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Merge pull request #3123 from hammerlink/master

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Prevent crashes from `svg` rendering
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Héctor 2025-12-01 17:12:17 +01:00 • committed by GitHub
commit b02db5e6f8
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GPG key ID: B5690EEEBB952194
2 changed files with 23 additions and 2 deletions
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11
tiny_skia/src/vector.rs
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@ -8,6 +8,7 @@ use tiny_skia::Transform;
use std::cell::RefCell;
use std::collections::hash_map;
use std::fs;
use std::panic;
use std::sync::Arc;
#[derive(Debug)]
@ -171,7 +172,15 @@ impl Cache {
tiny_skia::Transform::default()
};
resvg::render(tree, transform, &mut image.as_mut());
// SVG rendering can panic on malformed or complex vectors.
// We catch panics to prevent crashes and continue gracefully.
let render = panic::catch_unwind(panic::AssertUnwindSafe(|| {
resvg::render(tree, transform, &mut image.as_mut());
}));
if let Err(error) = render {
log::warn!("SVG rendering for {handle:?} panicked: {error:?}");
}
if let Some([r, g, b, _]) = key.color {
// Apply color filter