JLSEC-2025-145 FFmpeg n6.1.1 has a vulnerability in the DXA demuxer of the libavformat library allowing for an...

FFmpeg n6.1.1 has a vulnerability in the DXA demuxer of the libavformat library allowing for an integer overflow, potentially resulting in a denial-of-service DoS condition or other undefined behavior...

JLSEC-2025-97 A flaw was found in libssh versions built with OpenSSL versions older than 3.0, specifically in the...

A flaw was found in libssh versions built with OpenSSL versions older than 3.0, specifically in the sshkdf function responsible for key derivation. Due to inconsistent interpretation of return values where OpenSSL uses 0 to indicate failure and libssh uses 0 for success—the function may mistakenl...

JLSEC-2025-74 valid.c in libxml2 before 2.9.13 has a use-after-free of ID and IDREF attributes.

valid.c in libxml2 before 2.9.13 has a use-after-free of ID and IDREF attributes...

JLSEC-2025-67 xmlSchemaPreRun in xmlschemas.c in libxml2 2.9.10 allows an xmlSchemaValidateStream memory leak.

xmlSchemaPreRun in xmlschemas.c in libxml2 2.9.10 allows an xmlSchemaValidateStream memory leak...

JLSEC-2025-83 An issue was discovered in libxml2 before 2.11.7 and 2.12.x before 2.12.5

An issue was discovered in libxml2 before 2.11.7 and 2.12.x before 2.12.5. When using the XML Reader interface with DTD validation and XInclude expansion enabled, processing crafted XML documents can lead to an xmlValidatePopElement use-after-free...

JLSEC-2025-68 xmlStringLenDecodeEntities in parser.c in libxml2 2.9.10 has an infinite loop in a certain...

xmlStringLenDecodeEntities in parser.c in libxml2 2.9.10 has an infinite loop in a certain end-of-file situation...

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-2025-22 D-Bus before 1.15.6 sometimes allows unprivileged users to crash dbus-daemon

D-Bus before 1.15.6 sometimes allows unprivileged users to crash dbus-daemon. If a privileged user with control over the dbus-daemon is using the org.freedesktop.DBus.Monitoring interface to monitor message bus traffic, then an unprivileged user with the ability to connect to the same dbus-daemon...

JLSEC-2025-14 cairo 1.16.0, in `cairo_ft_apply_variations()` in cairo-ft-font.c, would free memory using a free...

cairo 1.16.0, in cairoftapplyvariations in cairo-ft-font.c, would free memory using a free function incompatible with WebKit's fastMalloc, leading to an application crash with a "free: invalid pointer" error...

JLSEC-2025-1 CR/LF injection in URIs.jl (also affects HTTP.jl)

Description The URIs.jl and HTTP.jl packages allowed the construction of URIs containing CR/LF characters. If user input was not otherwise escaped or protected, this can lead to a CRLF injection attack. With this simple Julia code, you can inject a custom header named Foo with the value bar: juli...

JLSEC-2026-1372

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, the built-in HTTP transport in src/libgit2/transports/http.c follows an offsite initial redirect, an...

JLSEC-2026-1365 wasmtime has a panic when allocating a table exceeding the size of the host's address space

Impact Wasmtime's allocation logic for a WebAssembly table contained checked arithmetic which panicked on overflow. This overflow is possible to trigger, and thus panic, when a table with an extremely large size is allocated. This is possible with the WebAssembly memory64 proposal where tables ca...

JLSEC-2026-1351 Wasmtime is vulnerable to panic when dropping a `[Typed]Func::call_async` future

The affected versions of Wasmtime can panic if the host embedder drops the future returned by wasmtime::component::TypedFunc::callasync before it resolves. Details Starting with Wasmtime 39.0.0, the component-model-async feature became the default, which brought with it a new implementation of...

JLSEC-2026-1324 sshd in OpenSSH before 10.4 allows remote attackers to cause a denial of service (resource...

sshd in OpenSSH before 10.4 allows remote attackers to cause a denial of service resource consumption from excessive authentication attempts because MaxAuthTries was mishandled for GSSAPIAuthentication...

JLSEC-2026-1300

Buffer Overflow vulnerability in libxlsv.1.6.2 allows a remote attacker to execute arbitrary code and cause a denial of service via a crafted XLS file to the getstring function in xlstool.c:411...

JLSEC-2026-1261 GNU patch is vulnerable to a denial of service (DoS) due to improper validation of hunk (single...

GNU patch is vulnerable to a denial of service DoS due to improper validation of hunk single block of changes in diff line offsets in unified-diff input. A specially crafted patch can specify an extremely large line number, causing the application to enter an effectively infinite processing loop...

JLSEC-2026-1258 In MIT Kerberos 5 (aka krb5) before 1.22.3, there is a NULL pointer dereference if an application...

In MIT Kerberos 5 aka krb5 before 1.22.3, there is a NULL pointer dereference if an application calls gssacceptseccontext on a system with a NegoEx mechanism registered in /etc/gss/mech. An unauthenticated remote attacker can trigger this, causing the process to terminate in parsenegomessage...

JLSEC-2026-1244 A flaw was found in GLib. An out-of-bounds read of only 2 bytes can occur in the...

A flaw was found in GLib. An out-of-bounds read of only 2 bytes can occur in the gdatetimegetymd function in the glib/gdatetime.c file when an invalid GDateTime object produced by the gdatetimeaddfull function is processed. This flaw can corrupt the date output and potentially cause logic errors...

JLSEC-2026-1208 When asked to both use a `.netrc` file for credentials and to follow HTTP redirects, libcurl...

When asked to both use a .netrc file for credentials and to follow HTTP redirects, libcurl could leak the password used for the first host to the followed-to host under certain circumstances...

JLSEC-2026-1204 libcurl might in some circumstances reuse the wrong connection when asked to do an authenticated...

libcurl might in some circumstances reuse the wrong connection when asked to do an authenticated HTTPS request after a Negotiate-authenticated one, when both use the same host. libcurl features a pool of recent connections so that subsequent requests can reuse an existing connection to avoid...

JLSEC-2026-1206

curl might erroneously pass on credentials for a first proxy to a second proxy. This can happen when the following conditions are true: 1. curl is setup to use specific different proxies for different URL schemes 2. the first proxy needs credentials 3. the second proxy uses no credentials 4. whil...

JLSEC-2026-1199 libcurl keeps previously used connections in a connection pool for subsequent transfers to reuse...

libcurl keeps previously used connections in a connection pool for subsequent transfers to reuse if one of them matches the setup. An easy handle that first uses default native CA trust can continue trusting the native platform store after the application switches that same handle to custom CA...

JLSEC-2026-1201 Successfully using libcurl to do a transfer to a specific HTTP origin (`hostA`) with **Digest**...

Successfully using libcurl to do a transfer to a specific HTTP origin hostA with Digest authentication and then changing the origin to a different one hostB for a second transfer, reusing the same handle, makes libcurl wrongly pass on the Authorization: header field meant for hostA, to hostB...

JLSEC-2026-1214 The curl logic that works with SASL authentication could end up cleaning up the GSASL context ...

The curl logic that works with SASL authentication could end up cleaning up the GSASL context twice without clearing the pointer in between, making it free the same pointer twice...

JLSEC-2026-1194 An issue was discovered in freedesktop poppler v25.04.0. The heap memory containing PDF stream...

An issue was discovered in freedesktop poppler v25.04.0. The heap memory containing PDF stream objects is not cleared upon program exit, allowing attackers to obtain sensitive PDF content via a memory dump...

JLSEC-2026-1187 FFmpeg 7.0 through 8.1.2, fixed in commit 4da9812, contains a heap out-of-bounds write...

FFmpeg 7.0 through 8.1.2, fixed in commit 4da9812, contains a heap out-of-bounds write vulnerability in the vfquirc filter that allows an attacker to corrupt heap memory by supplying a crafted PGS/SUP subtitle file with mismatched frame dimensions. Attackers can provide a subtitle file whose seco...

JLSEC-2026-1165 Deno: WebSocket API sandbox bypass via missing post-DNS check

Summary When a WebSocket connection was opened, Deno checked the destination hostname against --deny-net rules but did not re-check the IP addresses that hostname resolved to. An attacker-controlled script could use a specially crafted domain name that passes the hostname check yet resolves to a...

JLSEC-2026-1163

HDF5 is a high-performance library and a file format specification that implements the HDF5 data model. If H5Igetname is invoked on a group id with 0 for the size parameter, it will underflow when trying to place a null terminator in the buffer. This can occur if H5Igetname is invoked in a way...

JLSEC-2026-1146

NATS Server is a high-performance server for NATS.io, the cloud and edge native messaging system. Prior to 2.14.3 and 2.12.12, MQTT retained message delivery and QoS1+ durable replay could deliver messages whose original topics matched a subscriber configured subscribe deny rule because these...

JLSEC-2026-1143 Issue summary: When an application drives an AES-OCB context through the public EVP_Cipher() one...

Issue summary: When an application drives an AES-OCB context through the public EVPCipher one-shot interface, the application-supplied initialisation vector IV is silently discarded. Impact summary: Every message encrypted under the same key uses the same effective nonce regardless of the IV...

JLSEC-2026-1129

NATS-Server is a High-Performance server for NATS.io, a cloud and edge native messaging system. Prior to versions 2.11.15 and 2.12.6, the NATS message header Nats-Request-Info: is supposed to be a guarantee of identity by the NATS server, but the stripping of this header from inbound messages was...

JLSEC-2026-1155 Issue summary: A signed integer overflow when sizing the destination buffer for Unicode output in...

Issue summary: A signed integer overflow when sizing the destination buffer for Unicode output in ASN1mbstringncopy can lead to a heap buffer overflow. Impact summary: A heap buffer overflow may lead to a crash or possibly attacker controlled code execution or other undefined behaviour. In...

JLSEC-2026-1131

NATS-Server is a High-Performance server for NATS.io, a cloud and edge native messaging system. Prior to versions 2.11.15 and 2.12.6, if a nats-server is run with static credentials for all clients provided via argv the command-line, then those credentials are visible to any user who can see the...

JLSEC-2026-1104

In LibRaw, an out-of-bounds read vulnerability exists within the "simpledecoderow" function libraw\src\x3f\x3futilspatched.cpp which can be triggered via an image with a large rowstride field...

JLSEC-2026-1118

A flaw has been found in LibRaw up to 0.22.0. This affects the function LibRaw::nikonloadpaddedpackedraw of the file src/decoders/decoderslibraw.cpp of the component TIFF/NEF. Executing a manipulation of the argument loadflags/rawwidth can lead to out-of-bounds read. It is possible to launch the...

JLSEC-2026-1032 ImageMagick: Memory Leak in wand option parser when providing invalid arguments

ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to version 7.1.2-25, when providing invalid options to the wand option parser a small memory leak will occur. This issue has been patched in version 7.1.2-25...

JLSEC-2026-1022 ImageMagick has a Heap Buffer Underwrite in the Floyd-Steinberg depth dithering method

ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to version 7.1.2-24, when using an image with mask the Floyd-Steinberg dithering method it will cause a negative heap buffer over-write. This issue has been patched in version 7.1.2-24...

JLSEC-2026-969 ImageMagick: Invalid MSL <map> can result in a use after free

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, the MSL interpreter crashes when processing a invalid element that causes it to use an image after it has been freed. Versions 7.1.2-15 and 6.9.13-40 contain a...

JLSEC-2026-978 ImageMagick has stack write buffer overflow in MNG encoder

A stack buffer overflow vulnerability exists in the MNG encoder. There is a bounds checks missing that could corrupting the stack with attacker-controlled data. ==2265506==ERROR: AddressSanitizer: stack-buffer-overflow on address 0x7ffec4971310 at pc 0x55e671b8a072 bp 0x7ffec4970f70 sp...

JLSEC-2026-1041 ImageMagick: Policy Bypass in concatenate operation due to missing checks

ImageMagick is free and open-source software used for editing and manipulating digital images. In versions prior to 7.1.2-26he, the -concatenate operation is missing policy checks, potentially resulting in both reading and writing to paths disallowed by the security policy. This issue has been...

JLSEC-2026-875

A heap based buffer overflow in coders/tiff.c may result in program crash and denial of service in ImageMagick before 7.0.10-45...

JLSEC-2026-871

A flaw was found in ImageMagick in MagickCore/gem-private.h. An attacker who submits a crafted file that is processed by ImageMagick could trigger undefined behavior in the form of values outside the range of type unsigned char or division by zero. This would most likely lead to an impact to...

JLSEC-2026-1073 ImageMagick before 7.1.2-26 contains a memory leak vulnerability in the TIFF encoder when memory...

ImageMagick before 7.1.2-26 contains a memory leak vulnerability in the TIFF encoder when memory allocation fails. Attackers can trigger allocation failures during TIFF image processing to cause memory exhaustion and denial of service...

JLSEC-2026-995 ImageMagick has a heap Buffer Overflow in ImageMagick MVG decoder

ImageMagick is free and open-source software used for editing and manipulating digital images. In versions below both 7.1.2-19 and 6.9.13-44, a heap buffer overflow occurs in the MVG decoder that could result in an out of bounds write when processing a crafted image. This issue has been fixed in...

JLSEC-2026-981 ImageMagick: Integer overflow in DIB coder can result in out of bounds read or write

ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to versions 7.1.2-16 and 6.9.13-41, an integer overflow in DIB coder can result in out of bounds read or write. This vulnerability is fixed in 7.1.2-16 and 6.9.13-41...

JLSEC-2026-935 ImageMagick MSL: Stack overflow via infinite recursion in ProcessMSLScript

Summary Stack overflow via infinite recursion in MSL Magick Scripting Language command when writing to MSL format. Version - ImageMagick 7.x tested on current main branch - Commit: HEAD - Requires: libxml2 support for MSL parsing Steps to Reproduce Method 1: Using ImageMagick directly bash magick...

JLSEC-2026-1056 ImageMagick through 7.1.2-18 contains a memory leak vulnerability in the ASHLAR coder when an...

ImageMagick through 7.1.2-18 contains a memory leak vulnerability in the ASHLAR coder when an action fails. Attackers can trigger failed actions to exhaust memory resources and cause denial of service...

JLSEC-2026-936

ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to versions 7.1.2-13 and 6.9.13-38, a heap buffer overflow vulnerability in the XBM image decoder ReadXBMImage allows an attacker to write controlled data past the allocated heap buffer when...

JLSEC-2026-1052 ImageMagick before 7.1.2-15 and 6.9.13-40 contains a memory leak in coders/txt.c when processing...

ImageMagick before 7.1.2-15 and 6.9.13-40 contains a memory leak in coders/txt.c when processing TXT files with texture attributes: the texture object allocated via ReadImage is not released when GetTypeMetrics fails, leaking memory each time a crafted TXT file with a texture attribute is process...

JLSEC-2026-1006 ImageMagick: Heap Buffer Over-Read in IPTC encoder

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, when writing an IPTC output file a malicious input file could cause an out of bounds read of a single byte. This issue has been patched in versions 6.9.13-47 an...