| Package | Affected versions | Patched versions |
|---|---|---|
| pygments | ≥ 1.5, < 2.7.4 | 2.7.4 |
| pygments | ≥ 1.5, ≤ 2.7.3 | |
| openshift container platform | = 3.11= 4.0 | |
| openstack platform | = 10.0 |
An infinite loop in SMLLexer in Pygments versions 1.5 to 2.7.3 may lead to denial of service when performing syntax highlighting of a Standard ML (SML) source file, as demonstrated by input that only contains the "exception" keyword.
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