1387 matches found
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-2026-490
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-2026-487
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-2026-482
Buffer Overflow in LibTiff v4.0.10 allows attackers to cause a denial of service via the "TIFFVGetField" funtion in the component 'libtiff/tifdir.c'...
JLSEC-2026-460 An out of bounds write exists in FreeType versions 2.13.0 and below when attempting to parse font...
An out of bounds write exists in FreeType versions 2.13.0 and below newer versions of FreeType are not vulnerable when attempting to parse font subglyph structures related to TrueType GX and variable font files. The vulnerable code assigns a signed short value to an unsigned long and then adds a...
JLSEC-2026-461 An integer overflow in the `tt_var_load_item_variation_store` function of the Freetype library in...
An integer overflow in the ttvarloaditemvariationstore function of the Freetype library in versions 2.13.2 and 2.13.3 may allow for an out of bounds read operation when parsing HVAR/VVAR/MVAR tables in OpenType variable fonts. This issue is fixed in version 2.14.2...
JLSEC-2026-454 A vulnerability has been found in GNU ncurses up to 6.5-20250322 and classified as problematic
A vulnerability has been found in GNU ncurses up to 6.5-20250322 and classified as problematic. This vulnerability affects the function postprocesstermcap of the file tinfo/parseentry.c. The manipulation leads to stack-based buffer overflow. The attack needs to be approached locally. Upgrading to...
JLSEC-2026-390
libcurl provides the CURLOPTCERTINFO option to allow applications torequest details to be returned about a server's certificate chain.Due to an erroneous function, a malicious server could make libcurl built withNSS get stuck in a never-ending busy-loop when trying to retrieve thatinformation...
JLSEC-2026-420 When asked to use a `.netrc` file for credentials **and** to follow HTTP redirects, curl could leak...
When asked to use a .netrc file for credentials and to follow HTTP redirects, curl could leak the password used for the first host to the followed-to host under certain circumstances. This flaw only manifests itself if the netrc file has a default entry that omits both login and password. A rare...
JLSEC-2026-426 When using `CURLOPT_PINNEDPUBLICKEY` option with libcurl or `--pinnedpubkey` with the curl tool,curl...
When using CURLOPTPINNEDPUBLICKEY option with libcurl or --pinnedpubkey with the curl tool,curl should check the public key of the server certificate to verify the peer. This check was skipped in a certain condition that would then make curl allow the connection without performing the proper chec...
JLSEC-2026-433 libcurl supports *pinning* of the server certificate public key for HTTPS transfers
libcurl supports pinning of the server certificate public key for HTTPS transfers. Due to an omission, this check is not performed when connecting with QUIC for HTTP/3, when the TLS backend is wolfSSL. Documentation says the option works with wolfSSL, failing to specify that it does not for QUIC...
JLSEC-2026-427 When doing multi-threaded LDAPS transfers (LDAP over TLS) with libcurl, changing TLS options in one...
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 specific transfer could unintentionally...
JLSEC-2026-385
An improper authentication vulnerability exists in curl 7.33.0 to and including 7.82.0 which might allow reuse OAUTH2-authenticated connections without properly making sure that the connection was authenticated with the same credentials as set for this transfer. This affects SASL-enabled protocol...
JLSEC-2026-380
In libexpat before 2.7.4, the doContent function does not properly determine the buffer size bufSize because there is no integer overflow check for tag buffer reallocation...
JLSEC-2026-381
libexpat before 2.7.5 allows a NULL pointer dereference with empty external parameter entity content...
JLSEC-2026-377
There exists interger overflows in libvpx in versions prior to 1.14.1. Calling vpximgalloc with a large value of the dw, dh, or align parameter may result in integer overflows in the calculations of buffer sizes and offsets and some fields of the returned vpximaget struct may be invalid. Calling...
JLSEC-2026-376
A heap overflow vulnerability exists in libvpx - Encoding a frame that has larger dimensions than the originally configured size with VP9 may result in a heap overflow in libvpx. We recommend upgrading to version 1.13.1 or above...
JLSEC-2026-369 A vulnerability has been found in Cesanta Mongoose up to 7.20
A vulnerability has been found in Cesanta Mongoose up to 7.20. This affects the function mgtlsrecvcert of the file mongoose.c of the component TLS 1.3 Handler. Such manipulation of the argument pubkey leads to heap-based buffer overflow. The attack may be launched remotely. The exploit has been...
JLSEC-2026-364
There is a heap overflow problem in video/SDLpixels.c in SDL Simple DirectMedia Layer 2.x to 2.0.18 versions. By crafting a malicious .BMP file, an attacker can cause the application using this library to crash, denial of service or Code execution...
JLSEC-2026-317
HDF5 Library through 1.14.3 contains a out-of-bounds read operation in H5FLarrmalloc in H5FL.c called from H5Ssetextentsimple in H5S.c...
JLSEC-2026-311
HDF5 Library through 1.14.3 contains a heap-based buffer over-read in H5Odtypeencodehelper in H5Odtype.c...
JLSEC-2026-322
HDF5 Library through 1.14.3 has a heap-based buffer overflow in H5Olayoutencode in H5Olayout.c, resulting in the corruption of the instruction pointer...
JLSEC-2026-284
A flaw was found in libXpm. This issue occurs when parsing a file with a comment not closed; the end-of-file condition will not be detected, leading to an infinite loop and resulting in a Denial of Service in the application linked to the library...
JLSEC-2026-189
A security vulnerability has been detected in Open Asset Import Library Assimp up to 6.0.2. Affected by this vulnerability is the function Assimp::LWOImporter::FindUVChannels of the file /src/assimp/code/AssetLib/LWO/LWOMaterial.cpp. Such manipulation leads to use after free. The attack needs to ...
JLSEC-2026-182
A compromised third party cloud server or man-in-the-middle attacker could send a malformed HTTP response and cause a crash in applications using the MongoDB C driver...
JLSEC-2026-157
strukturag libde265 commit d9fea9d wa discovered to contain a segmentation fault via the component decodercontext::computeframedroptable...
JLSEC-2026-125 In libavif before 1.3.0, makeRoom in stream.c has an integer overflow and resultant buffer overflow...
In libavif before 1.3.0, makeRoom in stream.c has an integer overflow and resultant buffer overflow in stream-offset+size...
JLSEC-2026-122
Integer overflow in libaom internal function imgallochelper can lead to heap buffer overflow. This function can be reached via 3 callers: - Calling aomimgalloc with a large value of the dw, dh, or align parameter may result in integer overflows in the calculations of buffer sizes and offsets and...
JLSEC-2026-57
Libksba before 1.6.3 is prone to an integer overflow vulnerability in the CRL signature parser...
JLSEC-2026-22
The function "Token& Scanner::peek" in scanner.cpp in yaml-cpp 0.5.3 and earlier allows remote attackers to cause a denial of service assertion failure and application exit via a '!2' string...
JLSEC-2026-1195 GNU coreutils uniq is vulnerable to an out‑of‑bounds read due to incorrect handling of multibyte...
GNU coreutils uniq is vulnerable to an out‑of‑bounds read due to incorrect handling of multibyte input when the -w --check-chars option is used. The findfield function miscalculates the byte length of characters by repeatedly processing a fixed pointer instead of advancing through the input,...
JLSEC-2026-1170
Out-of-bounds read in FFmpeg 8.0 and 8.0.1 RV60 video decoder libavcodec/rv60dec.c. The quantization parameter qp validation at line 2267 only checks the lower bound qp 0 but is missing upper bound validation. The qp value can reach 65 base value 63 from 6-bit frame header + offset +2 from...
JLSEC-2026-1150
NATS Server is a high-performance server for NATS.io, the cloud and edge native messaging system. Prior to 2.12.8 and 2.11.17, an unauthenticated peer with network access to a leafnode listener with compression enabled could crash the server during the pre-authentication leafnode handshake by...
JLSEC-2026-1068 ImageMagick before 7.1.2-26 and 6.9.13-51 contains an information disclosure vulnerability: when...
ImageMagick before 7.1.2-26 and 6.9.13-51 contains an information disclosure vulnerability: when a profile is displayed with the identify command and the profile value is not printable, a single byte at the end of the profile can be printed read past the profile boundary. This behavior occurs whe...
JLSEC-2026-902
A heap-based buffer overflow issue was discovered in ImageMagick's ImportMultiSpectralQuantum function in MagickCore/quantum-import.c. An attacker could pass specially crafted file to convert, triggering an out-of-bounds read error, allowing an application to crash, resulting in a denial of servi...
JLSEC-2026-921 imagemagick: integer overflows in MNG magnification
Vulnerability Details The magnified size calculations in ReadOneMNGIMage in coders/png.c are unsafe and can overflow, leading to memory corruption. The source snippet below is heavily abbreviated due to the size of the function, but hopefully the important points are captured. c static Image...
JLSEC-2026-941 ImageMagick: Out of bounds read in multiple coders read raw pixel data
ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to versions 7.1.2-15 and 6.9.13-40, a heap buffer over-read vulnerability exists in multiple raw image format handles. The vulnerability occurs when processing images with -extract dimensions larg...
JLSEC-2026-1011 ImageMagick: Policy Bypass in MNG coder could
ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to versions 6.9.13-47 and 7.1.2-22, because of a missing check in the MNG coder it would be possible to read more images than the list limit policy would allow resulting in excessive resource use...
JLSEC-2026-813 Crafted HTJ2K compressed EXR files can trigger out of bounds reads in OpenEXR
OpenEXR is the reference implementation and specification for the EXR image format, widely used in the motion picture industry. In versions 3.4.0 through 3.4.11, the HTJ2K High-Throughput JPEG 2000 decoder, htundoimpl in OpenEXRCore is vulnerable to a heap-buffer-overflow READ. The htundoimp...
JLSEC-2026-787 Integer overflow in gawk's `do_sub()` can cause buffer overflow and denial of service
Integer overflow vulnerability has been found in "builtin.c" program file of gawk dosub routine. This issue could be used to overwrite gawk heap metadata and objects causing the program to crash. It affects 32-bit builds of gawk in versions 5.4.0 and below...
JLSEC-2026-783
A flaw was found in libssh in which a malicious SFTP SSH File Transfer Protocol server can exploit this by sending a malformed 'longname' field within an SSHFXPNAME message during a file listing operation. This missing null check can lead to reading beyond allocated memory on the heap. This can...
JLSEC-2026-776
HarfBuzz is a text shaping engine. Starting with 8.5.0 through 10.0.1, there is a heap-based buffer overflow in the hbcairoglyphsfrombuffer function...
JLSEC-2026-749 HMAC zero-length tag forgery in `EVP_DigestVerifyFinal`, where a zero-length tag could be accepted...
HMAC zero-length tag forgery in EVPDigestVerifyFinal, where a zero-length tag could be accepted as valid during HMAC verification. In the OpenSSL-compatibility HMAC verify path the supplied signature length was only checked as not exceeding the MAC length, so a zero-length or otherwise truncated...
JLSEC-2026-681 The side-channel protected T-Table implementation in wolfSSL up to version 5.6.5 protects against a...
The side-channel protected T-Table implementation in wolfSSL up to version 5.6.5 protects against a side-channel attacker with cache-line resolution. In a controlled environment such as Intel SGX, an attacker can gain a per instruction sub-cache-line resolution allowing them to break the...
JLSEC-2026-754 The PKCS#7 decode path ignores the caller-supplied output buffer size (outputSz), allowing decoded...
The PKCS7 decode path ignores the caller-supplied output buffer size outputSz, allowing decoded content to be written past the bounds of the provided buffer. This affects wolfSSL 5.9.0 and earlier and was fixed in the 5.9.1 release...
JLSEC-2026-720 Heap out-of-bounds read in PKCS7 parsing
Heap out-of-bounds read in PKCS7 parsing. A crafted PKCS7 message can trigger an OOB read on the heap. The missing bounds check is in the indefinite-length end-of-content verification loop in PKCS7VerifySignedData...
JLSEC-2026-710
In wolfSSL 5.8.4, constant-time masking logic in sp256getentry2569 is optimized into conditional branches bnez by GCC when targeting RISC-V RV32I with -O3. This transformation breaks the side-channel resistance of ECC scalar multiplication, potentially allowing a local attacker to recover secret...
JLSEC-2026-750 Certificate policy and RFC 8446 compliance concerns regarding the continued acceptance of SHA-1/MD5...
Certificate policy and RFC 8446 compliance concerns regarding the continued acceptance of SHA-1/MD5 in certificate processing...
JLSEC-2026-646 When decoding an OpenEXR file that uses DWAA or DWAB compression, there's an implicit assumption...
When decoding an OpenEXR file that uses DWAA or DWAB compression, there's an implicit assumption that all image channels have the same pixel type and size, and that if there are four channels, the first four are "B", "G", "R" and "A". The channel parsing code can be found in decodeheader. The...
JLSEC-2026-647 It is possible to cause an use-after-free write in SANM decoding with a carefully crafted animation...
It is possible to cause an use-after-free write in SANM decoding with a carefully crafted animation using subversion storedframe. Stored frames can later be referenced by FTCH chunks. For files using subversion storedframe. Leaving ctx-hasdimensions set to false. A subsequent chunk with type...