Description
xpvm.tcl in xpvm 1.2.5 allows local users to overwrite arbitrary files via a symlink attack on the xpvm.trace.$user 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 3.1 | xpvm | 1.2.5-7.3sarge1 | DSA-1003-1 |
| Debian 3.0 | xpvm | 1.2.5-7.2woody1 | DSA-1003-1 |
Advisories 1
- DSA-1003-1 xpvm - insecure temporary file Debian Security (DSA / DLA) · Mar 9, 2026
References
- 16040 third-party-advisory
- 14228 vdb-entry
- DSA-1003 vendor-advisory
- http://www.zataz.net/adviso/xpvm-06272005.txt
- 19251 third-party-advisory