CVE-2009-1914

Linux Kernel < 2.6.29 - Denial of Service via Uninitialized Pointer in pci_register_iommu_region

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2009-1914. PoCs published by Mikulas Patocka.

AI-analyzed exploit summary The provided text describes a local denial-of-service vulnerability in the Linux kernel affecting sparc64 architecture. It references a command to trigger the issue but lacks executable exploit code.

Description

The pci_register_iommu_region function in arch/sparc/kernel/pci_common.c in the Linux kernel before 2.6.29 on the sparc64 platform allows local users to cause a denial of service (system crash) by reading the /proc/iomem file, related to uninitialized pointers and the request_resource function.

Exploits (1)

exploitdb WRITEUP VERIFIED
by Mikulas Patocka · textdoslinux
https://www.exploit-db.com/exploits/33043

The provided text describes a local denial-of-service vulnerability in the Linux kernel affecting sparc64 architecture. It references a command to trigger the issue but lacks executable exploit code.

Classification
Writeup 90%
Attack Type
Dos
Complexity
Trivial
Reliability
Theoretical
Target: Linux kernel 2.6.22-rc1 through 2.6.29 (sparc64)
No auth needed
Prerequisites: Access to a vulnerable sparc64 system
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (10)

Core 10
Core References
Third Party Advisory, VDB Entry vdb-entry x_refsource_xf
https://exchange.xforce.ibmcloud.com/vulnerabilities/51196
Third Party Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/35656
Third Party Advisory vendor-advisory x_refsource_debian
http://www.debian.org/security/2009/dsa-1844
Third Party Advisory, VDB Entry vdb-entry x_refsource_osvdb
http://osvdb.org/54908
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/35415
Third Party Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/36051
Vendor Advisory vendor-advisory x_refsource_ubuntu
http://www.ubuntu.com/usn/usn-793-1
Mailing List mailing-list x_refsource_mlist
http://www.openwall.com/lists/oss-security/2009/06/03/3

Scores

EPSS 0.0067
EPSS Percentile 47.5%

Details

CWE
CWE-20
Status published
Products (50)
linux/linux_kernel 2.6.0
linux/linux_kernel 2.6.1
linux/linux_kernel 2.6.2
linux/linux_kernel 2.6.3
linux/linux_kernel 2.6.4
linux/linux_kernel 2.6.5
linux/linux_kernel 2.6.6
linux/linux_kernel 2.6.7
linux/linux_kernel 2.6.8
linux/linux_kernel 2.6.8.1
... and 40 more
Published Jun 04, 2009
Tracked Since Feb 18, 2026