| Package | Affected versions | Patched versions |
|---|---|---|
| qpopper | = 4.0.1= 4.0.2= 4.0.3= 4.0.4 |
The pop_msg function in qpopper 4.0.x before 4.0.5fc2 does not null terminate a message buffer after a call to Qvsnprintf, which could allow authenticated users to execute arbitrary code via a buffer overflow in a mdef command with a long macro name.
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