CVE-2005-2456

Publication date 4 August 2005

Last updated 24 July 2024


Ubuntu priority

Cvss 3 Severity Score

5.5 · Medium

Score breakdown

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.

Status

Package Ubuntu Release Status
kernel-source-2.4.27 7.04 feisty Not in release
6.10 edgy
Fixed 2.4.27-12
6.06 LTS dapper
Fixed 2.4.27-12
linux-source-2.6.15 7.04 feisty Not in release
6.10 edgy Not in release
6.06 LTS dapper
Fixed 2.6.15-29.58
linux-source-2.6.17 7.04 feisty Not in release
6.10 edgy
Fixed 2.6.17.1-12.40
6.06 LTS dapper Not in release

Severity score breakdown

Parameter Value
Base score 5.5 · Medium
Attack vector Local
Attack complexity Low
Privileges required Low
User interaction None
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

References

Related Ubuntu Security Notices (USN)

    • USN-169-1
    • Linux kernel vulnerabilities
    • 19 August 2005

Other references