Discount is an implementation of John Gruber's Markdown markup language in C. From 1.3.1.1 to before 2.2.7.4, a signed length truncation bug causes an out-of-bounds read in the default Markdown parse path. Inputs larger than INT_MAX are truncated to a signed int before entering the native parser, allowing the parser to read past the end of the supplied buffer and crash the process. This vulnerability is fixed in 2.2.7.4.
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History
Mon, 06 Apr 2026 20:00:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | Discount is an implementation of John Gruber's Markdown markup language in C. From 1.3.1.1 to before 2.2.7.4, a signed length truncation bug causes an out-of-bounds read in the default Markdown parse path. Inputs larger than INT_MAX are truncated to a signed int before entering the native parser, allowing the parser to read past the end of the supplied buffer and crash the process. This vulnerability is fixed in 2.2.7.4. | |
| Title | Discount has an Out-of-bounds Read in rdiscount | |
| Weaknesses | CWE-125 | |
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cvssV3_1
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Status: PUBLISHED
Assigner: GitHub_M
Published:
Updated: 2026-04-06T19:49:48.806Z
Reserved: 2026-04-01T18:48:58.937Z
Link: CVE-2026-35201
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Status : Received
Published: 2026-04-06T20:16:27.893
Modified: 2026-04-06T20:16:27.893
Link: CVE-2026-35201
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OpenCVE Enrichment
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