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Ubuntu

61,691 known vulnerabilities.

61,260 results · Feed

  • Medium 5.3

    Apache log4net: NUL character truncates OutputDebugStringAppender records

    Improper Neutralization of Null Byte or NUL Character vulnerability in the OutputDebugStringAppender of Apache log4net. A NUL character in logged content ended the debug output record at that point, so everything the layout rendered after it, including except…

  • Medium 5.3

    Apache log4net: NUL character truncates EventLogAppender records

    Improper Neutralization of Null Byte or NUL Character vulnerability in the EventLogAppender of Apache log4net. A NUL character in logged content ended the Windows Event Log record at that point, so everything the layout rendered after it, including exception …

  • Low 3.7

    yawkat LZ4 Java: LZ4BlockInputStream with stopOnEmptyBlock=false recurses once per empty block, causing StackOverflowError

    yawkat LZ4 Java provides LZ4 compression for Java. Prior to 1.11.4, net.jpountz.lz4.LZ4BlockInputStream configured with stopOnEmptyBlock set to false handles each well-formed empty LZ4Block by recursively calling refill(), allowing a long sequence of empty bl…

  • Medium 4.7

    Apache Commons BCEL: Class2HTML emits unescaped class strings, enabling stored XSS

    Improper neutralization of input during web page generation ('cross-site scripting') vulnerability in Apache Commons BCEL. This only happens when you're using Class2HTML to generate webpages for possibly-attacker-controlled class files, where Class2HTML emitt…

  • Medium 5.9

    Apache Commons BCEL: Class repositories cache class files under their self-declared names, enabling cache poisoning

    Symbolic name not mapping to correct class. BCEL caches attacker-controlled classes under their self-declared names without validating the requested name, allowing subsequent lookups and name-keyed verification results to refer to a different class. This issu…

  • Critical 9.8

    Handlebars: JavaScript Injection via AST Type Confusion in compile (Program.blockParams)

    Handlebars provides the power necessary to let users build semantic templates. From 4.0.0 until 4.7.10, Handlebars.compile() and Handlebars.precompile() accept pre-parsed AST objects while validating only selected PathExpression, NumberLiteral, and BooleanLit…

  • Critical 9.2
    CVE-2026-106445 Public exploit

    Handlebars: JavaScript Injection via Own Property Check Bypass

    Handlebars provides the power necessary to let users build semantic templates. From 3.0.0 until 4.7.10, Handlebars lookupProperty returns Function.prototype.constructor before applying the prototype-access deny list because constructor is an own property of F…

  • Medium 6.3

    Gimp: gimp: heap buffer overflow in dicom export on oversized image dimensions

    A heap-based buffer overflow was found in GIMP’s DICOM export plug-in. When exporting an image with extremely large width and height, the export path allocates a buffer using a 32-bit width * height (and bytes-per-pixel) product that can overflow. GEGL then w…

  • Medium 6.8

    Sssd: sssd: authorization bypass via cross-domain username collision in hbac evaluation

    A flaw was found in SSSD. In trust-enabled identity management environments, SSSD evaluates Host-Based Access Control (HBAC) rules by stripping domain qualifiers and comparing only short usernames. An authenticated user in a trusted domain who shares the same…

  • Medium 5.3

    Sssd: sssd: information disclosure via query injection in entra id lookups

    A flaw was found in SSSD. When configured to use Microsoft Entra ID, search inputs are not properly sanitized before being incorporated into directory query filters. A local user can exploit this vulnerability by submitting a crafted lookup request, manipulat…

  • Medium 4.7

    Handlebars: JavaScript Injection via Unsafe Inline Embedding of Precompiled Templates

    Handlebars provides the power necessary to let users build semantic templates. From 4.0.0 until 4.7.10, Handlebars.precompile() uses quotedString() in lib/handlebars/compiler/code-gen.js to emit static template text into generated JavaScript without escaping …

  • High 8.8

    WeasyPrint: EPS images reach the Ghostscript interpreter resulting in RCE

    WeasyPrint helps web developers to create PDF documents. Prior to 70.0, the image-loading path in weasyprint/images.py passes fetched image bytes from HTML img URLs, CSS image values, SVG image references, and data URIs to Pillow's generic image dispatcher wi…

  • Medium 5.7

    RabbitMQ Java client: plaintext broker credentials leaked in exception message from ConnectionFactoryConfigurator.load()

    The RabbitMQ Java client library allows Java and JVM-based applications to connect to and interact with RabbitMQ nodes. Prior to 5.35.0, ConnectionFactoryConfigurator.load() includes the raw uri value in wrapped exceptions when AMQP URI parsing fails. Because…

  • High 7.1

    Postgres-exporter: net/http/pprof exposed on metrics listener

    A flaw was found in postgres-exporter. Due to the blank import of `net/http/pprof`, debug endpoints are exposed on the unauthenticated metrics listener. A remote attacker within the cluster network can access these endpoints. This allows for information discl…

  • Medium 6.0

    RabbitMQ: Malformed UTF-8 in shortstr properties permanently disables RPC consumers

    The RabbitMQ Java client library allows Java and JVM-based applications to connect to and interact with RabbitMQ nodes. Prior to 5.36.0, ValueReader.readShortstr decodes malformed UTF-8 bytes into replacement characters that can re-encode beyond the AMQP shor…

  • Medium 4.9

    RabbitMQ: JSONReader in the default JSON-RPC mapper never terminates on truncated input, causing DoS

    The RabbitMQ Java client library allows Java and JVM-based applications to connect to and interact with RabbitMQ nodes. Prior to 5.37.0, com.rabbitmq.tools.json.JSONReader.read() fails to terminate when input ends inside a quoted string or a line comment beca…

  • Medium 4.7

    Sssd: sssd: denial of service via responder connection retry loop during file descriptor exhaustion

    A flaw was found in sssd. A local user can cause a Denial of Service (DoS) by exhausting the responder service's available file descriptors (system handles used for open connections). By opening and maintaining many concurrent connections to a responder socke…

  • Medium 6.9

    WordPress Core <= 7.1.2 - Unauthenticated Sensitive Data Exposure of Comments on Private and Unpublished Posts via Comment Feed vulnerability

    Insertion of Sensitive Information Into Sent Data vulnerability in Automattic WordPress allows Retrieve Embedded Sensitive Data. This issue affects WordPress: from 7.1 through 7.1.2, from 7.0 through 7.0.6, from 6.9 through 6.9.9, from 6.8 through 6.8.10, fro…

  • Low 3.7

    i18next-http-backend incomplete URL validation permits SSRF

    i18next-http-backend is a backend layer for i18next that loads translation resources in Node.js, browsers, and Deno. Prior to 4.0.2, attacker-controlled language or namespace values interpolated into a custom loadPath or addPath that begins directly with {{ln…

  • Medium 4.3

    Privilege abuse in model formsets with editable primary keys

    An issue was discovered in Django 6.1 before 6.1.2, 6.0 before 6.0.9, and 5.2 before 5.2.18. `django.forms.models.BaseModelFormSet.save_existing_objects()` used the presence of a primary key on a submitted form's instance as evidence that the instance belonge…

  • Low 3.7

    tftp-hpa 5.4 before 6.0 Out-of-Bounds Read via tftpd Remap Jump Rule

    tftp-hpa 5.4 before 6.0 contains an out-of-bounds read vulnerability in rewrite_string() in tftpd/remap.c that walks heap memory during jump label searches. Unauthenticated remote attackers can send read or write requests whose filename matches a remap jump r…

  • Medium 6.4

    lrzsz before 0.13.0 Heap Buffer Overflow via lrz procheader() Pathname

    lrzsz before 0.13.0 contains a heap-based buffer overflow vulnerability in procheader() of the lrz receive utility when copying overlong sender-supplied filenames into Pathname. Malicious ZMODEM senders can supply filenames up to 8192 bytes, overflowing the b…

  • High 7.5

    lrzsz before 0.13.0 OS Command Injection via lrz Pipe Mode

    lrzsz before 0.13.0 contains an OS command injection vulnerability in the lrz receive utility's pipe mode that allows remote senders to execute commands by supplying crafted filenames. When lrz runs under a suffixed name such as lrztar, procheader() in src/lr…

  • High 7.5

    lrzsz before 0.13.0 Path Traversal via lrz Restricted Mode checkpath()

    lrzsz before 0.13.0 contains a path traversal vulnerability in the lrz receive utility's restricted mode that allows malicious ZMODEM senders to write files outside the current directory using absolute pathnames. Because checkpath() in src/lrz.c only rejects …

  • High 7.8

    libmikmod before 3.3.14 Heap Buffer Overflow via OKT Loader OKT_doPBOD

    libmikmod before 3.3.14 contains an integer overflow in the Oktalyzer loader OKT_doPBOD() that allows attackers to cause heap buffer overflow via crafted track counts. Attackers can supply an OKT module whose SLEN chunk wraps the 16-bit numtrk value, causing …

  • Medium 5.5

    libmikmod before 3.3.14 Heap Out-of-Bounds Read via IT Module Loader

    libmikmod before 3.3.14 contains a heap out-of-bounds read vulnerability in the Impulse Tracker loader load_it.c that allows attackers to read adjacent heap memory via oversized patterns. Attackers can supply a crafted IT module with more than 200 pattern row…

  • High 7.8

    libmikmod before 3.3.14 Heap Buffer Overflow via DSM Loader Integer Overflow

    libmikmod before 3.3.14 contains an integer overflow vulnerability in DSM_Load() in load_dsm.c that allows attackers to trigger heap buffer overflow via crafted track counts. Attackers can supply a DSM module whose numchn and numpat product wraps a 16-bit val…

  • Medium 5.3

    Potential request forgery via spatial lookup byte values

    An issue was discovered in Django 6.1 before 6.1.2, 6.0 before 6.0.9, and 5.2 before 5.2.18. An incomplete fix for CVE-2026-15307 in Django spatial lookups allows an attacker who can supply `bytes` values to cause the Django process to make network requests v…

  • Medium 5.3

    Potential denial-of-service vulnerability in HTTP header parsing

    An issue was discovered in Django 6.1 before 6.1.2, 6.0 before 6.0.9, and 5.2 before 5.2.18. `django.utils.http.parse_header_parameters()` was subject to a potential denial-of-service attack due to quadratic time complexity when parsing a value with many sepa…

  • Medium 5.3

    Potential denial-of-service vulnerability in get_supported_language_variant()

    An issue was discovered in Django 6.1 before 6.1.2, 6.0 before 6.0.9, and 5.2 before 5.2.18. `django.utils.translation.get_supported_language_variant()` is subject to a potential denial-of-service attack when processing many distinct, very long language codes…

  • Critical 9.8

    Mitigation bypass in the File Handling component

    Mitigation bypass in the File Handling component. This vulnerability was fixed in Firefox 157.0.1 and Thunderbird 158.

  • High 8.1
    CVE-2026-82531 Public exploit

    Smarty before 4.5.8 and 5.x before 5.8.5 PHP Code Injection via extends: Inheritance Cache

    Smarty before 4.5.8 and 5.x before 5.8.5 contains a code injection vulnerability where the top-level nocache_hash is never restored during extends:/multi-component template inheritance, leaving it null. Attackers can supply assigned data containing a forged S…

  • Low 1.8

    Integer Truncation Leading to Heap Corruption in GNU Aspell

    GNU Aspell contains an integer truncation vulnerability in the WritableDict::add() function in modules/speller/default/writable.cpp. When loading a personal wordlist, the word length is stored as a single byte, causing truncation for words whose length is a m…

  • Low 1.8

    Out-of-bounds Read in GNU Aspell

    GNU Aspell contains an out-of-bounds read vulnerability in ReadOnlyDict::load() in readonly_ws.cpp. When loading a binary .rws dictionary file, it uses offset fields from the file header as byte indices into a heap buffer without validating their bounds. An a…

  • Low 1.8

    Heap Buffer Overflow in GNU Aspell's prezip utility

    GNU Aspell prezip-bin contains a heap-based buffer overflow vulnerability in the decompressor in prog/prezip.c. The decompressor does not properly check buffer space, so a crafted compressed file can cause out-of-bounds read and write operations on the heap. …

  • Unscored —

    xfrm: iptfs: fix stack OOB read in iptfs_skb_reset_frag_walk()

    In the Linux kernel, the following vulnerability has been resolved: xfrm: iptfs: fix stack OOB read in iptfs_skb_reset_frag_walk() iptfs_skb_reset_frag_walk() advances to the fragment containing @offset with an unbounded loop: while (offset >= walk->past + wa…

  • Unscored —

    xfrm: iptfs: fix runt reassembly panic from short inner tot_len

    In the Linux kernel, the following vulnerability has been resolved: xfrm: iptfs: fix runt reassembly panic from short inner tot_len When the start of an inner packet is split across two outer packets such that fewer than 4 bytes land at the end of the first o…

  • High 7.8

    xfrm: add missing rcu_read_lock(), skb_dst_force() and dev_hold() for xfrm_trans_reinject()

    In the Linux kernel, the following vulnerability has been resolved: xfrm: add missing rcu_read_lock(), skb_dst_force() and dev_hold() for xfrm_trans_reinject() syzbot reported a suspicious RCU usage warning in ip6_pkt_drop(): WARNING: suspicious RCU usage in …

  • Unscored —

    xfrm: fix compat ALLOCSPI request use-after-free

    In the Linux kernel, the following vulnerability has been resolved: xfrm: fix compat ALLOCSPI request use-after-free xfrm_state_netlink() builds the ALLOCSPI response with dump_one_state(), which already calls alloc_compat() with the response skb and header. …

  • High 7.8

    esp: downgrade zerocopy managed frags before mutating skb frags

    In the Linux kernel, the following vulnerability has been resolved: esp: downgrade zerocopy managed frags before mutating skb frags On the out-of-place output path (esp->inplace == false) ESP rewrites the skb frag array: esp_output_head() appends a trailer fr…