Medium: httpd24

Issue Overview: apfindtoken buffer overread: A buffer over-read flaw was found in the httpd's apfindtoken function. A remote attacker could use this flaw to cause httpd child process to crash via a specially crafted HTTP request. CVE-2017-7668 Apache HTTP Request Parsing Whitespace Defects: It wa...

Important: bind

Issue Overview: A denial of service flaw was found in the way BIND handled a query response containing CNAME or DNAME resource records in an unusual order. A remote attacker could use this flaw to make named exit unexpectedly with an assertion failure via a specially crafted DNS response...

Medium: php56

Issue Overview: The following security-related issues were resolved: Out-of-bounds read in imagescale CVE-2013-7456 Integer underflow causing arbitrary null write in fread/gzread CVE-2016-5096 Integer overflow in phphtmlentities CVE-2016-5094 Integer overflow in phpfilterfullspecialchars...

Important: squid

Issue Overview: A flaw was found in the way Squid handled malformed HTTP Range headers. A remote attacker able to send HTTP requests to the Squid proxy could use this flaw to crash Squid. CVE-2014-3609 A buffer overflow flaw was found in Squid's DNS lookup module. A remote attacker able to send...

Medium: cri-tools

Issue Overview: 2023-10-11: The severity level was changed from Important to Medium. Extremely large RSA keys in certificate chains can cause a client/server to expend significant CPU time verifying signatures. With fix, the size of RSA keys transmitted during handshakes is restricted to = 8192...

Important: samba

Issue Overview: Netlogon RPC Elevation of Privilege Vulnerability. CVE-2022-38023 Affected Packages: samba 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 updat...

Medium: openssl

Issue Overview: A flaw was found in OpenSSL. The issue in CVE-2022-1292 did not find other places in the crehash script where it possibly passed the file names of certificates being hashed to a command executed through the shell. Some operating systems distribute this script in a manner where it ...

Important: kernel

Issue Overview: A buffer overflow flaw was found in the Linux kernel's NFC protocol functionality. This flaw allows a local user to crash or escalate their privileges on the system. CVE-2022-26490 A heap buffer overflow flaw was found in IPsec ESP transformation code in net/ipv4/esp4.c and...

Medium: openssl11

Issue Overview: Calls to EVPCipherUpdate, EVPEncryptUpdate and EVPDecryptUpdate may overflow the output length argument in some cases where the input length is close to the maximum permissible length for an integer on the platform. In such cases the return value from the function call will be 1...

Important: qemu

Issue Overview: ipreass in ipinput.c in libslirp 4.0.0 has a heap-based buffer overflow via a large packet because it mishandles a case involving the first fragment. CVE-2019-14378 Affected Packages: qemu Note: This advisory is applicable to Amazon Linux 2 AL2 Core repository. Visit this FAQ...

Medium: bind

Issue Overview: To provide fine-grained controls over the ability to use Dynamic DNS DDNS to update records in a zone, BIND 9 provides a feature called update-policy. Various rules can be configured to limit the types of updates that can be performed by a client, depending on the key used when...

Medium: kernel

Issue Overview: The xenbiovecphysmergeable function in drivers/xen/biomerge.c in Xen might allow local OS guest users to corrupt block device data streams and consequently obtain sensitive memory information, cause a denial of service, or gain host OS privileges by leveraging incorrect block IO...

Important: tomcat7

Issue Overview: Security constrained bypass in error page mechanism: A vulnerability was discovered in the error page mechanism in Tomcat's DefaultServlet implementation. A crafted HTTP request could cause undesired side effects, possibly including the removal or replacement of the custom error...

Medium: tomcat6, tomcat7, tomcat8

Issue Overview: Tomcat's CGI support used the value of the Proxy header from HTTP requests to initialize the HTTPPROXY environment variable for CGI scripts, which in turn was incorrectly used by certain HTTP client implementations to configure the proxy for outgoing HTTP requests. A remote attack...

Medium: kernel

Issue Overview: An integer overflow vulnerability was found in xtalloctableinfo, which on 32-bit systems can lead to small structure allocation and a copyfromuser based heap corruption. CVE-2016-3135 In the marksourcechains function net/ipv4/netfilter/iptables.c it is possible for a user-supplied...

Low: php54

Issue Overview: A NULL pointer dereference flaw was found in the XSLTProcessor class in PHP. An attacker could use this flaw to cause a PHP application to crash if it performed Extensible Stylesheet Language XSL transformations using untrusted XSLT files and allowed the use of PHP functions to be...

Important: golang

Issue Overview: When using LookupCNAME with the cgo DNS resolver, a very long CNAME response can trigger a double-free of C memory and a crash. CVE-2026-33811 When processing HTTP/2 SETTINGS frames, transport will enter an infinite loop of writing CONTINUATION frames if it receives a...

Important: python

Issue Overview: An XML External Entity XXE issue was discovered in Python through 3.9.1. The plistlib module no longer accepts entity declarations in XML plist files to avoid XML vulnerabilities. CVE-2022-48565 Affected Packages: python Note: This advisory is applicable to Amazon Linux 2 AL2 Core...

Medium: kernel

Issue Overview: A use-after-free flaw was found in the debugfsremove function in the Linux kernel. The flaw could allow a local attacker with special user or root privilege to crash the system at the time of file or directory removal. This vulnerability can lead to a kernel information leak. The...

Important: icu

Issue Overview: An issue was discovered in International Components for Unicode ICU for C/C++ through 66.1. An integer overflow, leading to a heap-based buffer overflow, exists in the UnicodeString::doAppend function in common/unistr.cpp. CVE-2020-10531 Affected Packages: icu Note: This advisory ...

Low: nvidia

Issue Overview: NVIDIA graphics driver contains a vulnerability that may allow access to application data processed on the GPU through a side channel exposed by the GPU performance counters. Local user access is required. This is not a network or remote attack vector. CVE-2018-6260 Affected...

Critical: java-1.7.0-openjdk

Issue Overview: It was discovered that the Security component of OpenJDK could fail to properly enforce restrictions defined for processing of X.509 certificate chains. A remote attacker could possibly use this flaw to make Java accept certificate using one of the disabled algorithms...

Medium: file

Issue Overview: An out-of-bounds read flaw was found in the way the File Information fileinfo extension parsed Executable and Linkable Format ELF files. A remote attacker could use this flaw to crash a PHP application using fileinfo via a specially crafted ELF file. Affected Packages: file Issue...

Important: openssl

Issue Overview: It was found that OpenSSL clients and servers could be forced, via a specially crafted handshake packet, to use weak keying material for communication. A man-in-the-middle attacker could use this flaw to decrypt and modify traffic between a client and a server. CVE-2014-0224 Note:...

Medium: kernel

Issue Overview: The btsockrecvmsg function in net/bluetooth/afbluetooth.c in the Linux kernel before 3.9-rc7 does not properly initialize a certain length variable, which allows local users to obtain sensitive information from kernel stack memory via a crafted recvmsg or recvfrom system call. The...

Important: java-1.7.0-openjdk

Issue Overview: Multiple improper permission check issues were discovered in the AWT, CORBA, JMX, Libraries, and Beans components in OpenJDK. An untrusted Java application or applet could use these flaws to bypass Java sandbox restrictions. CVE-2013-0442, CVE-2013-0445, CVE-2013-0441,...

Medium: openssl

Issue Overview: Issue summary: Generating excessively long X9.42 DH keys or checking excessively long X9.42 DH keys or parameters may be very slow. Impact summary: Applications that use the functions DHgeneratekey to generate an X9.42 DH key may experience long delays. Likewise, applications that...

Important: nginx

Issue Overview: The HTTP/2 protocol allows a denial of service server resource consumption because request cancellation can reset many streams quickly, as exploited in the wild in August through October 2023. CVE-2023-44487 Affected Packages: nginx Issue Correction: Run yum update nginx or yum...

Medium: amazon-cloudwatch-agent

Issue Overview: 2023-10-11: The severity level was changed from Important to Medium. Extremely large RSA keys in certificate chains can cause a client/server to expend significant CPU time verifying signatures. With fix, the size of RSA keys transmitted during handshakes is restricted to = 8192...

Important: rclone

Issue Overview: http2/hpack: avoid quadratic complexity in hpack decoding CVE-2022-41723 Affected Packages: rclone 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 y...

Medium: libssh2

Issue Overview: An out of bounds read flaw was discovered in libssh2 before 1.8.1 in the libssh2packetrequire and libssh2packetrequirev functions. A remote attacker who compromises a SSH server may be able to cause a Denial of Service or read data in the client memory. CVE-2019-3859 An out of...

Important: bind

Issue Overview: A cache poisoning vulnerability was found in BIND when using forwarders. Bogus NS records supplied by the forwarders may be cached and used by name if it needs to recurse for any reason. This issue causes it to obtain and pass on potentially incorrect answers. This flaw allows a...

Medium: expat

Issue Overview: expat libexpat is susceptible to a software flaw that causes process interruption. When processing a large number of prefixed XML attributes on a single tag can libexpat can terminate unexpectedly due to integer overflow. The highest threat from this vulnerability is to...

Medium: vim

Issue Overview: It was found that vim was vulnerable to use-after-free flaw in the way it was treating allocated lines in user functions. A specially crafted file could crash the vim process or possibly lead to other undefined behaviors. CVE-2022-0156 It was found that vim was vulnerable to a 1...

Important: nghttp2

Issue Overview: In nghttp2 before version 1.41.0, the overly large HTTP/2 SETTINGS frame payload causes denial of service. The proof of concept attack involves a malicious client constructing a SETTINGS frame with a length of 14,400 bytes 2400 individual settings entries over and over again. The...

Low: elfutils

Issue Overview: An out-of-bounds read was discovered in elfutils in the way it reads DWARF address ranges information. Function dwarfgetaranges in dwarfgetaranges.c does not properly check whether it reads beyond the limits of the ELF section. An attacker could use this flaw to cause a denial of...

Important: ruby20, ruby21, ruby24

Issue Overview: 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...

Medium: kernel

Issue Overview: Incorrect updates of uninstantiated keys crash the kernel A vulnerability was found in the key management subsystem of the Linux kernel. An update on an uninstantiated key could cause a kernel panic, leading to denial of service DoS. CVE-2017-15299 Memory leak when merging buffers...

Critical: dnsmasq

Issue Overview: Information leak in the DHCPv6 relay code An information leak was found in dnsmasq in the DHCPv6 relay code. An attacker on the local network could send crafted DHCPv6 packets to dnsmasq causing it to forward the contents of process memory, potentially leaking sensitive data...

Important: amazon-ecr-credential-helper

Issue Overview: When using LookupCNAME with the cgo DNS resolver, a very long CNAME response can trigger a double-free of C memory and a crash. CVE-2026-33811 When processing HTTP/2 SETTINGS frames, transport will enter an infinite loop of writing CONTINUATION frames if it receives a...

Important: bind

Issue Overview: Certain DNSSEC aspects of the DNS protocol in RFC 4035 and related RFCs allow remote attackers to cause a denial of service CPU consumption via one or more DNSSEC responses when there is a zone with many DNSKEY and RRSIG records, aka the "KeyTrap" issue. The protocol specification...

Low: openssl11

Issue Overview: Processing a maliciously formatted PKCS12 file may lead OpenSSL to crash leading to a potential Denial of Service attack The package openssl098e is provided purely for binary compatibility with older Amazon Linux versions. It does not receive security updates. CVE-2024-0727 Affect...

Important: amazon-ssm-agent

Issue Overview: The x/crypto/ssh package before 0.0.0-20211202192323-5770296d904e of golang.org/x/crypto allows an attacker to panic an SSH server. CVE-2021-43565 http2/hpack: avoid quadratic complexity in hpack decoding CVE-2022-41723 Templates did not properly consider backticks as Javascript...

Important: golang

Issue Overview: Line directives "//line" can be used to bypass the restrictions on "//go:cgo" directives, allowing blocked linker and compiler flags to be passed during compilation. This can result in unexpected execution of arbitrary code when running "go build". The line directive requires the...

Important: kernel

Issue Overview: 2023-06-29: CVE-2023-33203 was added to this advisory. 2023-06-07: CVE-2023-1838 was added to this advisory. The Linux kernel before 6.2.9 has a race condition and resultant use-after-free in drivers/net/ethernet/qualcomm/emac/emac.c if a physically proximate attacker unplugs an...

Important: tomcat8

Issue Overview: The simplified implementation of blocking reads and writes introduced in Tomcat 10 and back-ported to Tomcat 9.0.47 onwards exposed a long standing but extremely hard to trigger concurrency bug in Apache Tomcat 10.1.0 to 10.1.0-M12, 10.0.0-M1 to 10.0.18, 9.0.0-M1 to 9.0.60 and 8.5...

Medium: golang

Issue Overview: A vulnerability was found in net/http of the Go standard library when parsing very large HTTP header values, causing a crash and subsequent denial of service. This vulnerability affects both clients and servers written in Go, however servers are only vulnerable if the default 1 MB...

Medium: glibc

Issue Overview: In the GNU C Library aka glibc or libc6 through 2.29, proceednextnode in posix/regexec.c has a heap-based buffer over-read via an attempted case-insensitive regular-expression match. CVE-2019-9169 A flaw was found in glibc. If an attacker provides the iconv function with invalid...

Important: nss, nss-softokn, nss-util, nspr

Issue Overview: A heap-based buffer overflow was found in the NSCEncryptUpdate function in Mozilla nss. A remote attacker could trigger this flaw via SRTP encrypt or decrypt operations, to execute arbitrary code with the permissions of the user running the application compiled with nss. While the...

Important: java-1.8.0-openjdk

Issue Overview: Vulnerability in the Java SE, Java SE Embedded product of Oracle Java SE component: Networking. Supported versions that are affected are Java SE: 7u241, 8u231, 11.0.5 and 13.0.1; Java SE Embedded: 8u231. Difficult to exploit vulnerability allows unauthenticated attacker with netwo...