CVE-2015-0247

Impact:
Moderate
Public Date:
2015-02-05
CWE:
CWE-122
Bugzilla:
1187032: CVE-2015-0247 e2fsprogs: ext2fs_open2() missing first_meta_bg boundary check leading to heap buffer overflow (oCERT-015-002)
A heap-based buffer overflow flaw was found in e2fsprogs. A specially crafted Ext2/3/4 file system could cause an application using the ext2fs library (for example, fsck) to crash or, possibly, execute arbitrary code.

Find out more about CVE-2015-0247 from the MITRE CVE dictionary dictionary and NIST NVD.

Statement

This issue affects e2fsprogs packages as shipped with Red Hat Enterprise Linux 6 and 7. Red Hat Product Security has rated this issue as having Moderate security impact. A future update may address this issue.

This issue affects e4fsprogs packages as shipped with Red Hat Enterprise Linux 5. The issue is not planned to be addressed in Red Hat Enterprise Linux 5.

This issue did not affect e2fsprogs packages as shipped with Red Hat Enterprise Linux 5.

CVSS v2 metrics

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

Base Score 6.9
Base Metrics AV:L/AC:M/Au:N/C:C/I:C/A:C
Access Vector Local
Access Complexity Medium
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).

Affected Packages State

Platform Package State
Red Hat Enterprise Linux 7 e2fsprogs Fix deferred
Red Hat Enterprise Linux 6 e2fsprogs Fix deferred
Red Hat Enterprise Linux 5 e2fsprogs Not affected
Red Hat Enterprise Linux 5 e4fsprogs Will not fix

Acknowledgements

Red Hat would like to thank oCERT for reporting these issues. oCERT acknowledges Jose Duart of the Google Security Team as the original reporter.

External References

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

For clarification or corrections please contact Red Hat Product Security.

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