imageproc: Out-of-bounds read via NaN coordinates
Affects imageprocSource GCVE Database
CVSS 6.9 Medium : upgrade to 0.23.1 when convenient.
Data as of 27 Oct 2026, 00:07 UTC
- Patch
- Available – fixed in 0.23.1, 0.24.1, 0.25.1 +1
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:NWhat to do
Upgrade to a fixed release listed under Affected software.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| crates.ioimageproc | Affected
| Fixed in
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| crates.ioimageproc | Affected
| Fixed in
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| crates.ioimageproc | Affected
| Fixed in
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| crates.ioimageproc | Affected
| Fixed in
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Description
A bounds check was performed in floating points before a cast to the index passed to an unchecked access function. This checked considered `NaN` cases improperly, causing them to succeed the check instead of failing it. The floating point coordinate is under caller control by passing a selected projection matrix. Carefully controlling the coordinates of an image with no data and one non-zero dimension provides an arbitrary read primitive in the first 32-bits of address space with a Bilinear sampling method. Using bicubic sampling can result in a read of a few bytes beyond an allocation. Other out-of-bounds reads may be possible.