JLSEC-2025-155 GNOME GLib before 2.65.3 has an integer overflow, that might lead to an out-of-bounds write, in...

GNOME GLib before 2.65.3 has an integer overflow, that might lead to an out-of-bounds write, in goptiongroupaddentries. NOTE: the vendor's position is "Realistically this is not a security issue. The standard pattern is for callers to provide a static list of option entries in a fixed number of...

JLSEC-2025-116 Prior to ffmpeg version 4.3, the tty demuxer did not have a '`read_probe`' function assigned to it

Prior to ffmpeg version 4.3, the tty demuxer did not have a 'readprobe' function assigned to it. By crafting a legitimate "ffconcat" file that references an image, followed by a file the triggers the tty demuxer, the contents of the second file will be copied into the output file verbatim as long...

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-2025-109 FFmpeg through 4.3 has a heap-based buffer overflow in `avio_get_str` in `libavformat/aviobuf.c`...

FFmpeg through 4.3 has a heap-based buffer overflow in aviogetstr in libavformat/aviobuf.c because dnnbackendnative.c calls ffdnnloadmodelnative and a certain index check is omitted...

JLSEC-2025-113 Buffer Overflow vulnerability exists in FFmpeg 4.1 via `apng_do_inverse_blend` in...

Buffer Overflow vulnerability exists in FFmpeg 4.1 via apngdoinverseblend in libavcodec/pngenc.c, which could let a remote malicious user cause a Denial of Service...

JLSEC-2025-126 FFmpeg version n6.1 was discovered to contain a heap buffer overflow vulnerability in the...

FFmpeg version n6.1 was discovered to contain a heap buffer overflow vulnerability in the drawblockrectangle function of libavfilter/vfcodecview.c. This vulnerability allows attackers to cause undefined behavior or a Denial of Service DoS via crafted input...

JLSEC-2025-127 FFmpeg version n5.1 to n6.1 was discovered to contain an Off-by-one Error vulnerability in...

FFmpeg version n5.1 to n6.1 was discovered to contain an Off-by-one Error vulnerability in libavfilter/avfshowspectrum.c. This vulnerability allows attackers to cause a Denial of Service DoS via a crafted input...

JLSEC-2025-139 An integer overflow in the component `/libavformat/westwood_vqa.c` of FFmpeg n6.1.1 allows attackers...

An integer overflow in the component /libavformat/westwoodvqa.c of FFmpeg n6.1.1 allows attackers to cause a denial of service in the application via a crafted VQA file...

JLSEC-2025-125 FFmpeg version n6.1.1 was discovered to contain a heap use-after-free via the `av_hwframe_ctx_init`...

FFmpeg version n6.1.1 was discovered to contain a heap use-after-free via the avhwframectxinit function...

JLSEC-2025-141 FFmpeg n6.1.1 has an Out-of-bounds Read via `libavcodec/ppc/vp8dsp_altivec.c`, static const `vec_s8`...

FFmpeg n6.1.1 has an Out-of-bounds Read via libavcodec/ppc/vp8dspaltivec.c, static const vecs8 hsubpelfiltersouter...

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-2025-133 A vulnerability was found in FFmpeg up to 7.0.1

A vulnerability was found in FFmpeg up to 7.0.1. It has been classified as critical. This affects the function pnmdecodeframe in the library /libavcodec/pnmdec.c. The manipulation leads to heap-based buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed t...

JLSEC-2025-117 FFmpeg version (git commit de8e6e67e7523e48bb27ac224a0b446df05e1640) suffers from a an assertion...

FFmpeg version git commit de8e6e67e7523e48bb27ac224a0b446df05e1640 suffers from a an assertion failure at src/libavutil/mathematics.c...

JLSEC-2025-105 FFmpeg through 4.2 has a "Conditional jump or move depends on uninitialised value" issue in...

FFmpeg through 4.2 has a "Conditional jump or move depends on uninitialised value" issue in h2645parse because allocrbspbuffer in libavcodec/h2645parse.c mishandles rbspbuffer...

JLSEC-2025-137 FFmpeg n6.1.1 has a vulnerability in the AVI demuxer of the libavformat library which allows for an...

FFmpeg n6.1.1 has a vulnerability in the AVI demuxer of the libavformat library which allows for an integer overflow, potentially resulting in a denial-of-service DoS condition...

JLSEC-2025-150 A vulnerability was found in FFmpeg up to 7.1

A vulnerability was found in FFmpeg up to 7.1. It has been rated as problematic. Affected by this issue is the function movreadtrak of the file libavformat/mov.c of the component MOV Parser. The manipulation leads to null pointer dereference. Local access is required to approach this attack. The...

JLSEC-2025-122 A null pointer dereference issue was discovered in 'FFmpeg' in `decode_main_header()` function of...

A null pointer dereference issue was discovered in 'FFmpeg' in decodemainheader function of libavformat/nutdec.c file. The flaw occurs because the function lacks check of the return value of avformatnewstream and triggers the null pointer dereference error, causing an application to crash...

JLSEC-2025-146 A flaw was found in FFmpeg's HLS demuxer

A flaw was found in FFmpeg's HLS demuxer. This vulnerability allows bypassing unsafe file extension checks and triggering arbitrary demuxers via base64-encoded data URIs appended with specific file extensions...

JLSEC-2025-135 FFmpeg n6.1.1 has a vulnerability in the WAVARC decoder of the libavcodec library which allows for...

FFmpeg n6.1.1 has a vulnerability in the WAVARC decoder of the libavcodec library which allows for an integer overflow when handling certain block types, leading to a denial-of-service DoS condition...

JLSEC-2025-148 A flaw was found in FFmpeg

A flaw was found in FFmpeg. This vulnerability allows unexpected additional CPU load and storage consumption, potentially leading to degraded performance or denial of service via the demuxing of arbitrary data as XBIN-formatted data without proper format validation...

JLSEC-2025-132 FFmpeg v.n6.1-3-g466799d4f5 allows a buffer over-read at `ff_gradfun_blur_line_movdqa_sse2`, as...

FFmpeg v.n6.1-3-g466799d4f5 allows a buffer over-read at ffgradfunblurlinemovdqasse2, as demonstrated by a call to the setencoderid function in /fftools/ffmpegenc.c component...

JLSEC-2025-136 In FFmpeg version n6.1.1, specifically within the `avcodec/speexdec.c` module, a potential security...

In FFmpeg version n6.1.1, specifically within the avcodec/speexdec.c module, a potential security vulnerability exists due to insufficient validation of certain parameters when parsing Speex codec extradata. This vulnerability could lead to integer overflow conditions, potentially resulting in...

JLSEC-2025-124 An issue was discovered in `decode_frame` in `libavcodec/tiff.c` in FFmpeg version 4.3, allows...

An issue was discovered in decodeframe in libavcodec/tiff.c in FFmpeg version 4.3, allows remote attackers to cause a denial of service DoS...

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-2025-131 FFmpeg v.n6.1-3-g466799d4f5 allows a heap-based buffer overflow via the `ff_gaussian_blur_8`...

FFmpeg v.n6.1-3-g466799d4f5 allows a heap-based buffer overflow via the ffgaussianblur8 function in libavfilter/edgetemplate.c:116:5 component...

JLSEC-2025-128 FFmpeg v.n6.1-3-g466799d4f5 allows an attacker to trigger use of a parameter of negative size in the...

FFmpeg v.n6.1-3-g466799d4f5 allows an attacker to trigger use of a parameter of negative size in the avsamplessetsilence function in thelibavutil/samplefmt.c:260:9 component...

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-2025-134 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-2025-119 An integer overflow vulnerability was found in FFmpeg versions before 4.4.2 and before 5.0.1 in...

An integer overflow vulnerability was found in FFmpeg versions before 4.4.2 and before 5.0.1 in g729parse in llibavcodec/g729parser.c when processing a specially crafted file...

JLSEC-2025-152 ffmpeg 7.1 is vulnerable to Null Pointer Dereference in function `iamf_read_header` in...

ffmpeg 7.1 is vulnerable to Null Pointer Dereference in function iamfreadheader in /libavformat/iamfdec.c...

JLSEC-2025-123 `libavcodec/pthread_frame.c` in FFmpeg before 5.1.2, as used in VLC and other products, leaves stale...

libavcodec/pthreadframe.c in FFmpeg before 5.1.2, as used in VLC and other products, leaves stale hwaccel state in worker threads, which allows attackers to trigger a use-after-free and execute arbitrary code in some circumstances e.g., hardware re-initialization upon a mid-video SPS change when...

JLSEC-2025-129 Buffer Overflow vulnerability in Ffmpeg v.n6.1-3-g466799d4f5 allows a local attacker to execute...

Buffer Overflow vulnerability in Ffmpeg v.n6.1-3-g466799d4f5 allows a local attacker to execute arbitrary code via the ffbwdiffilterintrac function in the libavfilter/bwdifdsp.c:125:5 component...

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-2025-151 A vulnerability, which was classified as critical, was found in FFmpeg up to 7.1

A vulnerability, which was classified as critical, was found in FFmpeg up to 7.1. This affects the function ffaacsearchfortns of the file libavcodec/aacenctns.c of the component AAC Encoder. The manipulation leads to stack-based buffer overflow. It is possible to initiate the attack remotely. The...

JLSEC-2025-142 A flaw was found in FFmpeg's TTY Demuxer

A flaw was found in FFmpeg's TTY Demuxer. This vulnerability allows possible data exfiltration via improper parsing of non-TTY-compliant input files in HLS playlists...

JLSEC-2025-111 `decode_frame` in `libavcodec/exr.c` in FFmpeg 4.3.1 has an out-of-bounds write because of errors in...

decodeframe in libavcodec/exr.c in FFmpeg 4.3.1 has an out-of-bounds write because of errors in calculations of when to perform memset zero operations...

JLSEC-2025-114 `dwa_uncompress` in `libavcodec/exr.c` in FFmpeg 4.4 allows an out-of-bounds array access because...

dwauncompress in libavcodec/exr.c in FFmpeg 4.4 allows an out-of-bounds array access because dccount is not strictly checked...

JLSEC-2025-104 The studio profile decoder in `libavcodec/mpeg4videodec.c` in FFmpeg 4.0 before 4.0.4 and 4.1 before...

The studio profile decoder in libavcodec/mpeg4videodec.c in FFmpeg 4.0 before 4.0.4 and 4.1 before 4.1.2 allows remote attackers to cause a denial of service out-of-array access or possibly have unspecified other impact via crafted MPEG-4 video data...

JLSEC-2025-112 FFmpeg <=4.3 contains a buffer overflow vulnerability in libavcodec through a crafted file that may...

FFmpeg =4.3 contains a buffer overflow vulnerability in libavcodec through a crafted file that may lead to remote code execution...

JLSEC-2025-108 `cbs_jpeg_split_fragment` in `libavcodec/cbs_jpeg.c` in FFmpeg 4.1 and 4.2.2 has a heap-based buffer...

cbsjpegsplitfragment in libavcodec/cbsjpeg.c in FFmpeg 4.1 and 4.2.2 has a heap-based buffer overflow during JPEGMARKERSOS handling because of a missing length check...

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-2025-103 A denial of service in the subtitle decoder in FFmpeg 3.2 and 4.1 allows attackers to hog the CPU...

A denial of service in the subtitle decoder in FFmpeg 3.2 and 4.1 allows attackers to hog the CPU via a crafted video file in Matroska format, because handleopenbrace in libavcodec/htmlsubtitles.c has a complex format argument to sscanf...

JLSEC-2025-106 In FFmpeg before 4.2, `avcodec_open2` in `libavcodec/utils.c` allows a NULL pointer dereference and...

In FFmpeg before 4.2, avcodecopen2 in libavcodec/utils.c allows a NULL pointer dereference and possibly unspecified other impact when there is no valid close function pointer...

JLSEC-2025-100 A flaw was found in the SFTP server message decoding logic of libssh

A flaw was found in the SFTP server message decoding logic of libssh. The issue occurs due to an incorrect packet length check that allows an integer overflow when handling large payload sizes on 32-bit systems. This issue leads to failed memory allocation and causes the server process to crash,...

JLSEC-2025-99 A flaw was found in libssh, a library that implements the SSH protocol

A flaw was found in libssh, a library that implements the SSH protocol. When calculating the session ID during the key exchange KEX process, an allocation failure in cryptographic functions may lead to a NULL pointer dereference. This issue can cause the client or server to crash...

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-2025-95

The SSH transport protocol with certain OpenSSH extensions, found in OpenSSH before 9.6 and other products, allows remote attackers to bypass integrity checks such that some packets are omitted from the extension negotiation message, and a client and server may consequently end up with a connecti...

JLSEC-2025-98 A flaw was found in the key export functionality of libssh

A flaw was found in the key export functionality of libssh. The issue occurs in the internal function responsible for converting cryptographic keys into serialized formats. During error handling, a memory structure is freed but not cleared, leading to a potential double free issue if an additiona...

JLSEC-2025-92 GnuPG through 2.3.6, in unusual situations where an attacker possesses any secret-key information...

GnuPG through 2.3.6, in unusual situations where an attacker possesses any secret-key information from a victim's keyring and other constraints e.g., use of GPGME are met, allows signature forgery via injection into the status line...

JLSEC-2025-93 A vulnerability was found in the Libksba library due to an integer overflow within the CRL parser

A vulnerability was found in the Libksba library due to an integer overflow within the CRL parser. The vulnerability can be exploited remotely for code execution on the target system by passing specially crafted data to the application, for example, a malicious S/MIME attachment...