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CVE-2013-3231

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Date: April 22, 2013

The llc_ui_recvmsg function in net/llc/af_llc.c in the Linux kernel before 3.9-rc7 does not initialize a certain length variable, which allows local users to obtain sensitive information from kernel stack memory via a crafted recvmsg or recvfrom system call.

Language: C

Severity Score

Related Resources (17)

http://www.ubuntu.com/usn/USN-1837-1
https://nvd.nist.gov/vuln/detail/CVE-2013-3231
http://lists.opensuse.org/opensuse-security-announce/2013-07/msg00016.html
http://www.mandriva.com/security/advisories?name=MDVSA-2013:176
https://github.com/torvalds/linux/commit/c77a4b9cffb6215a15196ec499490d116dfad181
https://lkml.org/lkml/2013/4/14/107
http://rhn.redhat.com/errata/RHSA-2013-1645.html
http://lists.opensuse.org/opensuse-security-announce/2013-07/msg00018.html
https://access.redhat.com/security/cve/CVE-2013-3231
https://security-tracker.debian.org/tracker/CVE-2013-3231
http://lists.opensuse.org/opensuse-updates/2013-12/msg00129.html
http://www.openwall.com/lists/oss-security/2013/04/14/3
http://lists.fedoraproject.org/pipermail/package-announce/2013-April/103750.html
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=c77a4b9cffb6215a15196ec499490d116dfad181
http://lists.fedoraproject.org/pipermail/package-announce/2013-May/104480.html
https://people.canonical.com/~ubuntu-security/cve/CVE-2013-3231
https://www.mend.io/vulnerability-database/CVE-2013-3231

Severity Score

Weakness Type (CWE)

Information Leak / Disclosure

CWE-200

Top Fix

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CVSS v3.1

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

CVSS v2

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

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