CVE-2005-4347

CVE-2005-4347 is a medium-severity vulnerability in Debian Kernel-patch-vserver with a CVSS 2.0 base score of 5.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

The Linux 2.4 kernel patch in kernel-patch-vserver before 1.9.5.5 and 2.x before 2.3 for Debian GNU/Linux does not correctly set the "chroot barrier" with util-vserver, which allows attackers to access files on the host system that are outside of the vserver.

Frequently asked questions

What is CVE-2005-4347?
The Linux 2.4 kernel patch in kernel-patch-vserver before 1.9.5.5 and 2.x before 2.3 for Debian GNU/Linux does not correctly set the "chroot barrier" with util-vserver, which allows attackers to access files on the host system that are outside of the vserver.
How severe is CVE-2005-4347?
CVE-2005-4347 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2005-4347 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (79th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2005-4347?
CVE-2005-4347 primarily affects Debian Kernel-patch-vserver. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2005-4347?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2005-4347 published?
CVE-2005-4347 was published on 2005-12-31 and last updated on 2026-06-16.

References

Affected products (3)