CVE-2011-4077

Buffer overflow in the xfs_readlink function in fs/xfs/xfs_vnodeops.c in XFS in the Linux kernel 2.6, when CONFIG_XFS_DEBUG is disabled, allows local users to cause a denial of service (memory corruption and crash) and possibly execute arbitrary code via an XFS image containing a symbolic link with a long pathname.

CVSS v2.0 6.9 MEDIUM

6.9^/10

CVSS v2.0 : MEDIUM

Vector : AV:L/AC:M/Au:N/C:C/I:C/A:C

Exploitability : 3.4 / Impact : 10.0

Access Vector LOCAL

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
http://marc.info/?l=bugtraq&m=139447903326211&w=2	Mailing List Third Party Advisory
http://oss.sgi.com/archives/xfs/2011-10/msg00345.html	Patch Third Party Advisory
http://secunia.com/advisories/48964	Broken Link
http://www.openwall.com/lists/oss-security/2011/10/26/1	Mailing List Patch Third Party Advisory
http://www.openwall.com/lists/oss-security/2011/10/26/3	Mailing List Patch Third Party Advisory
http://xorl.wordpress.com/2011/12/07/cve-2011-4077-linux-kernel-xfs-readlink-memory-corruption/	Exploit Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=749156	Issue Tracking Patch Third Party Advisory
http://marc.info/?l=bugtraq&m=139447903326211&w=2	Mailing List Third Party Advisory
http://oss.sgi.com/archives/xfs/2011-10/msg00345.html	Patch Third Party Advisory
http://secunia.com/advisories/48964	Broken Link
http://www.openwall.com/lists/oss-security/2011/10/26/1	Mailing List Patch Third Party Advisory
http://www.openwall.com/lists/oss-security/2011/10/26/3	Mailing List Patch Third Party Advisory
http://xorl.wordpress.com/2011/12/07/cve-2011-4077-linux-kernel-xfs-readlink-memory-corruption/	Exploit Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=749156	Issue Tracking Patch Third Party Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::

History

No history.

Information

Published : 2012-01-27 15:55

Updated : 2025-04-11 00:51

NVD link : CVE-2011-4077

Mitre link : CVE-2011-4077

CVE.ORG link : CVE-2011-4077

JSON object : View

Products Affected

linux

linux_kernel

CWE

CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer

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