Linux kernel procfs information disclosure
| kernel-procfs-information-disclosure (23811) |  Low Risk |
Description:
Linux kernel could disclose sensitive information. A local attacker could exploit a vulnerability in procfs to disclose kernel memory and obtain sensitive information.
Platforms Affected:
- Canonical, Ubuntu 4.10
- Canonical, Ubuntu 5.04
- Canonical, Ubuntu 5.10
- Debian, Debian Linux 3.1
- Linux, Kernel 2.6.14 rc2
- Linux, Kernel 2.6.14 rc4
- Linux, Kernel 2.6.14 rc3
- Linux, Kernel 2.6.14 rc1
- Linux, Kernel 2.6.14.3
- Linux, Kernel 2.6.15 rc3
- Linux, Kernel 2.6.15 rc2
- Linux, Kernel 2.6.15 rc1
- MandrakeSoft, Mandrake Linux 2006
- MandrakeSoft, Mandrake Linux 2006 X86_64
- RedHat, Enterprise Linux 4 Desktop
- RedHat, Enterprise Linux 4 ES
- RedHat, Enterprise Linux 4 AS
- RedHat, Enterprise Linux 4 WS
- SuSE, SuSE Linux 10.0
- SuSE, SuSE Linux 9.2
Remedy:
For Debian GNU/Linux:
Refer to DSA-1017-1 for patch, upgrade, or suggested workaround information. See References.
For Red Hat Linux:
Refer to RHSA-2006:0101-9 for patch, upgrade, or suggested workaround information. See References.
For Ubuntu Linux:
Refer to USN-244-1 for patch, upgrade, or suggested workaround information. See References.
For other distributions:
Contact your vendor for upgrade or patch information.
Consequences:
Obtain Information
References:
- Full-Disclosure Mailing List, Fri Dec 23 2005 - 09:03:31 CST, linux procfs vulnerablity at http://archives.neohapsis.com/archives/fulldisclosure/2005-12/1204.html.
- The The Linux Kernel Archives Web page, The Linux Kernel Archives at http://www.kernel.org/.
- BID-16284: Linux Kernel ProcFS Kernel Memory Disclosure Vulnerability
- CVE-2005-4605: The procfs code (proc_misc.c) in Linux 2.6.14.3 and other versions before 2.6.15 allows attackers to read sensitive kernel memory via unspecified vectors in which a signed value is added to an unsigned value.
- DSA-1017: kernel-source-2.6.8 -- several vulnerabilities
- MDKSA-2006:040: Updated kernel packages fix multiple vulnerabilities
- RHSA-2006-0101: kernel security update
- SA18216: Linux Kernel Multiple Vulnerabilities
- SUSE-SA:2006:006: kernel remote denial of service attack
- USN-244-1: Linux kernel vulnerabilities
Reported:
Dec 23, 2005
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