Risk | High |
Patch available | YES |
Number of vulnerabilities | 1 |
CVE-ID | CVE-2011-1495 |
CWE-ID | CWE-20 |
Exploitation vector | Network |
Public exploit | N/A |
Vulnerable software Subscribe |
Linux kernel Operating systems & Components / Operating system |
Vendor | Linux Foundation |
Security Bulletin
This security bulletin contains one high risk vulnerability.
EUVDB-ID: #VU45094
Risk: High
CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2011-1495
CWE-ID:
CWE-20 - Improper input validation
Exploit availability: No
DescriptionThe vulnerability allows a remote non-authenticated attacker to execute arbitrary code.
drivers/scsi/mpt2sas/mpt2sas_ctl.c in the Linux kernel 2.6.38 and earlier does not validate (1) length and (2) offset values before performing memory copy operations, which might allow local users to gain privileges, cause a denial of service (memory corruption), or obtain sensitive information from kernel memory via a crafted ioctl call, related to the _ctl_do_mpt_command and _ctl_diag_read_buffer functions.
MitigationInstall update from vendor's website.
Vulnerable software versionsLinux kernel: 2.6.0 - 2.6.38
External linkshttp://downloads.avaya.com/css/P8/documents/100145416
http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00020.html
http://lkml.org/lkml/2011/4/5/327
http://openwall.com/lists/oss-security/2011/04/05/32
http://openwall.com/lists/oss-security/2011/04/06/2
http://rhn.redhat.com/errata/RHSA-2011-0833.html
http://secunia.com/advisories/46397
http://www.securityfocus.com/archive/1/520102/100/0/threaded
http://www.securityfocus.com/bid/47185
http://www.vmware.com/security/advisories/VMSA-2011-0012.html
http://bugzilla.redhat.com/show_bug.cgi?id=694021
http://patchwork.kernel.org/patch/688021/
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.