Total vulnerabilities in the database
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.
| Software | From | Fixed in |
|---|---|---|
| fetchmail / fetchmail | 6.3.5 | 6.3.5.x |
| fetchmail / fetchmail | 6.3.6-rc2 | 6.3.6-rc2.x |
| fetchmail / fetchmail | 6.3.6-rc3 | 6.3.6-rc3.x |
| fetchmail / fetchmail | 6.3.6-rc1 | 6.3.6-rc1.x |