Vulnerability in Linux Kernel

CVE-2005-2456

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.

EPSS: 0.004 (30.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

Affected products

Weakness classification (CWE)

References

  • cve@mitre.org (vendor-advisory, Broken Link, x_refsource_SUSE)
  • cve@mitre.org (x_refsource_SECUNIA, Broken Link, third-party-advisory)
  • cve@mitre.org (x_refsource_UBUNTU, vendor-advisory, Broken Link)
  • cve@mitre.org (x_refsource_SECUNIA, Broken Link, third-party-advisory)
  • cve@mitre.org (vendor-advisory, Patch, Third Party Advisory, x_refsource_MANDRAKE)
  • cve@mitre.org (x_refsource_SECUNIA, Broken Link, third-party-advisory)
  • cve@mitre.org (Broken Link, x_refsource_OVAL, signature, vdb-entry)
  • cve@mitre.org (x_refsource_SECUNIA, Broken Link, third-party-advisory)
  • cve@mitre.org (vendor-advisory, Mailing List, x_refsource_DEBIAN)
  • cve@mitre.org (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_XF)

Frequently asked questions

What is CVE-2005-2456?
CVE-2005-2456 is a medium-severity vulnerability in Linux Kernel, classified under Improper Locking. CVSS score: 5.5/10. Published 2005-08-04.
How severe is CVE-2005-2456?
Medium severity. CVSS v3 base score is 5.5 out of 10.