticated attacker to view private attributes, such as password hashes. CVE-2019-14824 Affected Packages:...

Medium: rsyslog

Issue Overview: A denial of service vulnerability was found in rsyslog in the imptcp module. An attacker could send a specially crafted message to the imptcp socket, which would cause rsyslog to crash.CVE-2018-16881 Affected Packages: rsyslog Note: This advisory is applicable to Amazon Linux 2 AL...

Important: dovecot

Issue Overview: In Dovecot before 2.2.36.4 and 2.3.x before 2.3.7.2 and Pigeonhole before 0.5.7.2, protocol processing can fail for quoted strings. This occurs because '\\0' characters are mishandled, and can lead to out-of-bounds writes and remote code execution.CVE-2019-11500 Affected Packages:...

Medium: perl-Archive-Tar

Issue Overview: 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...

Medium: curl

Issue Overview: Double-free vulnerability in the FTP-kerberos code in cURL 7.52.0 to 7.65.3.CVE-2019-5481 Heap buffer overflow in the TFTP protocol handler in cURL 7.19.4 to 7.65.3.CVE-2019-5482 Affected Packages: curl Note: This advisory is applicable to Amazon Linux 2 AL2 Core repository. Visit...

Medium: libtiff

Issue Overview: Buffer overflow in the readextension function in gif2tiff.c in LibTIFF 4.0.6 allows remote attackers to cause a denial of service application crash via a crafted GIF file.CVE-2016-3186 An integer overflow has been discovered in libtiff in TIFFSetupStrips:tifwrite.c, which could le...

Important: thunderbird

Issue Overview: Encrypted S/MIME parts in a crafted multipart/alternative message can leak plaintext when included in a a HTML reply/forward. This vulnerability affects Thunderbird element due to an error in how same-origin policy is applied to cached image content. The resulting same-origin poli...

Low: mod_http2

Issue Overview: A vulnerability was found in Apache HTTP Server 2.4. Using fuzzed network input, the http/2 request handling could be made to access freed memory in string comparison when determining the method of a request and thus process the request incorrectly. CVE-2019-0196 Affected Packages...

Medium: kernel

Issue Overview: 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. CVE-2019-1125 Affected Packages: kernel Note: This advisory is applicable to Amazon Linux 2...

Critical: thunderbird

Issue Overview: When proxy auto-detection is enabled, if a web server serves a Proxy Auto-Configuration PAC file or if a PAC file is loaded locally, this PAC file can specify that requests to the localhost are to be sent through the proxy to another server. This behavior is disallowed by default...

Important: perl

Issue Overview: Perl has a buffer overflow via a crafted regular expression that triggers invalid write operations.CVE-2018-18311 Affected Packages: perl Note: This advisory is applicable to Amazon Linux 2 AL2 Core repository. Visit this FAQ section for the difference between AL2 Core and AL2...

Low: setup

Issue Overview: Setup in Amazon Linux 2 added /sbin/nologin and /usr/sbin/nologin to /etc/shells. This violates security assumptions made by pamshells and some daemons which allow access based on a user's shell being listed in /etc/shells. Under some circumstances, users which had their shell...

Important: git

Issue Overview: Git before 2.14.5, allows remote code execution during processing of a recursive "git clone" of a superproject if a .gitmodules file has a URL field beginning with a '-' character.CVE-2018-17456 Affected Packages: git Note: This advisory is applicable to Amazon Linux 2 AL2 Core...

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...

Important: 389-ds-base

Issue Overview: Authentication bypass due to lack of size check in slapictmemcmp function in chmalloc.c: It was found that 389-ds-base did not always handle internal hash comparison operations correctly during the authentication process. A remote, unauthenticated attacker could potentially use th...

Low: wget

Issue Overview: CRLF injection in the urlparse function in url.c A CRLF injection flaw was found in the way wget handled URLs. A remote attacker could use this flaw to inject arbitrary HTTP headers in requests, via CRLF sequences in the host sub-component of a URL, by tricking a user running wget...

Medium: collectd

Issue Overview: Infinite loop due to incorrect interaction of parsepacket and parsepartsignsha256 functions: Collectd contains an infinite loop due to how the parsepacket and parsepartsignsha256 functions interact. If an instance of collectd is configured with "SecurityLevel None" and with empty...

Medium: ntp

Issue Overview: Denial of Service via Malformed Config: A vulnerability was discovered in the NTP server's parsing of configuration directives. A remote, authenticated attacker could cause ntpd to crash by sending a crafted message.CVE-2017-6464 Potential Overflows in ctlput functions: A...

Medium: subversion, mod_dav_svn

Issue Overview: It was discovered that Subversion's moddontdothat module and Subversion clients using https:// are vulnerable to a denial-of-service attack caused by exponential XML entity expansion. An authenticated remote attacker can cause denial-of-service conditions on the server using...