JLSEC-2025-228 Mbed TLS before 3.6.4 has a race condition in AESNI detection if certain compiler optimizations...

Mbed TLS before 3.6.4 has a race condition in AESNI detection if certain compiler optimizations occur. An attacker may be able to extract an AES key from a multithreaded program, or perform a GCM forgery...

JLSEC-2025-227 Mbed TLS before 2.28.10 and 3.x before 3.6.3, on the client side, accepts servers that have trusted...

Mbed TLS before 2.28.10 and 3.x before 3.6.3, on the client side, accepts servers that have trusted certificates for arbitrary hostnames unless the TLS client application calls mbedtlssslsethostname...

JLSEC-2025-192 A logic error was found in the libmount library of util-linux in the function that allows an...

A logic error was found in the libmount library of util-linux in the function that allows an unprivileged user to unmount a FUSE filesystem. This flaw allows an unprivileged local attacker to unmount FUSE filesystems that belong to certain other users who have a UID that is a prefix of the UID of...

JLSEC-2025-193 A logic error was found in the libmount library of util-linux in the function that allows an...

A logic error was found in the libmount library of util-linux in the function that allows an unprivileged user to unmount a FUSE filesystem. This flaw allows a local user on a vulnerable system to unmount other users' filesystems that are either world-writable themselves like /tmp or mounted in a...

JLSEC-2025-183 An issue was discovered in libgit2 before 0.28.4 and 0.9x before 0.99.0

An issue was discovered in libgit2 before 0.28.4 and 0.9x before 0.99.0. checkout.c mishandles equivalent filenames that exist because of NTFS short names. This may allow remote code execution when cloning a repository. This issue is similar to CVE-2019-1353...

JLSEC-2025-177 libjpeg-turbo 2.0.1 has a heap-based buffer over-read in the `put_pixel_rows` function in wrbmp.c,...

libjpeg-turbo 2.0.1 has a heap-based buffer over-read in the putpixelrows function in wrbmp.c, as demonstrated by djpeg...

JLSEC-2025-168 A flaw was found in GLib

A flaw was found in GLib. A denial of service on Windows platforms may occur if an application attempts to spawn a program using long command lines...

JLSEC-2025-158 An issue was discovered in GNOME GLib before 2.66.8

An issue was discovered in GNOME GLib before 2.66.8. When gfilereplace is used with GFILECREATEREPLACEDESTINATION to replace a path that is a dangling symlink, it incorrectly also creates the target of the symlink as an empty file, which could conceivably have security relevance if the symlink is...

JLSEC-2025-134 A vulnerability, which was classified as critical, was found in FFmpeg up to 5.1.5

A vulnerability, which was classified as critical, was found in FFmpeg up to 5.1.5. This affects the function fillaudiodata of the file /libswresample/swresample.c. The manipulation leads to heap-based buffer overflow. It is possible to initiate the attack remotely. This issue was fixed in versio...

JLSEC-2025-121 An issue was discovered in the FFmpeg package, where `vp3_decode_frame` in `libavcodec/vp3.c` lacks...

An issue was discovered in the FFmpeg package, where vp3decodeframe in libavcodec/vp3.c lacks check of the return value of avmalloc and will cause a null pointer dereference, impacting availability...

JLSEC-2025-118 `adts_decode_extradata` in `libavformat/adtsenc.c` in FFmpeg 4.4 does not check the `init_get_bits`...

adtsdecodeextradata in libavformat/adtsenc.c in FFmpeg 4.4 does not check the initgetbits return value, which is a necessary step because the second argument to initgetbits can be crafted...

JLSEC-2025-144 FFmpeg version n6.1.1 has a double-free vulnerability in the `fftools/ffmpeg_mux_init.c` component...

FFmpeg version n6.1.1 has a double-free vulnerability in the fftools/ffmpegmuxinit.c component of FFmpeg, specifically within the newstreamaudio function...

JLSEC-2025-107 FFmpeg before 4.2 has a heap-based buffer overflow in `vqa_decode_chunk` because of an out-of-array...

FFmpeg before 4.2 has a heap-based buffer overflow in vqadecodechunk because of an out-of-array access in vqadecodeinit in libavcodec/vqavideo.c...

JLSEC-2025-138 FFmpeg n6.1.1 has an integer overflow vulnerability in the FFmpeg CAF decoder.

FFmpeg n6.1.1 has an integer overflow vulnerability in the FFmpeg CAF decoder...

JLSEC-2025-86 libxml2 before 2.12.10 and 2.13.x before 2.13.6 has a use-after-free in xmlSchemaIDCFillNodeTables...

libxml2 before 2.12.10 and 2.13.x before 2.13.6 has a use-after-free in xmlSchemaIDCFillNodeTables and xmlSchemaBubbleIDCNodeTables in xmlschemas.c. To exploit this, a crafted XML document must be validated against an XML schema with certain identity constraints, or a crafted XML schema must be...

JLSEC-2025-63 An issue was discovered in libexpat before 2.6.3

An issue was discovered in libexpat before 2.6.3. dtdCopy in xmlparse.c can have an integer overflow for nDefaultAtts on 32-bit platforms where UINTMAX equals SIZEMAX...

JLSEC-2025-25 curl 7.41.0 through 7.73.0 is vulnerable to an improper check for certificate revocation due to...

curl 7.41.0 through 7.73.0 is vulnerable to an improper check for certificate revocation due to insufficient verification of the OCSP response...

JLSEC-2025-12 cairo-truetype-subset.c in cairo 1.15.6 and earlier allows remote attackers to cause a denial of...

cairo-truetype-subset.c in cairo 1.15.6 and earlier allows remote attackers to cause a denial of service out-of-bounds read because of mishandling of an unexpected malloc0 call...

JLSEC-2026-1315 Exiv2 has quadratic performance in ICC profile parsing in `JpegBase::readMetadata`

Impact A denial-of-service was found in Exiv2 version v0.28.5: a quadratic algorithm in the ICC profile parsing code in jpegBase::readMetadata can cause Exiv2 to run for a long time. Exiv2 is a command-line utility and C++ library for reading, writing, deleting, and modifying the metadata of imag...

JLSEC-2026-1302

libcroco through 0.6.13 has excessive recursion in crparserparseanycore in cr-parser.c, leading to stack consumption...

JLSEC-2026-1287

Date.parse in the date gem through 3.2.0 for Ruby allows ReDoS regular expression Denial of Service via a long string. The fixed versions are 3.2.1, 3.1.2, 3.0.2, and 2.0.1...

JLSEC-2026-1278 GNOME libsoup before 3.6.1 allows a buffer overflow in applications that perform conversion to...

GNOME libsoup before 3.6.1 allows a buffer overflow in applications that perform conversion to UTF-8 in soupheaderparseparamliststrict. There is a plausible way to reach this remotely via soupmessageheadersgetcontenttype e.g., an application may want to retrieve the content type of a request or...

JLSEC-2026-1275 libgit2 versions v0.27.0 through v1.9.0 built with the libssh2 SSH backend (USE_SSH=libssh2)...

libgit2 versions v0.27.0 through v1.9.0 built with the libssh2 SSH backend USESSH=libssh2 contain a shell command injection vulnerability that allows remote attackers to execute arbitrary commands on an SSH server by supplying a repository path containing unescaped shell metacharacters such as...

JLSEC-2026-1265 GNU gzip contains a global buffer overflow vulnerability in the LZH decompression logic caused by...

GNU gzip contains a global buffer overflow vulnerability in the LZH decompression logic caused by improper reuse of shared global state between different decompression formats within a single execution. GNU gzip maintains a global array that is shared across the LZ77, LZW, and LZH decompression...

JLSEC-2026-1256

An invalid pointer in the modbusreceive function of libmodbus v3.1.6 allows attackers to cause a Denial of Service DoS via a crafted message sent to the unit-test-server...

JLSEC-2026-1246 A flaw was found in GLib. A buffer over-read can occur in g_io_channel_read_line_backend() in the...

A flaw was found in GLib. A buffer over-read can occur in giochannelreadlinebackend in the giochannel.c file when a custom line terminator with a length greater than one is set, causing memcmp to read past the GString buffer. This vulnerability can cause a minor information disclosure of 7 bytes ...

JLSEC-2026-1248 A flaw was found in GLib. The D-Bus client-side implementation of the DBUS_COOKIE_SHA1 SASL...

A flaw was found in GLib. The D-Bus client-side implementation of the DBUSCOOKIESHA1 SASL authentication mechanism does not validate the cookiecontext parameter received from the server. A malicious D-Bus server can supply a cookiecontext containing path traversal sequences, causing the client to...

JLSEC-2026-1247 A flaw was found in GLib. An off-by-one error can occur in the g_key_file_get_locale_string_list...

A flaw was found in GLib. An off-by-one error can occur in the gkeyfilegetlocalestringlist function in the gkeyfile.c file when loading a key file with an empty value. This flaw can cause an out-of-bounds access of 1 byte or a denial of service when the out-of-bounds access crosses a page boundar...

JLSEC-2026-1242 ncurses v6.5 and v6.4 are vulnerable to Buffer Overflow in progs/infocmp.c, function...

The infocmp command-line tool in ncurses before 6.5-20251213 has a stack-based buffer overflow in analyzestring in progs/infocmp.c...

JLSEC-2026-1240

Use After Free in libxml2's xmlParseInternalSubset from GNOME libxml2 version 2.9.11 to 2.11.0 allows a remote attacker to cause a denial-of-service via maliciously crafted XML input with improper entity resolution handling...

JLSEC-2026-1202 When a user invokes curl using a schemeless URL combined with `--proto-default` sftp (or scp), a...

When a user invokes curl using a schemeless URL combined with --proto-default sftp or scp, a disconnect occurs between the tool layer and libcurl. The tool layer incorrectly infers the URL scheme, which erroneously bypasses the initialization of critical SSH security options like...

JLSEC-2026-1212 libcurl might in some circumstances reuse the wrong connection when asked to do Negotiate...

libcurl might in some circumstances reuse the wrong connection when asked to do Negotiate-authenticated ones, even when they are set to use different 'services'. libcurl features a pool of recent connections so that subsequent requests can reuse an existing connection to avoid overhead. When...

JLSEC-2026-1219 Calling `curl_easy_pause()` within the event-based `CURLMOPT_SOCKETFUNCTION` callback triggers a...

Calling curleasypause within the event-based CURLMOPTSOCKETFUNCTION callback triggers a use-after-free vulnerability, where libcurl attempts to store a flag using a dangling struct pointer immediately after that pointer's memory has been freed...

JLSEC-2026-1213 A flaw in curl’s cookie parsing logic allows a malicious HTTP server to set 'super cookies' that...

A flaw in curl’s cookie parsing logic allows a malicious HTTP server to set 'super cookies' that bypass the Public Suffix List check. This enables an attacker-controlled origin to inject cookies that curl subsequently scopes and transmits to unrelated third-party domains...

JLSEC-2026-1162

HDF5 is a high-performance library and a file format specification that implements the HDF5 data model. If a file is corrupted such that an array datatype's size, the number of elements, and the element size are not in agreement it can trigger an out of bounds read. The array datatype stores the...

JLSEC-2026-1136 Issue summary: Remote peer may exhaust heap memory of the QUIC server or client by flooding it...

Issue summary: Remote peer may exhaust heap memory of the QUIC server or client by flooding it with packets containing PATHCHALLENGE frames. Impact summary: A malicious remote peer can cause an unbounded memory allocation which can lead to an abnormal termination of the application acting as a QU...

JLSEC-2026-1128

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, users with JetStream admin API access to restore one stream could restore to other stream names, impacting data which should have been protected against them...

JLSEC-2026-1119

NATS nats-server before 2.9.23 and 2.10.x before 2.10.2 has an authentication bypass. An implicit $G user in an authorization block can sometimes be used for unauthenticated access, even when the intention of the configuration was for each user to have an account. The earliest affected version is...

JLSEC-2026-1113

An integer overflow vulnerability exists in the deflatedngloadraw functionality of LibRaw Commit 8dc68e2. A specially crafted malicious file can lead to a heap buffer overflow. An attacker can provide a malicious file to trigger this vulnerability...

JLSEC-2026-1117

A weakness has been identified in LibRaw up to 0.22.0. This impacts the function HuffTable::initval of the file src/decompressors/losslessjpeg.cpp of the component JPEG DHT Parser. This manipulation of the argument bits causes out-of-bounds write. It is possible to initiate the attack remotely. T...

JLSEC-2026-1108

A flaw was found in LibRaw. A heap-buffer-overflow in raw2imageex caused by a maliciously crafted file may lead to an application crash...

JLSEC-2026-1091

Buffer Over-read in GitHub repository hpjansson/chafa prior to 1.10.3...

JLSEC-2026-1066 ImageMagick before 7.1.2-26 and 6.9.13-51 contains a use-after-free vulnerability that occurs...

ImageMagick before 7.1.2-26 and 6.9.13-51 contains a use-after-free vulnerability that occurs when freetype initialization fails: the method does not exit and continues to use memory that was already freed. This can be triggered during image processing and may lead to a denial of service...

JLSEC-2026-987 ImageMagick has heap buffer overflow in WriteXWDImage due to CARD32 arithmetic overflow in bytes_per_line calculation

A 32-bit unsigned integer overflow in the XWD X Windows encoder can cause an undersized heap buffer allocation. When writing a extremely large image an out of bounds heap write can occur. ================================================================= ==741961==ERROR: AddressSanitizer:...

JLSEC-2026-1055 ImageMagick before 7.1.2-19 contains a heap buffer overflow vulnerability in the FTXT encoder due...

ImageMagick before 7.1.2-19 contains a heap buffer overflow vulnerability in the FTXT encoder due to missing boundary checks when parsing ftxt:format. Remote attackers can trigger an out of bounds read by crafting malicious FTXT image files to cause denial of service or information disclosure...

JLSEC-2026-1029 ImageMagick has out-of-bounds write in ICON decoder due to incorrect loop

ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to versions 6.9.13-50 and 7.1.2-25, an incorrect loop in the ICON decoder can result in an out of bounds heap write resulting in a crash. This issue has been patched in versions 6.9.13-50 and...

JLSEC-2026-904

A stack-based buffer overflow issue was found in ImageMagick's coders/tiff.c. This flaw allows an attacker to trick the user into opening a specially crafted malicious tiff file, causing an application to crash, resulting in a denial of service...

JLSEC-2026-852

In IntensityCompare of /magick/quantize.c, there are calls to PixelPacketIntensity which could return overflowed values to the caller when ImageMagick processes a crafted input file. To mitigate this, the patch introduces and uses the ConstrainPixelIntensity function, which forces the pixel...

JLSEC-2026-846

In the CropImage and CropImageToTiles routines of MagickCore/transform.c, rounding calculations performed on unconstrained pixel offsets was causing undefined behavior in the form of integer overflow and out-of-range values as reported by UndefinedBehaviorSanitizer. Such issues could cause a...

JLSEC-2026-942 ImageMagick: Possible memory leak in ASHLAR encoder

A memory leak in the ASHLAR image writer allows an attacker to exhaust process memory by providing a crafted image that results in small objects that are allocated but never freed. ==880062== Memcheck, a memory error detector ==880062== Copyright C 2002-2017, and GNU GPL'd, by Julian Seward et al...