CVE-2009-1914

Severity: medium (CVSS 4.9 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.7% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2009-06-04 · updated 2026-06-16
Weakness: CWE-20

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.

Affected products

Linux kernel: through 2.6.28.10; 2.6.0, 2.6.1, 2.6.2, 2.6.3, 2.6.4, 2.6.5 (+284)

References

http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=192d7a4667c6d11d1a174ec4cad9a3c5d5f9043c
http://osvdb.org/54908
http://secunia.com/advisories/35656
http://secunia.com/advisories/36051
http://www.debian.org/security/2009/dsa-1844
http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.29
http://www.openwall.com/lists/oss-security/2009/06/03/3
http://www.securityfocus.com/bid/35415
http://www.ubuntu.com/usn/usn-793-1
https://exchange.xforce.ibmcloud.com/vulnerabilities/51196
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=192d7a4667c6d11d1a174ec4cad9a3c5d5f9043c
http://osvdb.org/54908

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