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RHEL 6 : kernel (RHSA-2012:0116)
medium Nessus Plugin ID 64027
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Synopsis
The remote Red Hat host is missing one or more security updates for kernel.Description
The remote Redhat Enterprise Linux 6 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2012:0116 advisory.- kernel: no access restrictions of /proc/pid/* after setuid program exec (CVE-2011-1020)
- kernel: be2net: promiscuous mode and non-member VLAN packets DoS (CVE-2011-3347)
- kernel: ext4: ext4_ext_insert_extent() kernel oops (CVE-2011-3638)
- kernel: keys: NULL pointer deref in the user-defined key type (CVE-2011-4110)
Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.
Solution
Update the RHEL kernel package based on the guidance in RHSA-2012:0116.See Also
http://www.nessus.org/u?583b045d
http://www.nessus.org/u?a2faa68f
https://access.redhat.com/errata/RHSA-2012:0116
https://access.redhat.com/security/updates/classification/#moderate
https://bugzilla.redhat.com/show_bug.cgi?id=680358
https://bugzilla.redhat.com/show_bug.cgi?id=736425
https://bugzilla.redhat.com/show_bug.cgi?id=747848
Plugin Details
Severity: Medium
ID: 64027
File Name: redhat-RHSA-2012-0116.nasl
Version: 1.17
Type: local
Agent: unix
Family: Red Hat Local Security Checks
Published: 1/24/2013
Updated: 4/27/2024
Supported Sensors: Agentless Assessment, Continuous Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus Agent, Nessus
Risk Information
VPR
Risk Factor: Medium
Score: 4.4
Vendor
Vendor Severity: Moderate
CVSS v2
Risk Factor: Medium
Base Score: 4.6
Temporal Score: 3.6
Vector: CVSS2#AV:L/AC:L/Au:N/C:P/I:P/A:P
CVSS Score Source: CVE-2011-1020
CVSS v3
Risk Factor: Medium
Base Score: 5.5
Temporal Score: 5
Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Temporal Vector: CVSS:3.0/E:P/RL:O/RC:C
CVSS Score Source: CVE-2011-4110
Vulnerability Information
CPE: p-cpe:/a:redhat:enterprise_linux:kernel, p-cpe:/a:redhat:enterprise_linux:kernel-headers, p-cpe:/a:redhat:enterprise_linux:kernel-firmware, p-cpe:/a:redhat:enterprise_linux:kernel-debug-devel, p-cpe:/a:redhat:enterprise_linux:kernel-kdump, p-cpe:/a:redhat:enterprise_linux:kernel-bootwrapper, p-cpe:/a:redhat:enterprise_linux:kernel-kdump-devel, p-cpe:/a:redhat:enterprise_linux:kernel-devel, cpe:/o:redhat:rhel_eus:6.1, p-cpe:/a:redhat:enterprise_linux:kernel-debug, p-cpe:/a:redhat:enterprise_linux:perf
Required KB Items: Host/local_checks_enabled, Host/RedHat/release, Host/RedHat/rpm-list, Host/cpu
Exploit Available: true
Exploit Ease: Exploits are available
Patch Publication Date: 2/14/2012
Vulnerability Publication Date: 2/28/2011
Reference Information
CVE: CVE-2011-1020, CVE-2011-3347, CVE-2011-3638, CVE-2011-4110