Description
Linux kernel 2.6 before 2.6.15.5 allows local users to obtain sensitive information via a crafted XFS ftruncate call, which may return stale data.
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 | kernel-source-2.6.8 | 2.6.8-16sarge3 | DSA-1103 |
Advisories 1
- DSA-1103 kernel-source-2.6.8 - several vulnerabilities Debian Security (DSA / DLA) · Mar 9, 2026
References
- kernel-ftruncate-information-disclosure(24999) vdb-entry
- ADV-2006-2554 vdb-entry
- 19220 third-party-advisory
- MDKSA-2006:150 vendor-advisory
- ADV-2006-0804 vdb-entry
- SUSE-SA:2006:028 vendor-advisory
- DSA-1103 vendor-advisory
- http://kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.15.5
- 20398 third-party-advisory
- MDKSA-2006:059 vendor-advisory
- 19083 third-party-advisory
- USN-263-1 vendor-advisory
- 16921 vdb-entry
- 20914 third-party-advisory