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Azure Linux

13,277 known vulnerabilities.

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  • Medium 6.6

    CoreDNS gRPC/HTTPS/HTTP3 servers lack resource limits, enabling DoS via unbounded connections and oversized messages

    CoreDNS is a DNS server that chains plugins. Prior to version 1.14.0, multiple CoreDNS server implementations (gRPC, HTTPS, and HTTP/3) lack critical resource-limiting controls. An unauthenticated remote attacker can exhaust memory and degrade or crash the se…

  • Medium 5.3

    bearer token leak on cross-protocol redirect

    When an OAuth2 bearer token is used for an HTTP(S) transfer, and that transfer performs a cross-protocol redirect to a second URL that uses an IMAP, LDAP, POP3 or SMTP scheme, curl might wrongly pass on the bearer token to the new target host.

  • Medium 6.3

    broken TLS options for threaded LDAPS

    When doing multi-threaded LDAPS transfers (LDAP over TLS) with libcurl, changing TLS options in one thread would inadvertently change them globally and therefore possibly also affect other concurrently setup transfers. Disabling certificate verification for a…

  • Medium 4.6

    zlib <= 1.3.1.2 untgz Global Buffer Overflow in TGZfname()

    zlib versions up to and including 1.3.1.2 include a global buffer overflow in the untgz utility located under contrib/untgz. The vulnerability is limited to the standalone demonstration utility and does not affect the core zlib compression library. The flaw o…

  • Medium 6.6

    AIOHTTP vulnerable to DoS through chunked messages

    AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. In versions 3.13.2 and below, handling of chunked messages can result in excessive blocking CPU usage when receiving a large number of chunks. If an application makes use of the r…

  • Medium 6.6

    AIOHTTP vulnerable to denial of service through large payloads

    AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Versions 3.13.2 and below allow a request to be crafted in such a way that an AIOHTTP server's memory fills up uncontrollably during processing. If an application includes a handl…

  • Medium 6.6

    AIOHTTP vulnerable to DoS when bypassing asserts

    AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Versions 3.13.2 and below allow for an infinite loop to occur when assert statements are bypassed, resulting in a DoS attack when processing a POST body. If optimizations are enab…

  • Medium 6.3

    AIOHTTP allows for a brute-force leak of internal static filepath components

    AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Versions 3.13.2 and below enable an attacker to ascertain the existence of absolute path components through the path normalization logic for static files meant to prevent path tra…

  • Medium 6.3

    AIOHTTP's Unicode processing of header values could cause parsing discrepancies

    AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Versions 3.13.2 and below of the Python HTTP parser may allow a request smuggling attack with the presence of non-ASCII characters. If a pure Python version of AIOHTTP is installe…

  • Medium 4.5

    libsodium has Incomplete List of Disallowed Inputs

    libsodium before ad3004e, in atypical use cases involving certain custom cryptography or untrusted data to crypto_core_ed25519_is_valid_point, mishandles checks for whether an elliptic curve point is valid because it sometimes allows points that aren't in the…

  • Medium 5.5

    CBORDecoder reuse can leak shareable values across decode calls

    cbor2 provides encoding and decoding for the Concise Binary Object Representation (CBOR) serialization format. Starting in version 3.0.0 and prior to version 5.8.0, whhen a CBORDecoder instance is reused across multiple decode operations, values marked with t…

  • Medium 5.9

    In GnuPG through 2.4.8, if a signed message has \f at the end of a plaintext line, an adversary can construct a modifie…

  • Medium 6.3
    CVE-2025-14177 Public exploit

    Information Leak of Memory in getimagesize

    In PHP versions:8.1.* before 8.1.34, 8.2.* before 8.2.30, 8.3.* before 8.3.29, 8.4.* before 8.4.16, 8.5.* before 8.5.1, the getimagesize() function may leak uninitialized heap memory into the APPn segments (e.g., APP1) when reading images in multi-chunk mode …

  • Medium 6.5

    Heap buffer overflow in array_merge()

    In PHP versions:8.1.* before 8.1.34, 8.2.* before 8.2.30, 8.3.* before 8.3.29, 8.4.* before 8.4.16, 8.5.* before 8.5.1, a heap buffer overflow occurs in array_merge() when the total element count of packed arrays exceeds 32-bit limits or HT_MAX_SIZE, due to a…

  • Medium 5.5

    Avahi: simple protocol server ignores accepts unlimited connections and logs failures without limit

    Avahi is a system which facilitates service discovery on a local network via the mDNS/DNS-SD protocol suite. In versions up to and including 0.9-rc5, the simple protocol server ignores the documented client limit and accepts unlimited connections, allowing fo…

  • Medium 4.8

    Capstone doesn't check vsnprintf return in SStream_concat, allows stack buffer underflow and overflow

    Capstone is a disassembly framework. In versions 6.0.0-Alpha5 and prior, an unchecked vsnprintf return in SStream_concat lets a malicious cs_opt_mem.vsnprintf drive SStream’s index negative or past the end, leading to a stack buffer underflow/overflow when th…

  • Medium 4.8

    Capstone doesn't check Skipdata length, leading to cs_insn.bytes heap buffer overflow

    Capstone is a disassembly framework. In versions 6.0.0-Alpha5 and prior, Skipdata length is not bounds-checked, so a user-provided skipdata callback can make cs_disasm/cs_disasm_iter memcpy more than 24 bytes into cs_insn.bytes, causing a heap buffer overflow…

  • Medium 6.3

    filelock has TOCTOU race condition that allows symlink attacks during lock file creation

    filelock is a platform-independent file lock for Python. In versions prior to 3.20.1, a Time-of-Check-Time-of-Use (TOCTOU) race condition allows local attackers to corrupt or truncate arbitrary user files through symlink attacks. The vulnerability exists in b…

  • Medium 5.8

    Portworx Half-Blind SSRF in kube-controller-manager

    A half-blind Server Side Request Forgery (SSRF) vulnerability exists in kube-controller-manager when using the in-tree Portworx StorageClass. This vulnerability allows authorized users to leak arbitrary information from unprotected endpoints in the control pl…

  • Medium 5.4

    Tornado vulnerable to Header Injection and XSS via reason argument

    Tornado is a Python web framework and asynchronous networking library. In versions 6.5.2 and below, the supplied reason phrase is used unescaped in HTTP headers (where it could be used for header injection) or in HTML in the default error page (where it could…

  • Medium 6.5

    Glib: integer overflow in glib gio attribute escaping causes heap buffer overflow

    A flaw was found in glib. This vulnerability allows a heap buffer overflow and denial-of-service (DoS) via an integer overflow in GLib's GIO (GLib Input/Output) escape_byte_string() function when processing malicious file or remote filesystem attribute values.

  • Medium 5.7

    Local privilege escalation in usbmuxd from arbitrary local user to usbmux

    A Path Traversal vulnerability in usbmuxd allows local users to escalate to the service user.This issue affects usbmuxd: before 3ded00c9985a5108cfc7591a309f9a23d57a8cba.

  • Medium 5.6

    Glib: glib: buffer underflow in gvariant parser leads to heap corruption

    A flaw was found in GLib (Gnome Lib). This vulnerability allows a remote attacker to cause heap corruption, leading to a denial of service or potential code execution via a buffer-underflow in the GVariant parser when processing maliciously crafted input stri…

  • Medium 5.9

    c-ares has a Use After Free vulnerability when connection is cleaned up after error

    c-ares is an asynchronous resolver library. Versions 1.32.3 through 1.34.5 terminate a query after maximum attempts when using read_answer() and process_answer(), which can cause a Denial of Service. This issue is fixed in version 1.34.6.

  • Medium 6.1

    Util-linux: util-linux: heap buffer overread in setpwnam() when processing 256-byte usernames

    A flaw was found in util-linux. This vulnerability allows a heap buffer overread when processing 256-byte usernames, specifically within the `setpwnam()` function, affecting SUID (Set User ID) login-utils utilities writing to the password database.

  • Medium 5.4

    Apache HTTP Server: mod_userdir+suexec bypass via AllowOverride FileInfo

    mod_userdir+suexec bypass via AllowOverride FileInfo vulnerability in Apache HTTP Server. Users with access to use the RequestHeader directive in htaccess can cause some CGI scripts to run under an unexpected userid. This issue affects Apache HTTP Server: fro…

  • Medium 6.5

    Apache HTTP Server: CGI environment variable override

    Improper Neutralization of Escape, Meta, or Control Sequences vulnerability in Apache HTTP Server through environment variables set via the Apache configuration unexpectedly superseding variables calculated by the server for CGI programs. This issue affects A…

  • Medium 6.5

    Improper application of excluded DNS name constraints when verifying wildcard names in crypto/x509

    An excluded subdomain constraint in a certificate chain does not restrict the usage of wildcard SANs in the leaf certificate. For example a constraint that excludes the subdomain test.example.com does not prevent a leaf certificate from claiming the SAN *.exa…

  • Medium 5.5

    Rhino vulnerable high CPU usage and potential DoS when passing specific numbers to toFixed() function

    Rhino is an open-source implementation of JavaScript written entirely in Java. Prior to 1.8.1, 1.7.15.1, and 1.7.14.1, when an application passed an attacker controlled float poing number into the toFixed() function, it might lead to high CPU consumption and …

  • Medium 6.3

    Quadratic complexity in node ID cache clearing

    When building nested elements using xml.dom.minidom methods such as appendChild() that have a dependency on _clear_id_cache() the algorithm is quadratic. Availability can be impacted when building excessively nested documents.

  • Medium 5.5

    Loop with Unreachable Exit Condition ('Infinite Loop') in Wireshark

    MEGACO dissector infinite loop in Wireshark 4.6.0 to 4.6.1 and 4.4.0 to 4.4.11 allows denial of service

  • Medium 6.3

    Eclipse Paho Go MQTT may incorrectly encode strings if length exceeds 65535 bytes

    In Eclipse Paho Go MQTT v3.1 library (paho.mqtt.golang) versions <=1.5.0 UTF-8 encoded strings, passed into the library, may be incorrectly encoded if their length exceeds 65535 bytes. This may lead to unexpected content in packets sent to the server (for exa…

  • Medium 6.3

    Excessive read buffering DoS in http.client

    When reading an HTTP response from a server, if no read amount is specified, the default behavior will be to use Content-Length. This allows a malicious server to cause the client to read large amounts of data into memory, potentially causing OOM or other DoS.

  • Medium 5.1

    OpenPrinting CUPS slow client can halt cupsd, leading to a possible DoS attack

    OpenPrinting CUPS is an open source printing system for Linux and other Unix-like operating systems. Prior to version 2.4.15, a client that connects to cupsd but sends slow messages, e.g. only one byte per second, delays cupsd as a whole, such that it becomes…

  • Medium 6.0

    OpenPrinting CUPS vulnerable to stack based out-of-bound write

    OpenPrinting CUPS is an open source printing system for Linux and other Unix-like operating systems. Prior to version 2.4.15, a user in the lpadmin group can use the cups web ui to change the config and insert a malicious line. Then the cupsd process which ru…

  • Medium 6.3

    node-forge ASN.1 OID Integer Truncation

    Forge (also called `node-forge`) is a native implementation of Transport Layer Security in JavaScript. An Integer Overflow vulnerability in node-forge versions 1.3.1 and below enables remote, unauthenticated attackers to craft ASN.1 structures containing OIDs…

  • Medium 5.5

    Access of Uninitialized Pointer in Wireshark

    BPv7 dissector crash in Wireshark 4.6.0 allows denial of service

  • Medium 6.1

    LIBPNG is vulnerable to a heap buffer over-read in `png_write_image_8bit` with grayscale+alpha or RGB/RGBA images

    LIBPNG is a reference library for use in applications that read, create, and manipulate PNG (Portable Network Graphics) raster image files. From version 1.6.0 to before 1.6.51, a heap buffer over-read vulnerability exists in libpng's png_write_image_8bit func…

  • Medium 6.1

    LIBPNG is vulnerable to a heap buffer overflow in `png_do_quantize` via malformed palette index

    LIBPNG is a reference library for use in applications that read, create, and manipulate PNG (Portable Network Graphics) raster image files. Prior to version 1.6.51, a heap buffer over-read vulnerability exists in libpng's png_do_quantize function when process…

  • Medium 6.5

    CVE-2025-12969

    Fluent Bit in_forward input plugin does not properly enforce the security.users authentication mechanism under certain configuration conditions. This allows remote attackers with network access to the Fluent Bit instance exposing the forward input to send una…