Description
Merkaartor 0.14 allows local users to append data to arbitrary files via a symlink attack on the /tmp/merkaartor.log temporary file.
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 14 | merkaartor | 0.14+svnfixes~20090912-2 | — |
| Debian 13 | merkaartor | 0.14+svnfixes~20090912-2 | — |
| Debian 12 | merkaartor | 0.14+svnfixes~20090912-2 | — |
References
- merkaartor-unspecified-symlink(53486) vdb-entry
- FEDORA-2009-13196 vendor-advisory
- http://trac.openstreetmap.org/ticket/2320
- 58389 vdb-entry
- http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=548546
- FEDORA-2009-13195 vendor-advisory
- 36529 vdb-entry
- 36897 third-party-advisory