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Reject pathological regular expressions #1222

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Merged
merged 2 commits into from
Oct 31, 2025
Merged

Reject pathological regular expressions #1222

merged 2 commits into from
Oct 31, 2025

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@bnoordhuis
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@bnoordhuis bnoordhuis commented Oct 31, 2025

Fixes CVE-2025-62495.

Fixes: #1221

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bnoordhuis commented Oct 31, 2025

🤦 I actually wrote a regression test but forgot to git add it. Better late than never.

Made a minor style tweak while there: lre_sanity_check was named inconsistently with lre_check_stack_overflow.

@bnoordhuis bnoordhuis merged commit 7f82c12 into quickjs-ng:master Oct 31, 2025
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@bnoordhuis bnoordhuis deleted the fix1221 branch October 31, 2025 11:53
@bnoordhuis bnoordhuis mentioned this pull request Oct 31, 2025
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@saghul saghul saghul approved these changes

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CVE-2025-62495 : High impact issue in QuickJS: integer truncation in libregexp

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