CVE-2008-3686

Severity: medium (CVSS 4.9 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2008-08-14 · updated 2026-06-16
Weakness: CWE-399

Description

The rt6_fill_node function in net/ipv6/route.c in Linux kernel 2.6.26-rc4, 2.6.26.2, and possibly other 2.6.26 versions, allows local users to cause a denial of service (kernel OOPS) via IPv6 requests when no IPv6 input device is in use, which triggers a NULL pointer dereference.

Affected products

Linux kernel: 2.6.26-rc4, 2.6.26.2

References

http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=5e0115e500fe9dd2ca11e6f92db9123204f1327a
http://lkml.org/lkml/2008/8/7/230
http://lkml.org/lkml/2008/8/8/7
http://secunia.com/advisories/31579
http://www.vupen.com/english/advisories/2008/2422
https://exchange.xforce.ibmcloud.com/vulnerabilities/44605
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=5e0115e500fe9dd2ca11e6f92db9123204f1327a
http://lkml.org/lkml/2008/8/7/230
http://lkml.org/lkml/2008/8/8/7
http://secunia.com/advisories/31579
http://www.vupen.com/english/advisories/2008/2422
https://exchange.xforce.ibmcloud.com/vulnerabilities/44605

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