CVE-2008-0009

Severity: low (CVSS 2.1 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.0% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2008-02-12 · updated 2026-06-16
Weakness: CWE-20

Description

The vmsplice_to_user function in fs/splice.c in the Linux kernel 2.6.22 through 2.6.24 does not validate a certain userspace pointer before dereference, which might allow local users to access arbitrary kernel memory locations.

Affected products

Linux kernel: 2.6.22, 2.6.22-rc6, 2.6.22.1, 2.6.22.3, 2.6.22.4, 2.6.22.5 (+17)

References

http://isec.pl/vulnerabilities/isec-0026-vmsplice_to_kernel.txt
http://secunia.com/advisories/28835
http://secunia.com/advisories/28896
http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.24.1
http://www.securityfocus.com/archive/1/487982/100/0/threaded
http://www.securityfocus.com/bid/27704
http://www.securityfocus.com/bid/27799
http://www.vupen.com/english/advisories/2008/0487/references
https://bugzilla.redhat.com/show_bug.cgi?id=431206
https://www.redhat.com/archives/fedora-package-announce/2008-February/msg00254.html
https://www.redhat.com/archives/fedora-package-announce/2008-February/msg00255.html
http://isec.pl/vulnerabilities/isec-0026-vmsplice_to_kernel.txt

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