CVE-2008-3275

MEDIUM
5.5
CVSS Score
Published: August 12, 2008 at 11:00 PM UTC
Updated: June 16, 2026 at 10:55 PM UTC
5 products affected across 4 vendorsLinux KernelDebian LinuxUbuntu Linux

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Severity
MEDIUM5.5
Exploit prediction
EPSS 0.5%

Description

The (1) real_lookup and (2) __lookup_hash functions in fs/namei.c in the vfs implementation in the Linux kernel before 2.6.25.15 do not prevent creation of a child dentry for a deleted (aka S_DEAD) directory, which allows local users to cause a denial of service ("overflow" of the UBIFS orphan area) via a series of attempted file creations within deleted directories.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 2.6.25.15
Affected range stops below 2.6.25.15, so it looks safe — our inference, not a vendor statement

References (32)

Vendor Advisoryx_refsource_SUSEMailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2008-10/msg00001.html
Vendor Advisoryx_refsource_SUSEMailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2008-10/msg00003.html
Mailing Listx_refsource_MLISTExploitThird Party Advisory
http://lkml.org/lkml/2008/7/2/83
Third Party Advisoryx_refsource_SECUNIABroken Link
http://secunia.com/advisories/31551
Third Party Advisoryx_refsource_SECUNIABroken Link
http://secunia.com/advisories/31614
Third Party Advisoryx_refsource_SECUNIABroken Link
http://secunia.com/advisories/31836

CVSS

Attack Vector
LOCAL
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-120

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