Description
i2myspell in myspell 3.1 allows local users to overwrite arbitrary files via a symlink attack on (1) /tmp/i2my#####.1 and (2) /tmp/i2my#####.2 temporary files.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 11 | myspell | 1:3.0+pre3.1-21 | — |
References
- http://dev.gentoo.org/~rbu/security/debiantemp/myspell-tools
- [oss-security] 20081030 CVE requests: tempfile issues for aview, mgetty, openoffice, crossfire mailing-list
- https://bugs.gentoo.org/show_bug.cgi?id=235770
- 30929 vdb-entry
- http://bugs.debian.org/496392
- http://uvw.ru/report.lenny.txt
- myspell-i2myspell-symlink(44830) vdb-entry