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CVE-2013-3076

Date: April 22, 2013

The crypto API in the Linux kernel through 3.9-rc8 does not initialize certain length variables, which allows local users to obtain sensitive information from kernel stack memory via a crafted recvmsg or recvfrom system call, related to the hash_recvmsg function in crypto/algif_hash.c and the skcipher_recvmsg function in crypto/algif_skcipher.c.

Language: C

Severity Score

Related Resources (11)

http://www.ubuntu.com/usn/USN-1837-1
https://nvd.nist.gov/vuln/detail/CVE-2013-3076
http://lists.opensuse.org/opensuse-security-announce/2013-07/msg00016.html
https://security-tracker.debian.org/tracker/CVE-2013-3076
https://github.com/torvalds/linux/commit/72a763d805a48ac8c0bf48fdb510e84c12de51fe
http://lists.opensuse.org/opensuse-security-announce/2013-07/msg00018.html
http://www.openwall.com/lists/oss-security/2013/04/14/3
http://lists.fedoraproject.org/pipermail/package-announce/2013-April/103750.html
https://people.canonical.com/~ubuntu-security/cve/CVE-2013-3076
http://lists.fedoraproject.org/pipermail/package-announce/2013-May/104480.html
https://www.mend.io/vulnerability-database/CVE-2013-3076

Severity Score

Weakness Type (CWE)

Exposure of Sensitive Information to an Unauthorized Actor

CWE-200

CVSS v3.1

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

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