WordPress component: A security weakness
WordPress component is affected by a security weakness. Exposure depends on how the affected operation is made reachable by the site. The resulting impact depends on how the affected component exposes the vulnerable operation.
- Component
- WordPress component
- Plugin slug
- Not applicable
- Affected
- See vendor advisory
- Safe version
- See mitigation notes
- Published
- Jul 23, 2009
- Weakness
- CWE-189 — Numeric Errors
Update, patch or deactivate.
Update WordPress component to a release outside the affected range, or disable and remove it until a fixed version is available.
No confirmed safe version is listed. Consider a vendor-supported patch or temporarily restricting the affected functionality while you assess the risk.
Deactivate only when warranted by your risk profile, or when advised by your hosting provider in the limited circumstances where the vulnerability cannot otherwise be mitigated. If you’re unsure which action is appropriate, contact Fused or your hosting provider for guidance.
Technical description
Off-by-one error in the options_write function in drivers/misc/sgi-gru/gruprocfs.c in the SGI GRU driver in the Linux kernel 2.6.30.2 and earlier on ia64 and x86 platforms might allow local users to overwrite arbitrary memory locations and gain privileges via a crafted count argument, which triggers a stack-based buffer overflow.
NVD vector: AV:L/AC:L/Au:N/C:C/I:C/A:C
Primary and upstream sources
- NVD record for CVE-2009-2584
- Upstream reference grsecurity.net
- Upstream reference lkml.org
- Upstream reference lkml.org
- Upstream reference secunia.com
- Upstream reference securityfocus.com
- Upstream reference ubuntu.com
- Upstream reference xorl.wordpress.com
- Upstream reference exchange.xforce.ibmcloud.com
- Upstream reference grsecurity.net
- Upstream reference lkml.org
- Upstream reference lkml.org
- Upstream reference secunia.com
- Upstream reference securityfocus.com
- Upstream reference ubuntu.com
- Upstream reference xorl.wordpress.com
- Upstream reference exchange.xforce.ibmcloud.com