CVE-2005-0839

Severity: high (CVSS 7.2 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2005-05-02 · updated 2026-06-16

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.

Affected products

Linux kernel: 2.6.0, 2.6.1, 2.6.1-rc1, 2.6.1-rc2, 2.6.2, 2.6.3 (+9)

References

http://linux.bkbits.net:8080/linux-2.6/cset%4041fa6464E1UuGu6zmketEYxm73KSyQ
http://www.mail-archive.com/linux-kernel%40vger.kernel.org/msg64704.html
http://www.redhat.com/support/errata/RHSA-2005-366.html
http://www.securityfocus.com/archive/1/427980/100/0/threaded
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9460
http://linux.bkbits.net:8080/linux-2.6/cset%4041fa6464E1UuGu6zmketEYxm73KSyQ
http://www.mail-archive.com/linux-kernel%40vger.kernel.org/msg64704.html
http://www.redhat.com/support/errata/RHSA-2005-366.html
http://www.securityfocus.com/archive/1/427980/100/0/threaded
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9460

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