1717 matches found
JLSEC-2026-538
There's a flaw in openjpeg in versions prior to 2.4.0 in src/lib/openjp2/pi.c. When an attacker is able to provide crafted input to be processed by the openjpeg encoder, this could cause an out-of-bounds read. The greatest impact from this flaw is to application availability...
JLSEC-2026-535
A heap-buffer overflow was found in the way openjpeg2 handled certain PNG format files. An attacker could use this flaw to cause an application crash or in some cases execute arbitrary code with the permission of the user running such an application...
JLSEC-2026-540
A flaw was found in OpenJPEG in versions prior to 2.4.0. This flaw allows an attacker to provide specially crafted input to the conversion or encoding functionality, causing an out-of-bounds read. The highest threat from this vulnerability is system availability...
JLSEC-2026-532
There's a flaw in lz4. An attacker who submits a crafted file to an application linked with lz4 may be able to trigger an integer overflow, leading to calling of memmove on a negative size argument, causing an out-of-bounds write and/or a crash. The greatest impact of this flaw is to availability...
JLSEC-2026-529
Versions of the package raysan5/raylib before 4.5.0 are vulnerable to Cross-site Scripting XSS such that the SetClipboardText API does not properly escape the ' character, allowing attacker-controlled input to break out of the string and execute arbitrary JavaScript via emscriptenrunscript...
JLSEC-2026-530
A vulnerability was determined in raysan5 raylib up to 909f040. Affected by this vulnerability is the function GenImageFontAtlas of the file src/rtext.c. Executing a manipulation can lead to heap-based buffer overflow. The attack can only be executed locally. The exploit has been publicly disclos...
JLSEC-2026-531
A vulnerability was identified in raysan5 raylib up to 909f040. Affected by this issue is the function LoadFontData of the file src/rtext.c. The manipulation leads to integer overflow. The attack can only be performed from a local environment. The exploit is publicly available and might be used...
JLSEC-2026-528
In tmux before version 3.1c the function inputcsidispatchsgrcolon in file input.c contained a stack-based buffer-overflow that can be exploited by terminal output...
JLSEC-2026-526
A vulnerability was found in GnuTLS, where a cockpit which uses gnuTLS rejects a certificate chain with distributed trust. This issue occurs when validating a certificate chain with cockpit-certificate-ensure. This flaw allows an unauthenticated, remote client or attacker to initiate a denial of...
JLSEC-2026-520
A flaw was found in gnutls. A use after free issue in client sending keyshare extension may lead to memory corruption and other consequences...
JLSEC-2026-521
A flaw was found in gnutls. A use after free issue in clientsendparams in lib/ext/presharedkey.c may lead to memory corruption and other potential consequences...
JLSEC-2026-523
A vulnerability found in gnutls. This security flaw happens because of a double free error occurs during verification of pkcs7 signatures in gnutlspkcs7verify function...
JLSEC-2026-527
A flaw was found in GnuTLS. A double-free vulnerability exists in GnuTLS due to incorrect ownership handling in the export logic of Subject Alternative Name SAN entries containing an otherName. If the type-id OID is invalid or malformed, GnuTLS will call asn1deletestructure on an ASN.1 node it do...
JLSEC-2026-525
A vulnerability was found in GnuTLS. The response times to malformed ciphertexts in RSA-PSK ClientKeyExchange differ from the response times of ciphertexts with correct PKCS1 v1.5 padding. This issue may allow a remote attacker to perform a timing side-channel attack in the RSA-PSK key exchange,...
JLSEC-2026-518
GnuTLS 3.6.x before 3.6.14 uses incorrect cryptography for encrypting a session ticket a loss of confidentiality in TLS 1.2, and an authentication bypass in TLS 1.3. The earliest affected version is 3.6.4 2018-09-24 because of an error in a 2018-09-18 commit. Until the first key rotation, the TLS...
JLSEC-2026-519
An issue was discovered in GnuTLS before 3.6.15. A server can trigger a NULL pointer dereference in a TLS 1.3 client if a norenegotiation alert is sent with unexpected timing, and then an invalid second handshake occurs. The crash happens in the application's error handling path, where the...
JLSEC-2026-522
A NULL pointer dereference flaw was found in GnuTLS. As Nettle's hash update functions internally call memcpy, providing zero-length input may cause undefined behavior. This flaw leads to a denial of service after authentication in rare circumstances...
JLSEC-2026-524
A vulnerability was found that the response times to malformed ciphertexts in RSA-PSK ClientKeyExchange differ from response times of ciphertexts with correct PKCS1 v1.5 padding...
JLSEC-2026-516
A flaw was found in the ZeroMQ server in versions before 4.3.3. This flaw allows a malicious client to cause a stack buffer overflow on the server by sending crafted topic subscription requests and then unsubscribing. The highest threat from this vulnerability is to confidentiality, integrity, as...
JLSEC-2026-513
In ZeroMQ before version 4.3.3, there is a denial-of-service vulnerability. Users with TCP transport public endpoints, even with CURVE/ZAP enabled, are impacted. If a raw TCP socket is opened and connected to an endpoint that is fully configured with CURVE/ZAP, legitimate clients will not be able...
JLSEC-2026-514
An uncontrolled resource consumption memory leak flaw was found in the ZeroMQ client in versions before 4.3.3 in src/pipe.cpp. This issue causes a client that connects to multiple malicious or compromised servers to crash. The highest threat from this vulnerability is to system availability...
JLSEC-2026-515
There's a flaw in the zeromq server in versions before 4.3.3 in src/decoderallocators.hpp. The decoder static allocator could have its sized changed, but the buffer would remain the same as it is a static buffer. A remote, unauthenticated attacker who sends a crafted request to the zeromq server...
JLSEC-2026-517
An uncontrolled resource consumption memory leak flaw was found in ZeroMQ's src/xpub.cpp in versions before 4.3.3. This flaw allows a remote unauthenticated attacker to send crafted PUB messages that consume excessive memory if the CURVE/ZAP authentication is disabled on the server, causing a...
JLSEC-2026-512
A directory traversal problem in the URL decoder of librsvg before 2.56.3 could be used by local or remote attackers to disclose files on the local filesystem outside of the expected area, as demonstrated by href=".?../../../../../../../../../../etc/passwd" in an xi:include element...
JLSEC-2026-511
In xml.rs in GNOME librsvg before 2.46.2, a crafted SVG file with nested patterns can cause denial of service when passed to the library for processing. The attacker constructs pattern elements so that the number of final rendered objects grows exponentially...
JLSEC-2026-501
In LibSass 3.5.5, a NULL Pointer Dereference in the function Sass::SelectorList::populateextends in SharedPtr.hpp used by ast.cpp and astselectors.cpp may cause a Denial of Service application crash via a crafted sass input file...
JLSEC-2026-509
In LibSass 3.5.5, a heap-based buffer over-read exists in Sass::Prelexer::alternatives in prelexer.hpp...
JLSEC-2026-508
In LibSass 3.5.5, a heap-based buffer over-read exists in Sass::Prelexer::parenthesescope in prelexer.hpp...
JLSEC-2026-503
In LibSass 3.5.5, a NULL Pointer Dereference in the function Sass::Eval::operatorSass::SupportsOperator in eval.cpp may cause a Denial of Service application crash via a crafted sass input file...
JLSEC-2026-502
In LibSass 3.5.5, a use-after-free vulnerability exists in the SharedPtr class in SharedPtr.cpp or SharedPtr.hpp that may cause a denial of service application crash or possibly have unspecified other impact...
JLSEC-2026-505
LibSass 3.6.1 has uncontrolled recursion in Sass::Eval::operatorSass::BinaryExpression in eval.cpp...
JLSEC-2026-510
In LibSass 3.5.5, a heap-based buffer over-read exists in Sass::Prelexer::skipoverscopes in prelexer.hpp when called from Sass::Parser::parseimport, a similar issue to CVE-2018-11693...
JLSEC-2026-504
The parsing component in LibSass through 3.5.5 allows attackers to cause a denial-of-service uncontrolled recursion in Sass::Parser::parsecssvariablevalue in parser.cpp...
JLSEC-2026-507
LibSass before 3.6.3 allows a NULL pointer dereference in Sass::Parser::parseCompoundSelector in parserselectors.cpp...
JLSEC-2026-506
LibSass before 3.6.3 allows a heap-based buffer over-read in Sass::weaveParents in astselweave.cpp...
JLSEC-2026-500
Pandoc before 3.1.6 allows arbitrary file write: this can be triggered by providing a crafted image element in the input when generating files via the --extract-media option or outputting to PDF format. This allows an attacker to create or overwrite arbitrary files, depending on the privileges of...
JLSEC-2026-499
Pandoc is a Haskell library for converting from one markup format to another, and a command-line tool that uses this library. Starting in version 1.13 and prior to version 3.1.4, Pandoc is susceptible to an arbitrary file write vulnerability, which can be triggered by providing a specially crafte...
JLSEC-2026-498
LIBPNG is a reference library for use in applications that read, create, and manipulate PNG Portable Network Graphics raster image files. From 1.0.9 to before 1.6.57, passing a pointer obtained from pnggetPLTE, pnggettRNS, or pnggethIST back into the corresponding setter on the same...
JLSEC-2026-496 Libgcrypt before 1.12.2 sometimes allows a heap-based buffer overflow and denial of service via...
Libgcrypt before 1.12.2 sometimes allows a heap-based buffer overflow and denial of service via crafted ECDH ciphertext to gcrypkdecrypt...
JLSEC-2026-497 Libgcrypt before 1.12.2 mishandles Dilithium signing
Libgcrypt before 1.12.2 mishandles Dilithium signing. Writes to a static array lack a bounds check but do not use attacker-controlled data...
JLSEC-2026-493 JXL in GraphicsMagick before 1.3.46 lacks image dimension resource limits.
ReadJXLImage in JXL in GraphicsMagick before 1.3.46 lacks image dimension resource limits...
JLSEC-2026-495 GraphicsMagick before 8e56520 has a heap-based buffer over-read in ReadJXLImage in `coders/jxl.c`,...
GraphicsMagick before 8e56520 has a heap-based buffer over-read in ReadJXLImage in coders/jxl.c, related to an ImportViewPixelArea call...
JLSEC-2026-494 WPG in GraphicsMagick before 1.3.46 mishandles palette buffer allocation.
ReadWPGImage in WPG in GraphicsMagick before 1.3.46 mishandles palette buffer allocation, resulting in out-of-bounds access to heap memory in ReadBlob...
JLSEC-2026-492
A security vulnerability has been detected in libssh2 up to 1.11.1. The impacted element is the function userauthpassword of the file src/userauth.c. Such manipulation of the argument usernamelen/passwordlen leads to integer overflow. The attack may be launched remotely. The name of the patch is...
JLSEC-2026-490
Little CMS aka Little Color Management System 2.9 has an integer overflow in the AllocateDataSet function in cmscgats.c, leading to a heap-based buffer overflow in the SetData function via a crafted file in the second argument to cmsIT8LoadFromFile...
JLSEC-2026-491
Little CMS lcms2 through 2.18 has an integer overflow in CubeSize in cmslut.c because the overflow check is performed after the multiplication...
JLSEC-2026-487
A heap-based buffer overflow problem was found in glib through an incorrect calculation of buffer size in the gescapeuristring function. If the string to escape contains a very large number of unacceptable characters which would need escaping, the calculation of the length of the escaped string...
JLSEC-2026-488 A flaw was found in GLib (Gnome Lib)
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 strings...
JLSEC-2026-489 A flaw was found in glib
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 escapebytestring function when processing malicious file or remote filesystem attribute values...