CVE-2009-3725

Severity

72%

Complexity

39%

Confidentiality

165%

The connector layer in the Linux kernel before 2.6.31.5 does not require the CAP_SYS_ADMIN capability for certain interaction with the (1) uvesafb, (2) pohmelfs, (3) dst, or (4) dm subsystem, which allows local users to bypass intended access restrictions and gain privileges via calls to functions in these subsystems.

The connector layer in the Linux kernel before 2.6.31.5 does not require the CAP_SYS_ADMIN capability for certain interaction with the (1) uvesafb, (2) pohmelfs, (3) dst, or (4) dm subsystem, which allows local users to bypass intended access restrictions and gain privileges via calls to functions in these subsystems.

CVSS 2.0 Base Score 7.2. CVSS Attack Vector: local. CVSS Attack Complexity: low. CVSS Vector: (AV:L/AC:L/Au:N/C:C/I:C/A:C).

Overview

Type

Linux

First reported 15 years ago

2009-11-06 15:30:00

Last updated 6 years ago

2018-11-16 15:46:00

Affected Software

Linux Kernel

Canonical Ubuntu Linux 6.06 LTS (Long-Term Support)

6.06

Canonical Ubuntu Linux 8.04 LTS (Long-Term Support)

8.04

Canonical Ubuntu Linux 8.10

8.10

Canonical Ubuntu Linux 9.04

9.04

Canonical Ubuntu Linux 9.10

9.10

References

[linux-kernel] 20091002 Re: [PATCH 0/8] SECURITY ISSUE with connector

Mailing List, Third Party Advisory

[oss-security] 20091102 CVE request: kernel: connector security bypass

Mailing List, Third Party Advisory

[oss-security] 20091102 Re: CVE request: kernel: connector security bypass

Mailing List, Third Party Advisory

http://patchwork.kernel.org/patch/51382/

Patch, Vendor Advisory

http://patchwork.kernel.org/patch/51383/

Patch, Vendor Advisory

http://patchwork.kernel.org/patch/51384/

Patch, Vendor Advisory

http://patchwork.kernel.org/patch/51387/

Patch, Vendor Advisory

37113

Third Party Advisory

38905

Third Party Advisory

http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.31.5

Vendor Advisory

36834

Patch, Third Party Advisory

USN-864-1

Third Party Advisory

http://xorl.wordpress.com/2009/10/31/linux-kernel-multiple-capabilities-missing-checks/

Exploit, Third Party Advisory

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