Integer overflow in the envwrite function in the Alcatel-Lucent Bell Labs Plan 9 kernel allows local users to overwrite certain memory addresses with kernel memory via a large n argument, as demonstrated by (1) modifying the iseve function to gain privileges and (2) making the devpermcheck function grant unrestricted device permissions.
Metrics
Affected Vendors & Products
References
History
No history.
MITRE
Status: PUBLISHED
Assigner: mitre
Published: 2007-03-02T19:00:00
Updated: 2024-08-07T12:50:34.399Z
Reserved: 2007-03-02T00:00:00
Link: CVE-2007-1189
Vulnrichment
No data.
NVD
Status : Modified
Published: 2007-03-02T21:18:00.000
Modified: 2024-11-21T00:27:44.083
Link: CVE-2007-1189
Redhat
No data.