Amazon Linux 2 : dhcp (ALAS-2021-1654)

The version of dhcp installed on the remote host is prior to 4.2.5-77. It is, therefore, affected by a vulnerability as referenced in the ALAS2-2021-1654 advisory. A flaw was found in the Dynamic Host Configuration Protocol DHCP. There is a discrepancy between the code that handles encapsulated...

Amazon Linux 2 : glib2 (ALAS-2021-1655)

The version of glib2 installed on the remote host is prior to 2.56.1-9. It is, therefore, affected by a vulnerability as referenced in the ALAS2-2021-1655 advisory. 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-b...

Amazon Linux 2 : microcode_ctl (ALAS-2021-1663)

The version of microcodectl installed on the remote host is prior to 2.1-47. It is, therefore, affected by a vulnerability as referenced in the ALAS2-2021-1663 advisory. A flaw was found in the Intel Advanced Vector Extensions AVX implementation, where a local authenticated attacker with the...

Amazon Linux 2 : bind (ALAS-2021-1651)

The version of bind installed on the remote host is prior to 9.11.4-26.P2. It is, therefore, affected by a vulnerability as referenced in the ALAS2-2021-1651 advisory. Incremental zone transfers IXFR provide a way of transferring changed portions of a zone between servers. An IXFR stream containi...

Amazon Linux 2 : python-urllib3 (ALAS-2021-1668)

The version of python-urllib3 installed on the remote host is prior to 1.25.9-1. It is, therefore, affected by a vulnerability as referenced in the ALAS2-2021-1668 advisory. A flaw was found in python-urllib3. The HTTPConnection.request does not properly validate CRLF sequences in the HTTP reques...

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...

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: 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...

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...

Amazon Linux 2 : golang (ALAS-2021-1657)

The version of golang installed on the remote host is prior to 1.15.12-1. It is, therefore, affected by a vulnerability as referenced in the ALAS2-2021-1657 advisory. A vulnerability was found in net/http of the Go standard library when parsing very large HTTP header values, causing a crash and...

Amazon Linux 2 : libX11 (ALAS-2021-1661)

The version of libX11 installed on the remote host is prior to 1.6.7-3. It is, therefore, affected by a vulnerability as referenced in the ALAS2-2021-1661 advisory. A flaw was found in libX11. An integer overflow leading to a heap-buffer overflow occurs when setuid programs call XIM client...

Amazon Linux 2 : curl (ALAS-2021-1653)

The version of curl installed on the remote host is prior to 7.61.1-12. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2-2021-1653 advisory. It was discovered that libcurl did not remove authentication credentials from URLs when automatically populating the Refere...

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...

Amazon Linux 2 : nss (ALAS-2021-1664)

The version of nss installed on the remote host is prior to 3.53.1-7. It is, therefore, affected by a vulnerability as referenced in the ALAS2-2021-1664 advisory. 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...

Amazon Linux 2 : python-lxml (ALAS-2021-1666)

The version of python-lxml installed on the remote host is prior to 3.2.1-4. It is, therefore, affected by a vulnerability as referenced in the ALAS2-2021-1666 advisory. A Cross-site Scripting XSS vulnerability was found in the python-lxml's clean module. The module's parser did not properly...

Amazon Linux 2 : glibc (ALAS-2021-1656)

The version of glibc installed on the remote host is prior to 2.26-47. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2-2021-1656 advisory. In the GNU C Library aka glibc or libc6 through 2.29, proceednextnode in posix/regexec.c has a heap- based buffer over-read...

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: 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...