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transports/appendfile.c in Exim before 4.72, when MBX locking is enabled, allows local users to change permissions of arbitrary files or create arbitrary files, and cause a denial of service or possibly gain privileges, via a symlink attack on a lockfile in /tmp/.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Debian | — | Upgrade exim4 | Jul 30, 2024 | Jun 7, 2010 |
| Exim | — | Upgrade Exim to version 4.71.0 | Dec 3, 2019 | Jun 7, 2010 |
| Gentoo Linux | — | Upgrade mail-mta/exim. | Oct 30, 2017 | Jun 7, 2010 |
| Redhat_linux | — | No solution exists | Jul 9, 2025 | Jun 3, 2010 |
| Suse | — | Upgrade eximonUpgrade eximstats-htmlUpgrade exim | Feb 17, 2015 | Jun 7, 2010 |
| Ubuntu | — | Upgrade exim4-daemon-lightUpgrade exim4-daemon-customUpgrade exim4-daemon-heavy | Nov 8, 2024 | Jun 7, 2010 |
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