The _xfs_buf_find function in fs/xfs/xfs_buf.c in the Linux kernel before 3.7.6 does not validate block numbers, which allows local users to cause a denial of service (NULL pointer dereference and system crash) or possibly have unspecified other impact by leveraging the ability to mount an XFS filesystem containing a metadata inode with an invalid extent map.
Advisories
Source ID Title
EUVD EUVD EUVD-2013-1838 The _xfs_buf_find function in fs/xfs/xfs_buf.c in the Linux kernel before 3.7.6 does not validate block numbers, which allows local users to cause a denial of service (NULL pointer dereference and system crash) or possibly have unspecified other impact by leveraging the ability to mount an XFS filesystem containing a metadata inode with an invalid extent map.
Ubuntu USN Ubuntu USN USN-1968-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-1969-1 Linux kernel (OMAP4) vulnerabilities
Ubuntu USN Ubuntu USN USN-1970-1 Linux kernel (Quantal HWE) vulnerabilities
Ubuntu USN Ubuntu USN USN-1972-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-1973-1 Linux kernel (OMAP4) vulnerabilities
Ubuntu USN Ubuntu USN USN-1975-1 Linux kernel (OMAP4) vulnerabilities
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

No history.

Projects

Sign in to view the affected projects.

cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published:

Updated: 2024-08-06T15:13:33.288Z

Reserved: 2013-02-19T00:00:00

Link: CVE-2013-1819

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2013-03-06T22:55:00.927

Modified: 2025-04-11T00:51:21.963

Link: CVE-2013-1819

cve-icon Redhat

Severity : Moderate

Publid Date: 2013-01-21T00:00:00Z

Links: CVE-2013-1819 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses