Highlights
Denial of Service: 1 prior fix. Scrutinize any change in this area.
gensim/corpora/_mmreader.pyx: most-fixed (1 issue). Treat as high-risk during review.
0 high-severity fixes in this history; regressions here are high-impact.
Recurring patterns
The bug types that recur here, drawn from past fixes, not open vulnerabilities.
Denial of Service: Integer overflow in the MatrixMarket format reader allows maliciously crafted matrix headers with extremely large dimension declarations to cause application crashes or hangs during parsing. This occurs when reading values that exceed standard integer storage widths during conversion via Cython-generated C-API helper functions.