Public Date:
949932: CVE-2013-1929 Kernel: tg3: buffer overflow in VPD firmware parsing

The MITRE CVE dictionary describes this issue as:

Heap-based buffer overflow in the tg3_read_vpd function in drivers/net/ethernet/broadcom/tg3.c in the Linux kernel before 3.8.6 allows physically proximate attackers to cause a denial of service (system crash) or possibly execute arbitrary code via crafted firmware that specifies a long string in the Vital Product Data (VPD) data structure.

Find out more about CVE-2013-1929 from the MITRE CVE dictionary dictionary and NIST NVD.


This issue affects the versions of the Linux kernel as shipped with Red Hat Enterprise Linux 5, 6 and Red Hat Enterprise MRG 2. The Red Hat Security Response Team has rated this issue as having low security impact because physical access is needed to exploit this issue. Future kernel updates for Red Hat Enterprise Linux 5, 6 and Red Hat Enterprise MRG 2 may address this issue. For additional information, refer to the Issue Severity Classification:

CVSS v2 metrics

NOTE: The following CVSS v2 metrics and score provided are preliminary and subject to review.

Base Score 6.2
Base Metrics AV:L/AC:H/Au:N/C:C/I:C/A:C
Access Vector Local
Access Complexity High
Authentication None
Confidentiality Impact Complete
Integrity Impact Complete
Availability Impact Complete

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

Red Hat Security Errata

Platform Errata Release Date
Red Hat Enterprise Linux version 5 (kernel) RHSA-2013:1034 2013-07-10
Red Hat Enterprise Linux version 6 (kernel) RHSA-2013:1645 2013-11-20
MRG Grid for RHEL 6 Server v.2 (kernel-rt) RHSA-2013:0829 2013-05-20