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-2026-410

An information disclosure vulnerability exists in curl v8.1.0 when doing HTTPS transfers, libcurl might erroneously use the read callback CURLOPTREADFUNCTION to ask for data to send, even when the CURLOPTPOSTFIELDS option has been set, if the same handle previously wasused to issue a PUT request...

JLSEC-2026-415 libcurl skips the certificate verification for a QUIC connection under certain conditions, when...

libcurl skips the certificate verification for a QUIC connection under certain conditions, when built to use wolfSSL. If told to use an unknown/bad cipher or curve, the error path accidentally skips the verification and returns OK, thus ignoring any certificate problems...

JLSEC-2026-418 When curl is told to use the Certificate Status Request TLS extension, often referred to as OCSP...

When curl is told to use the Certificate Status Request TLS extension, often referred to as OCSP stapling, to verify that the server certificate is valid, it might fail to detect some OCSP problems and instead wrongly consider the response as fine. If the returned status reports another error tha...

JLSEC-2026-366 A weakness has been identified in Cesanta Mongoose up to 7.20

A weakness has been identified in Cesanta Mongoose up to 7.20. The impacted element is the function mgsendnsreq of the file /src/dns.c of the component DNS Transaction ID Handler. Executing a manipulation of the argument random can lead to insufficiently random values. The attack can be launched...

JLSEC-2026-358

A flaw was found in gnuplot. The CANVAStext function may lead to a segmentation fault and cause a system crash...

JLSEC-2026-318

HDF5 Library through 1.14.3 contains a heap-based buffer overflow in H5VMarrayfill in H5VM.c called from H5Sselectelements in H5Spoint.c...

JLSEC-2026-311

HDF5 Library through 1.14.3 contains a heap-based buffer over-read in H5Odtypeencodehelper in H5Odtype.c...

JLSEC-2026-299

HDF5 through 1.14.3 contains a buffer overflow in H5Olinfodecode, resulting in the corruption of the instruction pointer and causing denial of service or potential code execution...

JLSEC-2026-290

HDF5 through 1.14.3 contains a heap buffer overflow in H5HGread, resulting in the corruption of the instruction pointer and causing denial of service or potential code execution...

JLSEC-2026-330

A vulnerability was found in HDF5 up to 1.14.6. It has been rated as critical. Affected by this issue is the function H5FLblkgclist of the file src/H5FL.c. The manipulation of the argument H5FLblkheadt leads to use after free. An attack has to be approached locally. The exploit has been disclosed...

JLSEC-2026-328

A vulnerability was found in HDF5 1.14.6 and classified as critical. This issue affects the function H5MMstrndup of the component Metadata Attribute Decoder. The manipulation leads to heap-based buffer overflow. Attacking locally is a requirement. The exploit has been disclosed to the public and...

JLSEC-2026-194

A vulnerability was found in Open Asset Import Library Assimp 5.4.3. It has been rated as problematic. Affected by this issue is the function SkipSpaces in the library assimp/include/assimp/ParsingUtils.h. The manipulation leads to out-of-bounds read. Local access is required to approach this...

JLSEC-2026-192

A vulnerability was found in Open Asset Import Library Assimp 5.4.3. It has been classified as problematic. Affected is the function LWOImporter::CountVertsAndFacesLWO2 of the file assimp/code/AssetLib/LWO/LWOLoader.cpp. The manipulation leads to out-of-bounds read. The attack needs to be...

JLSEC-2026-161

A flaw was found in OpenLDAP. This flaw allows an attacker who can send a malicious packet to be processed by OpenLDAP’s slapd server, to trigger an assertion failure. The highest threat from this vulnerability is to system availability...

JLSEC-2026-169

A flaw was discovered in OpenLDAP before 2.4.57 leading to an infinite loop in slapd with the cancelextop Cancel operation, resulting in denial of service...

JLSEC-2026-108 Deno's AES GCM authentication tags are not verified

Summary This affects AES-256-GCM and AES-128-GCM in Deno, introduced by commit 0d1beed. Specifically, the authentication tag is not being validated. This means tampered ciphertexts or incorrect keys might not be detected, which breaks the guarantees expected from AES-GCM. Older versions of Deno...

JLSEC-2026-99

Deno =1.14.0 file sandbox does not handle symbolic links correctly. When running Deno with specific write access, the Deno.symlink method can be used to gain access to any directory...

JLSEC-2026-100 Deno is vulnerable to race condition via interactive permission prompt spoofing

Impact Multi-threaded programs were able to spoof interactive permission prompt by rewriting the prompt to suggest that program is waiting on user confirmation to unrelated action. A malicious program could clear the terminal screen after permission prompt was shown and write a generic message li...

JLSEC-2026-54

Missing validation of type of input in PostgreSQL intarray extension selectivity estimator function allows an object creator to execute arbitrary code as the operating system user running the database. Versions before PostgreSQL 18.2, 17.8, 16.12, 15.16, and 14.21 are affected...

JLSEC-2026-41

Row security policies disregard user ID changes after inlining; PostgreSQL could permit incorrect policies to be applied in certain cases where role-specific policies are used and a given query is planned under one role and then executed under other roles. This scenario can happen under security...

JLSEC-2025-325 A flaw was found in rsync

A flaw was found in rsync. It could allow a server to enumerate the contents of an arbitrary file from the client's machine. This issue occurs when files are being copied from a client to a server. During this process, the rsync server will send checksums of local data to the client to compare wi...

JLSEC-2025-287 LibTIFF 4.4.0 has an out-of-bounds write in `_TIFFmemcpy` in `libtiff/tif_unix.c:346` when called...

LibTIFF 4.4.0 has an out-of-bounds write in TIFFmemcpy in libtiff/tifunix.c:346 when called from extractImageSection, tools/tiffcrop.c:6860, allowing attackers to cause a denial-of-service via a crafted tiff file. For users that compile libtiff from sources, the fix is available with commit...

JLSEC-2025-203 In Trusted Firmware Mbed TLS 2.24.0, a side-channel vulnerability in base64 PEM file decoding allows...

In Trusted Firmware Mbed TLS 2.24.0, a side-channel vulnerability in base64 PEM file decoding allows system-level administrator attackers to obtain information about secret RSA keys via a controlled-channel and side-channel attack on software running in isolated environments that can be single...

JLSEC-2025-143 A flaw was found in FFmpeg's HLS playlist parsing

A flaw was found in FFmpeg's HLS playlist parsing. This vulnerability allows a denial of service via a maliciously crafted HLS playlist that triggers a null pointer dereference during initialization...

JLSEC-2025-115 `libavcodec/dnxhddec.c` in FFmpeg 4.4 does not check the return value of the `init_vlc` function, a...

libavcodec/dnxhddec.c in FFmpeg 4.4 does not check the return value of the initvlc function, a similar issue to CVE-2013-0868...

JLSEC-2025-56 In Expat (aka libexpat) before 2.4.5, there is an integer overflow in storeRawNames.

In Expat aka libexpat before 2.4.5, there is an integer overflow in storeRawNames...

JLSEC-2025-18 An issue was discovered in dbus >= 1.3.0 before 1.12.18

An issue was discovered in dbus = 1.3.0 before 1.12.18. The DBusServer in libdbus, as used in dbus-daemon, leaks file descriptors when a message exceeds the per-message file descriptor limit. A local attacker with access to the D-Bus system bus or another system service's private AFUNIX socket...

JLSEC-2025-17 A flaw was found in cairo's image-compositor.c in all versions prior to 1.17.4

A flaw was found in cairo's image-compositor.c in all versions prior to 1.17.4. This flaw allows an attacker who can provide a crafted input file to cairo's image-compositor for example, by convincing a user to open a file in an application using cairo, or if an application uses cairo on untruste...

JLSEC-2026-1377

Mongoose is an embedded web server and network library. Prior to version 7.22, an on-path network attacker with a wildcard certificate for a parent domain can impersonate deeper subdomains to a client using the built-in TLS stack. The mgtlsverifycertsan and mgtlsverifycertcn functions in...

JLSEC-2026-1378

Mongoose is an embedded web server and network library. Prior to 7.22, an attacker who can create a file with an HTML payload in its name can trigger stored cross-site scripting when a user browses a directory served with MGENABLEDIRLIST. The printdirentry path called by listdir in src/http.c...

JLSEC-2026-1371

libgit2 is a portable C implementation of the Git core methods provided as a linkable library with a solid API, allowing to build Git functionality into your application. Prior to 1.8.6 and 1.9.5, gitdeltaapply in src/libgit2/delta.c trusts the attacker-controlled ressz value parsed by hdrsz from...

JLSEC-2026-1352 Wasmtime WASI implementations are vulnerable to guest-controlled resource exhaustion

Impact Wasmtime's implementation of WASI host interfaces are susceptible to guest-controlled resource exhaustion on the host. Wasmtime did not appropriately place limits on resource allocations requested by the guests. This serves as a Denial of Service vector where a guest can induce a range of...

JLSEC-2026-1358 Wasmtime has host data leakage with 64-bit tables and Winch

Impact Wasmtime's Winch compiler contains a bug where a 64-bit table, part of the memory64 proposal of WebAssembly, incorrectly translated the table.size instruction. This bug could lead to disclosing data on the host's stack to WebAssembly guests. The host's stack can possibly contain sensitive...

JLSEC-2026-1355 Wasmtime: Panic when transcoding misaligned utf-16 strings

Impact Wasmtime's implementation of transcoding strings into the Component Model's utf16 or latin1+utf16 encodings improperly verified the alignment of reallocated strings. This meant that unaligned pointers could be passed to the host for transcoding which would trigger a host panic. This panic ...

JLSEC-2026-1259 In MIT Kerberos 5 (aka krb5) before 1.22.3, there is an integer underflow and resultant out-of...

In MIT Kerberos 5 aka krb5 before 1.22.3, there is an integer underflow and resultant out-of-bounds read if an application calls gssacceptseccontext on a system with a NegoEx mechanism registered in /etc/gss/mech. An unauthenticated remote attacker can trigger this, possibly causing the process t...

JLSEC-2026-1192 FFmpeg versions from 4.4 up to, but not including, 9.0 contain an out-of-bounds heap write...

FFmpeg versions from 4.4 up to, but not including, 9.0 contain an out-of-bounds heap write vulnerability in the native GoPro CineForm HD CFHD decoder that allows remote attackers to corrupt heap memory by supplying a crafted AVI file during stream probing. The cfhddecode function fails to enforce...

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-2026-1173 FFmpeg versions 8.0 through 8.1.2 contains a stack buffer overflow vulnerability in the Vulkan...

FFmpeg versions 8.0 through 8.1.2 contains a stack buffer overflow vulnerability in the Vulkan HEVC hardware decoder that allows remote attackers to overwrite return addresses and adjacent stack frames by supplying a crafted HEVC/H.265 bitstream. Attackers can embed a malicious vpsnumhrdparameter...

JLSEC-2026-1172 FFmpeg versions 2.1 through 8.1.2 contains a heap buffer overflow vulnerability in the VobSub...

FFmpeg versions 2.1 through 8.1.2 contains a heap buffer overflow vulnerability in the VobSub subtitle demuxer that allows attackers to corrupt adjacent heap memory by supplying a malicious .sub/.idx subtitle file declaring more distinct stream IDs than the fixed-size array bounds in...

JLSEC-2026-1169 7-Zip for Windows fails to preserve the Mark-of-the-Web when extracting a crafted RAR5 archive

7-Zip for Windows through 26.01 fails to preserve the Mark-of-the-Web when extracting a crafted RAR5 archive, because its guard that suppresses an archive-supplied Zone.Identifier stream matches the exact name 'Zone.Identifier' while a RAR5 STM record named ':Zone.Identifier:$DATA' is not matched...

JLSEC-2026-1141 Issue Summary: An error in the callback used to verify the certificate provided in a Root CA key...

Issue Summary: An error in the callback used to verify the certificate provided in a Root CA key update Certificate Management Protocol CMP message response rendered the certificate validation ineffectual, which could lead to escalation of credentials from the Registration Authority RA level to t...

JLSEC-2026-1148

NATS Server is a high-performance server for NATS.io, the cloud and edge native messaging system. Prior to 2.14.1 and 2.12.9, an MQTT client could include protocol control characters in subscription filters that were later forwarded as NATS protocol data to route or leafnode connections, corrupti...

JLSEC-2026-1098

libheif is a HEIF and AVIF file format decoder and encoder. Prior to version 1.22.0, Track::initsampletimingtable in libheif/sequences/track.cc stores an out-of-bounds chunk index mchunks.size into mpresentationtimeline when the number of chunks defined in the stco box is less than the number of...

JLSEC-2026-1093 A vulnerability was identified in WebAssembly Binaryen up to 125. This affects the function...

A vulnerability was identified in WebAssembly Binaryen up to 125. This affects the function IRBuilder::makeLocalGet/IRBuilder::makeLocalSet/IRBuilder::makeLocalTee of the file src/wasm/wasm-ir-builder.cpp of the component IRBuilder. Such manipulation of the argument Index leads to null pointer...

JLSEC-2026-1039 ImageMagick: Infinite Loop in connected-components when providing invalid arguments

ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to versions 6.9.13-51 and 7.1.2-26, when providing invalid arguments to the connected-components option an infinite loop will occur. This issue has been fixed in versions 6.9.13-51 and 7.1.2-26...

JLSEC-2026-1043 ImageMagick before 7.1.2-15 contains a heap-buffer-overflow read vulnerability in GetPixelIndex...

ImageMagick before 7.1.2-15 contains a heap-buffer-overflow read vulnerability in GetPixelIndex caused by OpenPixelCache updating image channel metadata before pixel cache memory allocation. Attackers can trigger memory and disk allocation failures to cause a heap-buffer-overflow read affecting a...

JLSEC-2026-771 OSGeo gdal has a heap-based buffer overflow

A flaw has been found in OSGeo gdal up to 3.13.0dev-4. Affected by this vulnerability is the function SWSDfldsrch of the file frmts/hdf4/hdf-eos/SWapi.c. Executing a manipulation can lead to heap-based buffer overflow. The attack requires local access. The exploit has been published and may be...

JLSEC-2026-699 X.509 trust-chain bypass (path-depth exhaustion) in the OpenSSL compatibility certificate verifier...

X.509 trust-chain bypass path-depth exhaustion in the OpenSSL compatibility certificate verifier wolfSSLX509verifycert. This affects only builds with --enable-opensslextra whose application calls X509verifycert with caller-supplied untrusted intermediates; for those users it is critical, otherwis...

JLSEC-2026-675

An issue was discovered in wolfSSL before 5.5.0. A fault injection attack on RAM via Rowhammer leads to ECDSA key disclosure. Users performing signing operations with private ECC keys, such as in server-side TLS connections, might leak faulty ECC signatures. These signatures can be processed via ...