CVE-2005-2456

MEDIUM
5.5
CVSS Score
Published: August 4, 2005 at 04:00 AM UTC
Updated: June 16, 2026 at 10:14 PM UTC
2 products affected across 2 vendorsLinux KernelDebian Linux

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Severity
MEDIUM5.5
Exploit prediction
EPSS 0.4%

Description

Array index overflow in the xfrm_sk_policy_insert function in xfrm_user.c in Linux kernel 2.6 allows local users to cause a denial of service (oops or deadlock) and possibly execute arbitrary code via a p->dir value that is larger than XFRM_POLICY_OUT, which is used as an index in the sock->sk_policy array.

Affected

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

References (23)

Third Party Advisoryx_refsource_SECUNIABroken Link
http://secunia.com/advisories/16298
Third Party Advisoryx_refsource_SECUNIABroken Link
http://secunia.com/advisories/16500
Third Party Advisoryx_refsource_SECUNIABroken Link
http://secunia.com/advisories/17002
Third Party Advisoryx_refsource_SECUNIABroken Link
http://secunia.com/advisories/17073
Third Party Advisoryx_refsource_SECUNIABroken Link
http://secunia.com/advisories/17826
Third Party Advisoryx_refsource_SECUNIABroken Link
http://secunia.com/advisories/18056
Third Party Advisoryx_refsource_SECUNIABroken Link
http://secunia.com/advisories/18059
Vendor Advisoryx_refsource_DEBIANMailing List
http://www.debian.org/security/2005/dsa-921

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-667

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