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-2026-1000 ImageMagick has a heap buffer overflow (WRITE) in the YAML and JSON encoders.

ImageMagick is free and open-source software used for editing and manipulating digital images. In versions below 7.1.2-19, a crafted image could result in an out of bounds heap write when writing a yaml or json output, resulting in a crash. This issue has been fixed in version 7.1.2-19...

JLSEC-2026-844

TIFFGetProfiles in /coders/tiff.c calls strstr which causes a large out-of-bounds read when it searches for "dc:format="image/dng" within profile due to improper string handling, when a crafted input file is provided to ImageMagick. The patch uses a StringInfo type instead of a raw C string to...

JLSEC-2026-1076 ImageMagick before 7.1.2-26 contains a memory leak vulnerability in the VIFF encoder when memory...

ImageMagick before 7.1.2-26 contains a memory leak vulnerability in the VIFF encoder when memory allocation fails. Attackers can trigger allocation failures by processing specially crafted VIFF images to exhaust available memory and cause denial of service...

JLSEC-2026-1079 ImageMagick: Heap Buffer Over-Write in morphology operation when an invalid kernel is provided

ImageMagick is free and open-source software used for editing and manipulating digital images. In versions prior to 6.9.13-51 and 7.0.1-0 and above prior to 7.1.2-26, an invalid kernel can cause a heap buffer over-write when performing a morphology operation with a user supplied kernel. This issu...

JLSEC-2026-1038 ImageMagick: Stack Overflow in MVG decoder due to missing depth check.

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, a missing depth check in the MVG decoder will result in a stack overflow when a crafted image is provided. This issue has been fixed in versions 6.9.13-51 and...

JLSEC-2026-988 ImageMagick is vulnerable to heap buffer over-write on 32-bit systems in SFW decoder

ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to 7.1.2-16 and 6.9.13-41, an overflow on 32-bit systems can cause a crash in the SFW decoder when processing extremely large images. This vulnerability is fixed in 7.1.2-16 and 6.9.13-41...

JLSEC-2026-1080 ImageMagick: Heap Buffer Over-Write in fx operation

ImageMagick is free and open-source software used for editing and manipulating digital images. In versions prior to 7.1.2-27, a heap buffer over-write can occur in the fx operation by passing a crafted argument. This issue has been fixed in version 7.1.2-27...

JLSEC-2026-945 ImageMagick has NULL pointer dereference in ReadSFWImage after DestroyImageInfo (sfw.c)

In ReadSFWImage coders/sfw.c, when temporary file creation fails, readinfo is destroyed before its filename member is accessed, causing a NULL pointer dereference and crash. AddressSanitizer:DEADLYSIGNAL ================================================================= ==1414421==ERROR:...

JLSEC-2026-959 ImageMagick has Heap Out-of-Bounds Read in DCM Decoder (ReadDCMImage)

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 out-of-bounds read vulnerability exists in the coders/dcm.c module. When processing DICOM files with a specific configuration, the decoder loop incorrect...

JLSEC-2026-1051

ImageMagick before 7.1.2-19 contains an out-of-bounds access vulnerability in ConnectedComponentsImage when processing connected-components artifacts with invalid indices. Attackers can trigger access violations by specifying malformed connected-components definitions via CLI, causing denial of...

JLSEC-2026-859

WritePALMImage in /coders/palm.c used sizet casts in several areas of a calculation which could lead to values outside the range of representable type unsigned long undefined behavior when a crafted input file was processed by ImageMagick. The patch casts to ssizet instead to avoid this issue. Re...

JLSEC-2026-1023 ImageMagick has an Infinite Loop in subimage-search with crafted image

ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to versions 6.9.13-49 and 7.1.2-24, an infinite loop in the subimage-search operation can happen when using a crafted image. This issue has been patched in versions 6.9.13-49 and 7.1.2-24...

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...

JLSEC-2026-1042 ImageMagick before 7.1.2-19 contains an off-by-one error in morphology validation allowing out-of...

ImageMagick before 7.1.2-19 contains an off-by-one error in morphology validation allowing out-of-bounds heap buffer reads. Attackers can trigger heap buffer overflow by providing incorrect morphology parameters causing single pixel memory access violations...

JLSEC-2026-967 ImageMagick has a possible infinite loop in its JPEG encoder when using `jpeg:extent`

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 continue statement in the JPEG extent binary search loop in the jpeg encoder causes an infinite loop when writing persistently fails. An attacker can trigger ...

JLSEC-2026-839

In ImageMagick before 7.0.8-25, a memory leak exists in WriteDIBImage in coders/dib.c...

JLSEC-2026-983 ImageMagick has stack buffer overflow in MagnifyImage

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, MagnifyImage uses a fixed-size stack buffer. When using a specific image it is possible to overflow this buffer and corrupt the stack. This vulnerability is fix...

JLSEC-2026-872

A flaw was found in ImageMagick in MagickCore/statistic.c. An attacker who submits a crafted file that is processed by ImageMagick could trigger undefined behavior in the form of a too large shift for 64-bit type ssizet. This would most likely lead to an impact to application availability, but...

JLSEC-2026-886

A flaw was found in ImageMagick in versions before 7.0.11, where a division by zero in sRGBTransformImage in the MagickCore/colorspace.c may trigger undefined behavior via a crafted image file that is submitted by an attacker processed by an application using ImageMagick. The highest threat from...

JLSEC-2026-1014 ImageMagick: Infinite Loop in the MIFF decoder can lead to CPU exhaustion

ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to versions 7.1.2.23 and 6.9.13-48, due to a missing check in the MIFF decoder, a crafted file could cause an infinite loop resulting in CPU exhaustion. Versions 7.1.2.23 and 6.9.13-48 fix the iss...

JLSEC-2026-974 ImageMagick: Write heap-buffer-overflow in PCL encoder via undersized output buffer

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, A heap-buffer-overflow vulnerability exists in the PCL encode due to an undersized output buffer allocation. This vulnerability is fixed in 7.1.2-16 and 6.9.13-...

JLSEC-2026-989

ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to 7.1.2-16 and 6.9.13-41, when a memory allocation fails in the sixel encoder it would be possible to write past the end of a buffer on the stack. This vulnerability is fixed in 7.1.2-16 and...

JLSEC-2026-1010 ImageMagick: Heap Buffer Over-Read of a 4 bytes in distort operation.

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 performing a polynomial distortion an out of bounds over-read of 24 bytes can occur when specifying specific arguments. This issue has been patched in...

JLSEC-2026-964 ImageMagick: MSL image stack index may fail to refresh, leading to leaked images

Sometimes msl.c fails to update the stack index, so an image is stored in the wrong slot and never freed on error, causing leaks. ==841485==ERROR: LeakSanitizer: detected memory leaks Direct leak of 13512 bytes in 1 objects allocated from: 0 0x7ff330759887 in interceptormalloc...

JLSEC-2026-1037

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, 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-2026-843

There are 4 places in HistogramCompare in MagickCore/histogram.c where an integer overflow is possible during simple math calculations. This occurs in the rgb values and count value for a color. The patch uses casts to ssizet type for these calculations, instead of int. This flaw could impact...

JLSEC-2026-1081 ImageMagick: Integer Overflow in JNX decoder causes heap buffer over-write when processing extremly large files on 32-bit builds

ImageMagick is free and open-source software used for editing and manipulating digital images. In versions prior to both 6.9.13-52 and 7.1.2-27, processing an extremely large JNX file on 32-bit platforms can cause an integer overflow, leading to a heap buffer over-write. This issue has been fixed...

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-2026-895

In ImageMagick, a crafted file could trigger an assertion failure when a call to WriteImages was made in MagickWand/operation.c, due to a NULL image list. This could potentially cause a denial of service. This was fixed in upstream ImageMagick version 7.1.0-30...

JLSEC-2026-1009 ImageMagick: Out-of-Bounds Read in connected components when the user supplies an invalid keep-top define

ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to versions 6.9.13-48 and 7.1.2-22, an invalid connected-components:keep-top value could result in a heap buffer over-read when performing the connected components operation. This issue has been...

JLSEC-2026-838

In ImageMagick before 7.0.8-25 and GraphicsMagick through 1.3.31, several memory leaks exist in WritePDFImage in coders/pdf.c...

JLSEC-2026-985 ImageMagick has Heap Buffer Over-Read in BilateralBlurImage

BilateralBlurImage contains a heap buffer over-read caused by an incorrect conversion. When processing a crafted image with the -bilateral-blur operation an out of bounds read can occur. ================================================================= ==676172==ERROR: AddressSanitizer:...

JLSEC-2026-910

A heap use after free issue was discovered in ImageMagick's ReplaceXmpValue function in MagickCore/profile.c. An attacker could trick user to open a specially crafted file to convert, triggering an heap-use-after-free write error, allowing an application to crash, resulting in a denial of service...

JLSEC-2026-850

A flaw was found in ImageMagick in MagickCore/quantum-private.h. An attacker who submits a crafted file that is processed by ImageMagick could trigger a heap buffer overflow. This would most likely lead to an impact to application availability, but could potentially lead to an impact to data...

JLSEC-2026-1036 ImageMagick: Use-After-Free in crafted 8BIM when identifying an image

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 identifying an image with a crafted 8BIM profile with a specific format string a use-after-free will occur. This issue has been fixed in versions 6.9.13-51...

JLSEC-2026-1019 ImageMagick: Race Condition in distributed pixel cache server can result in file descriptor hijacking

ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to versions 6.9.13-48 and 7.1.2-23, an attacker who can connect to a magick -distribute-cache service can hijack a file descriptor in the server process when a race condition is met. This issue ha...

JLSEC-2026-1012 ImageMagick: Heap Buffer Over-Write in IPL decoder when reading multiple images of different dimensions

ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to versions 6.9.13-48 and 7.1.2-23, when reading multiple images with different dimensions an out of bounds heap write can occur. This issue has been patched in versions 6.9.13-48 and 7.1.2-23...

JLSEC-2026-1048 ImageMagick before 7.1.2-15 and 6.9.x before 6.9.13-40 contains an integer overflow in the PSB ...

ImageMagick before 7.1.2-15 and 6.9.x before 6.9.13-40 contains an integer overflow in the PSB PSD v2 RLE decoding path ReadPSDChannelRLE in coders/psd.c that causes a heap out-of-bounds read on 32-bit builds. Processing a crafted PSB file can lead to information disclosure or a crash...

JLSEC-2026-836

In ImageMagick before 7.0.8-25, a memory leak exists in WritePSDChannel in coders/psd.c...

JLSEC-2026-928 ImageMagick CLAHE : Unsigned underflow and division-by-zero lead to OOB pointer arithmetic and process crash (DoS)

Summary A single root cause in the CLAHE implementation — tile width/height becoming zero — produces two distinct but related unsafe behaviors. Vulnerabilities exists in the CLAHEImage function of ImageMagick’s MagickCore/enhance.c. 1. Unsigned integer underflow → out-of-bounds pointer arithmetic...

JLSEC-2026-1058 ImageMagick before 7.1.2-24 contains an incorrect policy check that allows attackers to create or...

ImageMagick before 7.1.2-24 contains an incorrect policy check that allows attackers to create or truncate files disallowed by security policies. Remote attackers can bypass path policy restrictions in sandboxed conversion services to write arbitrary files outside intended boundaries...

JLSEC-2026-880

A flaw was found in ImageMagick in MagickCore/resize.c. An attacker who submits a crafted file that is processed by ImageMagick could trigger undefined behavior in the form of math division by zero. The highest threat from this vulnerability is to system availability...

JLSEC-2026-848

A flaw was found in ImageMagick in MagickCore/colorspace-private.h and MagickCore/quantum.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 and math division by zero. This would...

JLSEC-2026-862

In /MagickCore/statistic.c, there are several areas in ApplyEvaluateOperator where a sizet cast should have been a ssizet cast, which causes out-of-range values under some circumstances when a crafted input file is processed by ImageMagick. Red Hat Product Security marked this as Low severity...

JLSEC-2026-1031 ImageMagick has Null Pointer Dereference caused by the distort operation when passing incorrect arguments

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, when passing incorrect arguments in the distort operation a null pointer deference will occur. This issue has been patched in versions 6.9.13-50 and 7.1.2-25...

JLSEC-2026-922 ImageMagick has Undefined Behavior (function-type-mismatch) in CloneSplayTree

Summary - Target: ImageMagick commit ecc9a5eb456747374bae8e07038ba10b3d8821b3 - Type: Undefined Behavior function-type-mismatch in splay tree cloning callback - Impact: Deterministic abort under UBSan DoS in sanitizer builds. No crash in a non-sanitized build; likely low security impact. - Trigge...

JLSEC-2026-1074 ImageMagick before 7.1.2-26 and 6.9.x before 6.9.13-51 contains a memory leak in the YUV decoder...

ImageMagick before 7.1.2-26 and 6.9.x before 6.9.13-51 contains a memory leak in the YUV decoder that occurs when opening of the blob fails. Repeated triggering can lead to resource exhaustion denial of service...

JLSEC-2026-1044 ImageMagick before 7.1.2-22 contains a division by zero vulnerability in binomial kernel...

ImageMagick before 7.1.2-22 contains a division by zero vulnerability in binomial kernel processing that allows attackers to cause denial of service. An attacker can supply a large binomial kernel value causing integer overflow, resulting in division by zero and application crash...

JLSEC-2026-1040 ImageMagick: Heap Buffer Over-Write in JP2 encoder when due to incorrect handling of arguments

ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to version 7.1.2-26, an incorrect handling of arguments can cause a heap buffer over-write in the JP2 encoder. This issue has been fixed in version7.1.2-26...