National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2013-3076 Detail

Current Description

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.

Source:  MITRE
View Analysis Description

Impact

CVSS v2.0 Severity and Metrics:

Base Score: 4.9 MEDIUM
Vector: (AV:L/AC:L/Au:N/C:C/I:N/A:N) (V2 legend)
Impact Subscore: 6.9
Exploitability Subscore: 3.9


Access Vector (AV): Local
Access Complexity (AC): Low
Authentication (AU): None
Confidentiality (C): Complete
Integrity (I): None
Availability (A): None
Additional Information:
Allows unauthorized disclosure of information

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://lists.fedoraproject.org/pipermail/package-announce/2013-April/103750.html
http://lists.fedoraproject.org/pipermail/package-announce/2013-May/104480.html
http://lists.opensuse.org/opensuse-security-announce/2013-07/msg00016.html
http://lists.opensuse.org/opensuse-security-announce/2013-07/msg00018.html
http://www.openwall.com/lists/oss-security/2013/04/14/3
http://www.ubuntu.com/usn/USN-1837-1
https://github.com/torvalds/linux/commit/72a763d805a48ac8c0bf48fdb510e84c12de51fe

Technical Details

Vulnerability Type (View All)

  • Information Leak / Disclosure (CWE-200)

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:o:linux:linux_kernel:3.9:rc1:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:linux:linux_kernel:3.9:rc2:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:linux:linux_kernel:3.9:rc3:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:linux:linux_kernel:3.9:rc4:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:linux:linux_kernel:3.9:rc5:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:linux:linux_kernel:3.9:rc6:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:linux:linux_kernel:*:rc7:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (including)
3.9


Change History

2 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2013-3076
NVD Published Date:
04/22/2013
NVD Last Modified:
11/28/2017