CVE-2005-0839

CVE-2005-0839 is a high-severity vulnerability in Linux Linux Kernel with a CVSS 2.0 base score of 7.2. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

Linux kernel 2.6 before 2.6.11 does not restrict access to the N_MOUSE line discipline for a TTY, which allows local users to gain privileges by injecting mouse or keyboard events into other user sessions.

Frequently asked questions

What is CVE-2005-0839?
Linux kernel 2.6 before 2.6.11 does not restrict access to the N_MOUSE line discipline for a TTY, which allows local users to gain privileges by injecting mouse or keyboard events into other user sessions.
How severe is CVE-2005-0839?
CVE-2005-0839 has a CVSS 2.0 base score of 7.2, rated high severity.
Is CVE-2005-0839 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (30th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2005-0839?
CVE-2005-0839 primarily affects Linux Linux Kernel. In total, 15 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2005-0839?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2005-0839 published?
CVE-2005-0839 was published on 2005-05-02 and last updated on 2026-06-16.

References

Affected products (15)

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