| Title | mruby 3.4.0 Out-of-bounds Write |
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| Description | Calling Array#__fill_exec with a negative start and positive length in Ruby code would lead to a buffer underflow and out-of-bounds write. The vulnerability was patched in commit 93619f06dd378db6766666b30c08978311c7ec94 |
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| Source | ⚠️ https://github.com/mruby/mruby/issues/6650 |
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| User | tjbecker (UID 91943) |
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| Submission | 10/23/2025 05:12 (6 months ago) |
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| Moderation | 11/07/2025 16:09 (15 days later) |
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| Status | Accepted |
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| VulDB entry | 331511 [mruby 3.4.0 array.c ary_fill_exec start/length out-of-bounds write] |
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| Points | 17 |
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