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CVE Database

CVE-2013-3076

Impact: Low
Public: 2013-04-07
Bugzilla: 956162: CVE-2013-3076 Kernel: crypto: algif - suppress sending source address information in recvmsg

Details

The MITRE CVE dictionary describes this issue as:

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.

Find out more about CVE-2013-3076 from the MITRE CVE dictionary and NIST NVD.

Statement

This issue does not affect the versions of Linux kernel as shipped with
Red Hat Enterprise Linux 5 and Red Hat Enterprise Linux 6.

This issue affects the version of the kernel package as shipped with
Red Hat Enterprise MRG 2. Future kernel updates for Red Hat Enterprise MRG 2
may address this issue.

CVSS v2 metrics

Base Score: 2.1
Base Metrics: AV:L/AC:L/Au:N/C:P/I:N/A:N
Access Vector: Local
Access Complexity: Low
Authentication: None
Confidentiality Impact: Partial
Integrity Impact: None
Availability Impact: None

Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).

Red Hat security errata

Platform Errata Release Date
MRG Grid for RHEL 6 Server v.2 (kernel-rt) RHSA-2013:0829 May 20, 2013

External References

This page is generated automatically and has not been checked for errors or omissions.

For clarification or corrections please contact the Red Hat Security Response Team.