CVE-2005-0079: Buffer overflow in xtrlock 2.0 allows local users to cause a denial of service (application crash) and hijack

Routine

MEDIUM 4.6DOWNGRADE

CVE-2005-0079 is a medium-severity flaw (CVSS 4.6) affecting xtrlock. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Buffer overflow in xtrlock 2.0 allows local users to cause a denial of service (application crash) and hijack the desktop session.

Why this priority

No elevated risk signals yet

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	4.6 (Medium)
EPSS exploit chance	0.4% (top 68%)
CISA exploited list	No
Published	2005-05-02
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: xtrlock

Last updated 2026-06-16 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2005-05-02 04:00 UTCPublished CVE record published
2026-06-16 22:10 UTCUpdated Record last modified

xtrlock xtrlock DOWNGRADE

Affected: 2.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 2.0

1. Check installed version

apt-cache policy xtrlock || rpm -q xtrlock || xtrlock --version

2. No fixed release: DOWNGRADE to a release before 2.0 (Debian / Ubuntu)

apt-cache madison xtrlock sudo apt install xtrlock=<VERSION_BEFORE_2.0> sudo apt-mark hold xtrlock

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list xtrlock sudo dnf downgrade xtrlock-<VERSION_BEFORE_2.0> sudo dnf versionlock add xtrlock

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2005-0079?

xtrlock: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2005-0079 being exploited?

CVE-2005-0079 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2005-0079 affect?

CVE-2005-0079 affects xtrlock. Severity is medium (CVSS 4.6). Buffer overflow in xtrlock 2.0 allows local users to cause a denial of service (application crash) and hijack the desktop session.

How urgent is CVE-2005-0079?

Priority 24/100. No elevated risk signals yet.

Related CVEs

CVE-2016-10894 MEDIUM 4.6 UPGRADE MITIGATE xtrlock through 2.10 does not block multitouch events

References

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