CVE-2013-2188
Description
From CVE.org
A certain Red Hat patch to the do_filp_open function in fs/namei.c in the kernel package before 2.6.32-358.11.1.el6 on Red Hat Enterprise Linux (RHEL) 6 does not properly handle failure to obtain write permissions, which allows local users to cause a denial of service (system crash) by leveraging access to a filesystem that is mounted read-only.
Statement
This issue did not affect the Linux kernel as shipped with Red Hat Enterprise Linux 5 and Red Hat Enterprise Linux MRG 2.
This issue was addressed in Red Hat Enterprise Linux 6 via RHSA-2013:0911 (https://rhn.redhat.com/errata/RHSA-2013-0911.html).
Upstream is not affected.
Common Vulnerability Scoring System (CVSS) Score Details
Info alert:Important note
CVSS scores for open source components depend on vendor-specific factors (e.g. version or build chain). Therefore, Red Hat's score and impact rating can be different from NVD and other vendors. Red Hat remains the authoritative CVE Naming Authority (CNA) source for its products and services (see Red Hat classifications).
CVSS v2 Score Breakdown
| Red Hat | NVD | cve.org | |
|---|---|---|---|
| Base Score | 4.7 | 4.7 | N/A |
| Attack Vector | Local | Local | N/A |
| Access Complexity | Medium | Medium | N/A |
| Authentication | None | None | N/A |
| Confidentiality Impact | None | None | N/A |
| Integrity Impact | None | None | N/A |
| Availability Impact | Complete | Complete | N/A |
Vector
Red Hat: AV:L/AC:M/Au:N/C:N/I:N/A:C
NVD: AV:L/AC:M/Au:N/C:N/I:N/A:C
Acknowledgements
This issue was discovered by Mateusz Guzik (Red Hat).
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