psd-tools: psd-tools is a Python package for working with Adobe Photoshop PSD files
CVE-2026-27809 is fixed in psd-tools on 1 platform, first by DEBIAN-CVE-2026-27809, released February 26, 2026. It is not reported as exploited. Patch Radar priority: Urgent.
psd-tools is a Python package for working with Adobe Photoshop PSD files. Prior to version 1.12.2, when a PSD file contains malformed RLE-compressed image data (e.g. a literal run that extends past the expected row size), decode_rle() raises ValueError which propagated all the way to the user, crashing psd.composite() and psd-tools export. decompress() already had a fallback that replaces failed channels with black pixels when result is None, but it never triggered because the ValueError from decode_rle() was not caught. The fix in version 1.12.2 wraps the decode_rle() call in a try/except so the existing fallback handles the error gracefully.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| psd-tools · Debian 13.5 (trixie) | 1.10.7+dfsg.1-1+deb13u1 | DEBIAN-CVE-2026-27809 | Feb 26, 2026 |
| psd-tools · Debian 14 | 1.14.2+dfsg.1-1 | DEBIAN-CVE-2026-27809 | Feb 26, 2026 |
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