| Package | Affected versions | Patched versions |
|---|---|---|
| fetchmail | = 6.3.5= 6.3.6 |
fetchmail 6.3.5 and 6.3.6 before 6.3.6-rc4, when refusing a message delivered via the mda option, allows remote attackers to cause a denial of service (crash) via unknown vectors that trigger a NULL pointer dereference when calling the (1) ferror or (2) fflush functions.
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