CVE-2009-1897

CVE-2009-1897, security advisory, suse linux, suse, security, cve

CVE-2009-1897

Common Vulnerabilities and Exposures

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Upstream information

CVE-2009-1897 at MITRE

Description

The tun_chr_poll function in drivers/net/tun.c in the tun subsystem in the Linux kernel 2.6.30 and 2.6.30.1, when the -fno-delete-null-pointer-checks gcc option is omitted, allows local users to gain privileges via vectors involving a NULL pointer dereference and an mmap of /dev/net/tun, a different vulnerability than CVE-2009-1894.

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SUSE information

Overall state of this security issue: Resolved

This issue is currently rated as having moderate severity.

CVSS v2 Scores

	National Vulnerability Database
Base Score	6.9
Vector	AV:L/AC:M/Au:N/C:C/I:C/A:C
Access Vector	Local
Access Complexity	Medium
Authentication	None
Confidentiality Impact	Complete
Integrity Impact	Complete
Availability Impact	Complete

SUSE Bugzilla entry: 522914 [RESOLVED / FIXED]

No SUSE Security Announcements cross referenced.

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SUSE Timeline for this CVE

CVE page created: Fri Jun 28 06:54:16 2013
CVE page last modified: Fri Oct 7 12:45:47 2022