Important: postgresql

Issue Overview: A flaw was discovered in postgresql where arbitrary SQL statements can be executed given a suitable SECURITY DEFINER function. An attacker, with EXECUTE permission on the function, can execute arbitrary SQL as the owner of the function. CVE-2019-10208 A flaw was found in postgresq...

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...

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: python3

Issue Overview: A flaw was found in Python. The built-in modules httplib and http.client included in Python 2 and Python 3, respectively do not properly validate CRLF sequences in the HTTP request method, potentially allowing manipulation to the request by injecting additional HTTP headers. The...

Medium: hivex

Issue Overview: A flaw was found in the hivex library. It is caused due to a lack of bounds check within the hivexopen function. An attacker could input a specially crafted Windows Registry hive file which would cause hivex to read memory beyond its normal bounds or cause the program to crash. Th...

Medium: wpa_supplicant

Issue Overview: In p2pcopyclientinfo of p2p.c, there is a possible out of bounds write due to a missing bounds check. This could lead to remote code execution if the target device is performing a Wi-Fi Direct search, with no additional execution privileges needed. User interaction is not needed f...

Medium: libxml2

Issue Overview: GNOME project libxml2 v2.9.10 has a global buffer over-read vulnerability in xmlEncodeEntitiesInternal at libxml2/entities.c. The issue has been fixed in commit 50f06b3e. CVE-2020-24977 There is a flaw in the xml entity encoding functionality of libxml2. An attacker who is able to...

Medium: curl

Issue Overview: It was discovered that libcurl did not remove authentication credentials from URLs when automatically populating the Referer HTTP request header while handling HTTP redirects. This could lead to exposure of the credentials to the server to which requests were redirected...

Important: lasso

Issue Overview: An XML Signature Wrapping XSW vulnerability was found in Lasso. This flaw allows an attacker to modify a valid SAML response to include an unsigned SAML assertion, which may be used to impersonate another valid user recognized by the service using Lasso. The highest threat from th...

Important: slapi-nis

Issue Overview: A flaw was found in slapi-nis. A NULL pointer dereference during the parsing of the Binding DN could allow an unauthenticated attacker to crash the 389-ds-base directory server. The highest threat from this vulnerability is to system availability. CVE-2021-3480 Affected Packages:...

Low: bzip2

Issue Overview: BZ2decompress in decompress.c in bzip2 through 1.0.6 has an out-of-bounds write when there are many selectors. CVE-2019-12900 Affected Packages: bzip2 Note: This advisory is applicable to Amazon Linux 2 AL2 Core repository. Visit this FAQ section for the difference between AL2 Cor...

Medium: python-pip

Issue Overview: A flaw was found in python-urllib3. SSL certificate validation is omitted in some cases involving HTTPS to HTTPS proxies. The initial connection to the HTTPS proxy if an SSLContext isn't given via proxyconfig doesn't verify the hostname of the certificate. This means certificates...

Important: glib2

Issue Overview: An issue was discovered in GNOME GLib before 2.66.6 and 2.67.x before 2.67.3. The function gbytesnew has an integer overflow on 64-bit platforms due to an implicit cast from 64 bits to 32 bits. The overflow could potentially lead to memory corruption. CVE-2021-27219 Affected...

Medium: microcode_ctl

Issue Overview: A flaw was found in the Intel Advanced Vector Extensions AVX implementation, where a local authenticated attacker with the ability to execute AVX instructions can gather the AVX register state from previous AVX executions. This vulnerability allows information disclosure of the AV...

Medium: python

Issue Overview: A flaw was found in Python. The built-in modules httplib and http.client included in Python 2 and Python 3, respectively do not properly validate CRLF sequences in the HTTP request method, potentially allowing manipulation to the request by injecting additional HTTP headers. The...

Important: dhcp

Issue Overview: A flaw was found in the Dynamic Host Configuration Protocol DHCP. There is a discrepancy between the code that handles encapsulated option information in leases transmitted "on the wire" and the code which reads and parses lease information after it has been written to disk storag...

Medium: qemu

Issue Overview: A heap buffer overflow flaw was found in the iSCSI support of QEMU. This flaw could lead to an out-of-bounds read access and possible information disclosure from the QEMU process memory to a malicious guest. The highest threat from this vulnerability is to data confidentiality...

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...

Medium: systemd

Issue Overview: It was discovered that systemd is vulnerable to a state injection attack when deserializing the state of a service. Properties longer than LINEMAX are not correctly parsed and an attacker may abuse this flaw in particularly configured services to inject, change, or corrupt the...

Medium: python-lxml

Issue Overview: A Cross-site Scripting XSS vulnerability was found in the python-lxml's clean module. The module's parser did not properly imitate browsers, causing different behaviors between the sanitizer and the user's page. This flaw allows a remote attacker to run arbitrary HTML/JS code. The...

Medium: python-urllib3

Issue Overview: A flaw was found in python-urllib3. The HTTPConnection.request does not properly validate CRLF sequences in the HTTP request method, potentially allowing manipulation of the request by injecting additional HTTP headers. The highest threat from this vulnerability is to...

Low: samba

Issue Overview: No CVE associated with this advisory 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 update samba or yum update...

Medium: libX11

Issue Overview: A flaw was found in libX11. An integer overflow leading to a heap-buffer overflow occurs when setuid programs call XIM client functions while running with elevated privileges. The highest threat from this vulnerability are to data confidentiality and integrity as well as system...

Important: httpd

Issue Overview: A flaw was found in Apache httpd. The modproxywstunnel module tunnels non-upgraded connections. CVE-2019-17567 Apache HTTP Server versions 2.4.0 to 2.4.46 Unprivileged local users can stop httpd on Windows CVE-2020-13938 A flaw was found In Apache httpd. The modproxy has a NULL...

Important: nginx

Issue Overview: A flaw was found in nginx. An off-by-one error while processing DNS responses allows a network attacker to write a dot character out of bounds in a heap allocated buffer which can allow overwriting the least significant byte of next heap chunk metadata likely leading to a remote...

Medium: ruby

Issue Overview: The JSON gem through 2.2.0 for Ruby, as used in Ruby 2.4 through 2.4.9, 2.5 through 2.5.7, and 2.6 through 2.6.5, has an Unsafe Object Creation Vulnerability. This is quite similar to CVE-2013-0269, but does not rely on poor garbage-collection behavior within Ruby. Specifically, u...

Important: bind

Issue Overview: A flaw was found in bind. The way DNAME records are processed may trigger the same RRset to the ANSWER section to be added more than once which causes an assertion check to fail. The highest threat from this flaw is to system availability. CVE-2021-25215 Affected Packages: bind...

Medium: python3

Issue Overview: The package python/cpython is vulnerable to Web Cache Poisoning via urllib.parse.parseqsl and urllib.parse.parseqs by using a vector called parameter cloaking. When the attacker can separate query parameters using a semicolon ;, they can cause a difference in the interpretation of...

Important: xstream

Issue Overview: XStream is a Java library to serialize objects to XML and back again. In XStream before version 1.4.16, there is vulnerability which may allow a remote attacker to allocate 100% CPU time on the target system depending on CPU type or parallel execution of such a payload resulting i...

Medium: kernel

Issue Overview: An issue was discovered in the Linux kernel related to mm/gup.c and mm/hugememory.c. The getuserpages aka gup implementation, when used for a copy-on-write page, does not properly consider the semantics of read operations and therefore can grant unintended read access...

Low: lldpad

Issue Overview: lldptool can print a raw, unsanitized attacker controlled buffer when mngAddr information is displayed. This may allow an attacker to inject shell control characters into the buffer and impact the behavior of the terminal. CVE-2018-10932 Affected Packages: lldpad Note: This adviso...

Important: thunderbird

Issue Overview: Further techniques that built on the slipstream research combined with a malicious webpage could have exposed both an internal network's hosts as well as services running on the user's local machine. This vulnerability affects Firefox 85 CVE-2021-23991 CVE-2021-23992 CVE-2021-2396...

Medium: python-pip

Issue Overview: The pip package before 19.2 for Python allows Directory Traversal when a URL is given in an install command, because a Content-Disposition header can have ../ in a filename, as demonstrated by overwriting the /root/.ssh/authorizedkeys file. This occurs in downloadhttpurl in...

Medium: openldap

Issue Overview: A NULL pointer dereference flaw was found in the OpenLDAP server, during a request for renaming RDNs. This flaw allows a remote, unauthenticated attacker to crash the slapd process by sending a specially crafted request, causing a denial of service. The highest threat from this...

Medium: spamassassin

Issue Overview: A flaw was found in spamassassin. Malicious rule configuration .cf files can be configured to run system commands without any output or errors allowing exploits to be injected in a number of scenarios. The highest threat from this vulnerability is to data confidentiality and...

Low: python34

Issue Overview: The package python/cpython is vulnerable to Web Cache Poisoning via urllib.parse.parseqsl and urllib.parse.parseqs by using a vector called parameter cloaking. When the attacker can separate query parameters using a semicolon ;, they can cause a difference in the interpretation of...

Low: ruby24

Issue Overview: RDoc before version 6.3.1 used to call Kernelopen to open a local file. If a Ruby project has a file whose name starts with "|" and ends with "tags", the command following the pipe character is executed. A malicious Ruby project could exploit it to run an arbitrary command executi...

Low: ruby20

Issue Overview: RDoc before version 6.3.1 used to call Kernelopen to open a local file. If a Ruby project has a file whose name starts with "|" and ends with "tags", the command following the pipe character is executed. A malicious Ruby project could exploit it to run an arbitrary command executi...

Low: kernel

Issue Overview: kernel: refcount leak in llcpsockbind CVE-2020-25670 kernel: refcount leak in llcpsockconnect CVE-2020-25671 kernel: memory leak in llcpsockconnect CVE-2020-25672 An issue was discovered in the Linux kernel related to mm/gup.c and mm/hugememory.c. The getuserpages aka gup...

Important: systemd

Issue Overview: It was discovered that systemd is vulnerable to a state injection attack when deserializing the state of a service. Properties longer than LINEMAX are not correctly parsed and an attacker may abuse this flaw in particularly configured services to inject, change, or corrupt the...

Important: runc

Issue Overview: The runc package is vulnerable to a symlink exchange attack whereby an attacker can request a seemingly innocuous container configuration that results in the host filesystem being bind-mounted into the container. The highest threat from this vulnerability is to data confidentialit...

Important: xorg-x11-server

Issue Overview: A flaw was found in xorg-x11-server. An interger underflow can occur in xserver which can lead to a local privilege escalation. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability. CVE-2021-3472 Affected Packages:...

Medium: python36

Issue Overview: The package python/cpython is vulnerable to Web Cache Poisoning via urllib.parse.parseqsl and urllib.parse.parseqs by using a vector called parameter cloaking. When the attacker can separate query parameters using a semicolon ;, they can cause a difference in the interpretation of...

Medium: ruby24

Issue Overview: The REXML gem before 3.2.5 in Ruby before 2.6.7, 2.7.x before 2.7.3, and 3.x before 3.0.1 does not properly address XML round-trip issues. An incorrect document can be produced after parsing and serializing. CVE-2021-28965 Affected Packages: ruby24 Issue Correction: Run yum update...

Medium: busybox

Issue Overview: decompressgunzip.c in BusyBox through 1.32.1 mishandles the error bit on the huftbuild result pointer, with a resultant invalid free or segmentation fault, via malformed gzip data. CVE-2021-28831 Affected Packages: busybox Issue Correction: Run yum update busybox or yum update...

Important: exim

Issue Overview: Prior versions of Exim 4 have Improper Neutralization of Line Delimiters. Local users can alter the behavior of root processes because a recipient address can have a newline character. CVE-2020-28015 Prior versions of Exim 4 allowed Integer Overflow to Buffer Overflow in...

Medium: python35

Issue Overview: The package python/cpython is vulnerable to Web Cache Poisoning via urllib.parse.parseqsl and urllib.parse.parseqs by using a vector called parameter cloaking. When the attacker can separate query parameters using a semicolon ;, they can cause a difference in the interpretation of...

Low: kernel-livepatch-4.14.219-161.340

Issue Overview: A low severity issue was found in the Nitro Enclaves Linux kernel driver that could lead to local privilege escalation. The issue does not break the isolation or security of what is running inside the enclave as the Nitro Enclave's security model already excludes the instance...

Important: xorg-x11-server

Issue Overview: A flaw was found in xorg-x11-server. An interger underflow can occur in xserver which can lead to a local privilege escalation. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability. CVE-2021-3472 Affected Packages:...

Low: kernel-livepatch-4.14.225-168.357

Issue Overview: A low severity issue was found in the Nitro Enclaves Linux kernel driver that could lead to local privilege escalation. The issue does not break the isolation or security of what is running inside the enclave as the Nitro Enclave's security model already excludes the instance...