Pillow is a Python imaging library. Prior to 12.3.0, when Pillow loads an uncompressed McIdas AREA image from a filename through the mmap raw codec path, attacker-controlled header words can set a row stride smaller than the natural row width, causing pixel access such as Image.tobytes(), getpixel, convert, or save to read beyond the mapped region and disclose adjacent process memory or fault. This issue is fixed in version 12.3.0.
Metrics
Affected Vendors & Products
References
History
Tue, 14 Jul 2026 17:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Python-pillow
Python-pillow pillow |
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| Vendors & Products |
Python-pillow
Python-pillow pillow |
Tue, 14 Jul 2026 16:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | Pillow is a Python imaging library. Prior to 12.3.0, when Pillow loads an uncompressed McIdas AREA image from a filename through the mmap raw codec path, attacker-controlled header words can set a row stride smaller than the natural row width, causing pixel access such as Image.tobytes(), getpixel, convert, or save to read beyond the mapped region and disclose adjacent process memory or fault. This issue is fixed in version 12.3.0. | |
| Title | Pillow: Out-of-bounds read via attacker-controlled row stride on Pillow's mmap path (McIdas AREA files) | |
| Weaknesses | CWE-125 | |
| References |
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| Metrics |
cvssV4_0
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Status: PUBLISHED
Assigner: GitHub_M
Published:
Updated: 2026-07-14T16:27:38.050Z
Reserved: 2026-06-11T18:24:35.096Z
Link: CVE-2026-54058
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OpenCVE Enrichment
Updated: 2026-07-14T17:30:04Z