ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to versions 6.9.13-28 and 7.1.2-2 for ImageMagick's 32-bit build, a 32-bit integer overflow in the BMP encoder’s scanline-stride computation collapses bytes_per_line (stride) to a tiny value while the per-row writer still emits 3 × width bytes for 24-bpp images. The row base pointer advances using the (overflowed) stride, so the first row immediately writes past its slot and into adjacent heap memory with attacker-controlled bytes. This is a classic, powerful primitive for heap corruption in common auto-convert pipelines. This issue has been patched in versions 6.9.13-28 and 7.1.2-2.
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Thu, 28 Aug 2025 00:15:00 +0000
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Wed, 27 Aug 2025 11:30:00 +0000
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Imagemagick
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Tue, 26 Aug 2025 21:15:00 +0000
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Description | ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to versions 6.9.13-28 and 7.1.2-2 for ImageMagick's 32-bit build, a 32-bit integer overflow in the BMP encoder’s scanline-stride computation collapses bytes_per_line (stride) to a tiny value while the per-row writer still emits 3 × width bytes for 24-bpp images. The row base pointer advances using the (overflowed) stride, so the first row immediately writes past its slot and into adjacent heap memory with attacker-controlled bytes. This is a classic, powerful primitive for heap corruption in common auto-convert pipelines. This issue has been patched in versions 6.9.13-28 and 7.1.2-2. | |
Title | ImageMagick (WriteBMPImage): 32-bit integer overflow when writing BMP scanline stride → heap buffer overflow | |
Weaknesses | CWE-122 CWE-190 |
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cvssV3_1
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Status: PUBLISHED
Assigner: GitHub_M
Published:
Updated: 2025-08-26T20:35:19.070Z
Reserved: 2025-08-20T14:30:35.009Z
Link: CVE-2025-57803

Updated: 2025-08-26T20:35:08.436Z

Status : Awaiting Analysis
Published: 2025-08-26T18:15:47.780
Modified: 2025-08-29T16:22:31.970
Link: CVE-2025-57803


Updated: 2025-08-27T11:21:31Z