Medium: httpd24

Issue Overview: A flaw was found in Apache httpd. The modproxywstunnel module tunnels non-upgraded connections. CVE-2019-17567 A flaw was found in HTTPd. In some Apache HTTP Server versions, unprivileged local users can stop HTTPd on Windows. The highest threat from this vulnerability is to syste...

Medium: rpm

Issue Overview: A flaw was found in RPM's signature check functionality when reading a package file. This flaw allows an attacker who can convince a victim to install a seemingly verifiable package, whose signature header was modified, to cause RPM database corruption and execute code. The highes...

Medium: nspr, nss-softokn, nss-util

Issue Overview: When importing a curve25519 private key in PKCS8format with leading 0x00 bytes, it is possible to trigger an out-of-bounds read in the Network Security Services NSS library. This could lead to information disclosure. This vulnerability affects Firefox ESR 60.8, Firefox 68, and...

Medium: glibc

Issue Overview: A vulnerability was discovered in glibc where the LDPREFERMAP32BITEXEC environment variable is not ignored when running binaries with the setuid flag on x8664 architectures. This allows an attacker to force system to utilize only half of the memory making the system think the...

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: kernel

Issue Overview: A denial-of-service DoS flaw was identified in the Linux kernel due to an incorrect memory barrier in xtreplacetable in net/netfilter/xtables.c in the netfilter subsystem. CVE-2021-29650 A flaw was found in kernel/bpf/verifier.c in BPF in the Linux kernel. An incorrect limit is...

Important: kernel-livepatch-4.14.225-169.362

Issue Overview: A use-after-free flaw was found in hcisendacl in the bluetooth host controller interface HCI in Linux kernel, where a local attacker with an access rights could cause a denial of service problem on the system The issue results from the object hchan, freed in...

Important: kernel-livepatch-4.14.231-173.361

Issue Overview: A use-after-free flaw was found in hcisendacl in the bluetooth host controller interface HCI in Linux kernel, where a local attacker with an access rights could cause a denial of service problem on the system The issue results from the object hchan, freed in...

Important: kernel-livepatch-4.14.231-173.360

Issue Overview: A use-after-free flaw was found in hcisendacl in the bluetooth host controller interface HCI in Linux kernel, where a local attacker with an access rights could cause a denial of service problem on the system The issue results from the object hchan, freed in...

Important: kernel-livepatch-4.14.225-168.357

Issue Overview: A use-after-free flaw was found in hcisendacl in the bluetooth host controller interface HCI in Linux kernel, where a local attacker with an access rights could cause a denial of service problem on the system The issue results from the object hchan, freed in...

Important: gupnp

Issue Overview: A flaw was found in gupnp. DNS rebinding can occur when a victim's browser is used by a remote web server to trigger actions against local UPnP services including data exfiltration, data tempering, and other exploits. The highest threat from this vulnerability is to data...

Medium: transfig

Issue Overview: An Out of Bounds flaw was found in fig2dev utility within transfig. An attacker could use this flaw and provide a crafted input to readobjects probably resulting in a crash or in some cases memory corruption. The highest threat from this vulnerability is to integrity as well as...

Important: thunderbird

Issue Overview: OpenPGP secret keys that were imported using Thunderbird version 78.8.1 up to version 78.10.1 were stored unencrypted on the user's local disk. The master password protection was inactive for those keys. Version 78.10.2 will restore the protection mechanism for newly imported keys...

Medium: samba

Issue Overview: A flaw was found in samba. The Samba smbd file server must map Windows group identities SIDs into unix group ids gids. The code that performs this had a flaw that could allow it to read data beyond the end of the array in the case where a negative cache entry had been added to the...

Important: mod_http2

Issue Overview: A null pointer de-reference was found in the way httpd handled specially crafted HTTP/2 request. A remote attacker could use this flaw to crash the httpd child process, causing temporary denial of service. CVE-2021-31618 Affected Packages: modhttp2 Note: This advisory is applicabl...

Medium: kernel

Issue Overview: A flaw was found in kernel/bpf/verifier.c in BPF in the Linux kernel. An incorrect limit is enforced for pointer arithmetic operations which can be abused to perform out-of-bounds reads and writes in kernel memory, leading to local privilege escalation. The highest threat from thi...

Medium: libxml2

Issue Overview: There's a flaw in libxml2's xmllint. An attacker who is able to submit a crafted file to be processed by xmllint could trigger a use-after-free. The greatest impact of this flaw is to confidentiality, integrity, and availability. CVE-2021-3516 There's a flaw in libxml2. An attacke...

Important: qt5-qtimageformats

Issue Overview: A flaw was found in libwebp. A heap-based buffer overflow was found in PutLE16. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability. CVE-2018-25011 A flaw was found in libwebp in versions before 1.0.1. An unitialized...

Medium: httpd

Issue Overview: A flaw was found in Apache httpd. The modproxywstunnel module tunnels non-upgraded connections. CVE-2019-17567 A flaw was found in HTTPd. In some Apache HTTP Server versions, unprivileged local users can stop HTTPd on Windows. The highest threat from this vulnerability is to syste...

Important: libwebp

Issue Overview: A flaw was found in libwebp. A heap-based buffer overflow was found in PutLE16. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability. CVE-2018-25011 A flaw was found in libwebp in versions before 1.0.1. A heap-based...

Medium: unbound

Issue Overview: A flaw was found in unbound. An integer overflow in regionalalloc function may lead to a buffer overflow of the allocated buffer if the size can be controlled by an attacker and can be big enough. The highest threat from this vulnerability is to data confidentiality and integrity ...

Important: httpd

Issue Overview: A null pointer de-reference was found in the way httpd handled specially crafted HTTP/2 request. A remote attacker could use this flaw to crash the httpd child process, causing temporary denial of service. CVE-2021-31618 Affected Packages: httpd Note: This advisory is applicable t...

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:...

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...

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: 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: 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...

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: bind

Issue Overview: Incremental zone transfers IXFR provide a way of transferring changed portions of a zone between servers. An IXFR stream containing SOA records with an owner name other than the transferred zone's apex may cause the receiving named server to inadvertently remove the SOA record for...

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...

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: 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...

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: 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: 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...

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: 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: 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...

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: 389-ds-base

Issue Overview: When binding against a DN during authentication, the reply from 389-ds-base will be different whether the DN exists or not. This can be used by an unauthenticated attacker to check the existence of an entry in the LDAP database. CVE-2020-35518 Affected Packages: 389-ds-base Note:...

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: 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...

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...

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...

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...

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...