DEBIAN-CVE-2012-6547

Advisory lineage Upstream: 1 Downstream: 0
Upstream
CVE-2012-6547
Published: 15 Mar 2013, 20:55
Last modified:28 Apr 2026, 20:04

Vulnerability Summary

Overall Risk (default)
minimal
0/100
CVSS Score
No data
EPSS Score
No data
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

15 Mar 2013, 20:55
Published
Vulnerability first disclosed
28 Apr 2026, 20:04
Last Modified
Vulnerability information updated

Description

The __tun_chr_ioctl function in drivers/net/tun.c in the Linux kernel before 3.6 does not initialize a certain structure, which allows local users to obtain sensitive information from kernel stack memory via a crafted application.

Affected Systems

  • debian•linux

    < 3.2.29-1 | < 3.2.29-1 | < 3.2.29-1 | < 3.2.29-1

References (1)