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Mend.io Vulnerability Database

CVE-2015-3214

Date: August 31, 2015

The pit_ioport_read in i8254.c in the Linux kernel before 2.6.33 and QEMU before 2.3.1 does not distinguish between read lengths and write lengths, which might allow guest OS users to execute arbitrary code on the host OS by triggering use of an invalid index.

Language: C

Severity Score

7.4

Related Resources (22)

Url: https://security.gentoo.org/glsa/201510-02

Url: https://people.canonical.com/~ubuntu-security/cve/CVE-2015-3214

Url: http://rhn.redhat.com/errata/RHSA-2015-1507.html

Url: http://rhn.redhat.com/errata/RHSA-2015-1512.html

Url: http://rhn.redhat.com/errata/RHSA-2015-1508.html

Url: http://www.openwall.com/lists/oss-security/2015/06/25/7

Url: https://security-tracker.debian.org/tracker/CVE-2015-3214

Url: https://access.redhat.com/security/cve/CVE-2015-3214

Url: https://nvd.nist.gov/vuln/detail/CVE-2015-3214

Url: https://bugzilla.redhat.com/show_bug.cgi?id=1229640

Url: http://www.debian.org/security/2015/dsa-3348

Url: http://www.securityfocus.com/bid/75273

Url: https://www.arista.com/en/support/advisories-notices/security-advisories/1180-security-advisory-13

Url: http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=ee73f656a604d5aa9df86a97102e4e462dd79924

Url: https://www.mail-archive.com/qemu-devel%40nongnu.org/msg304138.html

Url: https://www.exploit-db.com/exploits/37990/

Url: http://www.securitytracker.com/id/1032598

Url: https://support.lenovo.com/product_security/qemu

Url: https://github.com/torvalds/linux/commit/ee73f656a604d5aa9df86a97102e4e462dd79924

Url: http://mirror.linux.org.au/linux/kernel/v2.6/ChangeLog-2.6.33

Url: https://support.lenovo.com/us/en/product_security/qemu

Url: https://www.mend.io/vulnerability-database/CVE-2015-3214

Severity Score

7.4

Weakness Type (CWE)

Improper Restriction of Operations within the Bounds of a Memory Buffer

CWE-119

CVSS v3.1

Base Score:	7.4
Attack Vector (AV):	LOCAL
Attack Complexity (AC):	HIGH
Privileges Required (PR):	NONE
User Interaction (UI):	NONE
Scope (S):	UNCHANGED
Confidentiality (C):	HIGH
Integrity (I):	HIGH
Availability (A):	HIGH

CVSS v2

Base Score:	6.9
Access Vector (AV):	LOCAL
Access Complexity (AC):	MEDIUM
Authentication (AU):	NONE
Confidentiality (C):	COMPLETE
Integrity (I):	COMPLETE
Availability (A):	COMPLETE
Additional information:

Mend.io Vulnerability Database

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CVE-2015-3214

Date: August 31, 2015

Language: C

Severity Score

Related Resources (22)

Severity Score

Weakness Type (CWE)

CVSS v3.1

CVSS v2

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