Medium: expat

Issue Overview: It was discovered that the "setElementTypePrefix" function incorrectly extracted XML namespace prefixes. By tricking an application into processing a specially crafted XML file, an attacker could cause unusually high consumption of memory resources and possibly lead to a denial of...

Medium: libtiff

Issue Overview: TIFFCheckMalloc and TIFFCheckRealloc in tifaux.c in LibTIFF through 4.0.10 mishandle Integer Overflow checks because they rely on compiler behavior that is undefined by the applicable C standards. This can, for example, lead to an application crash. CVE-2019-14973 tifgetimage.c in...

Low: mod_auth_openidc

Issue Overview: An open redirect flaw was discovered in modauthopenidc, where it handles logout redirection. The module does not correctly validate the URL, allowing a URL with leading slashes to bypass the protection checks. A victim user may be tricked into visiting a trusted vulnerable web sit...

Amazon Linux 2 : avahi (ALAS-2020-1502)

The version of avahi installed on the remote host is prior to 0.6.31-20. It is, therefore, affected by a vulnerability as referenced in the ALAS2-2020-1502 advisory. avahi-daemon in Avahi through 0.6.32 and 0.7 inadvertently responds to IPv6 unicast queries with source addresses that are not...

Amazon Linux 2 : dnsmasq (ALAS-2020-1507)

The version of dnsmasq installed on the remote host is prior to 2.76-16. It is, therefore, affected by a vulnerability as referenced in the ALAS2-2020-1507 advisory. A flaw was found in the Dnsmasq application where a remote attacker can trigger a memory leak by sending specially crafted DHCP...

Amazon Linux 2 : libguestfs-winsupport (ALAS-2020-1522)

The version of libguestfs-winsupport installed on the remote host is prior to 7.2-3. It is, therefore, affected by a vulnerability as referenced in the ALAS2-2020-1522 advisory. An integer underflow issue exists in ntfs-3g 2017.3.23. A local attacker could potentially exploit this by running...

Amazon Linux 2 : libsrtp (ALAS-2020-1530)

The version of libsrtp installed on the remote host is prior to 1.4.4-11.20101004cvs. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2-2020-1530 advisory. Buffer overflow in srtp.c in libsrtp in srtp 1.4.5 and earlier allows remote attackers to cause a denial of...

Amazon Linux 2 : spamassassin (ALAS-2020-1545)

The version of spamassassin installed on the remote host is prior to 3.4.0-6. It is, therefore, affected by a vulnerability as referenced in the ALAS2-2020-1545 advisory. In Apache SpamAssassin before 3.4.3, a message can be crafted in a way to use excessive resources. Upgrading to SA 3.4.3 as so...

Amazon Linux 2 : kernel (ALAS-2020-1495)

The version of kernel installed on the remote host is prior to 4.14.198-152.320. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2-2020-1495 advisory. In the Linux kernel 5.0.21 and 5.3.11, mounting a crafted btrfs filesystem image, performing some operations, and...

Amazon Linux 2 : thunderbird (ALAS-2020-1496)

The version of thunderbird installed on the remote host is prior to 68.12.0-1. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2-2020-1496 advisory. By holding a reference to the eval function from an about:blank window, a malicious webpage could have gained access...

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...

Amazon Linux 2 : mod_http2 (ALAS-2020-1493)

The version of modhttp2 installed on the remote host is prior to 1.15.14-2. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2-2020-1493 advisory. Apache HTTP Server versions 2.4.20 to 2.4.43. A specially crafted value for the 'Cache-Digest' header in a HTTP/2 reque...

Amazon Linux 2 : dovecot (ALAS-2020-1489)

The version of dovecot installed on the remote host is prior to 2.2.36-6. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2-2020-1489 advisory. In Dovecot before 2.3.11.3, sending a specially formatted RPA request will crash the auth service because a length of zer...

Amazon Linux 2 : lua53 (ALAS-2020-1492)

The version of lua53 installed on the remote host is prior to 5.3.5-7. It is, therefore, affected by a vulnerability as referenced in the ALAS2-2020-1492 advisory. ldebug.c in Lua 5.4.0 allows a negation overflow and segmentation fault in getlocal and setlocal, as demonstrated by getlocal3,2^31...

Important: kernel-livepatch-4.14.192-147.314

Issue Overview: An issue has been reported in the Linux kernel's handling of raw sockets. This issue can be used locally to cause denial of service or local privilege escalation from unprivileged processes or from containers with the CAPNETRAW capability enabled. See Also:...

Amazon Linux 2 : kernel (ALAS-2020-1488)

The version of kernel installed on the remote host is prior to 4.14.193-149.317. It is, therefore, affected by a vulnerability as referenced in the ALAS2-2020-1488 advisory. An issue has been reported in the Linux kernel's handling of raw sockets. This issue can be used locally to cause denial of...

Amazon Linux 2 : squid (ALAS-2020-1486)

The version of squid installed on the remote host is prior to 3.5.20-15. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2-2020-1486 advisory. An issue was discovered in Squid before 4.10. It allows a crafted FTP server to trigger disclosure of sensitive informatio...

Amazon Linux 2 : qemu (ALAS-2020-1485)

The version of qemu installed on the remote host is prior to 3.1.0-8. It is, therefore, affected by a vulnerability as referenced in the ALAS2-2020-1485 advisory. A use after free vulnerability in ipreass in ipinput.c of libslirp 4.2.0 and prior releases allows crafted packets to cause a denial o...

Amazon Linux 2 : thunderbird (ALAS-2020-1487)

The version of thunderbird installed on the remote host is prior to 68.11.0-1. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2-2020-1487 advisory. Use after free in ANGLE in Google Chrome prior to 81.0.4044.122 allowed a remote attacker to potentially exploit hea...

Amazon Linux 2 : postgresql-jdbc (ALAS-2020-1482)

The version of postgresql-jdbc installed on the remote host is prior to 9.2.1002-8. It is, therefore, affected by a vulnerability as referenced in the ALAS2-2020-1482 advisory. PostgreSQL JDBC Driver aka PgJDBC before 42.2.13 allows XXE. A flaw was found in PostgreSQL JDBC in versions prior to...