CVE-2006-6056

Severity: medium (CVSS 4.9 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.6% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2006-11-22 · updated 2026-06-16

Description

Linux kernel 2.6.x up to 2.6.18 and possibly other versions, when SELinux hooks are enabled, allows local users to cause a denial of service (crash) via a malformed file stream that triggers a NULL pointer dereference in the superblock_doinit function, as demonstrated using an HFS filesystem image.

Affected products

Linux kernel: 2.6.0, 2.6.1, 2.6.2, 2.6.3, 2.6.4, 2.6.5 (+98)

References

http://projects.info-pull.com/mokb/MOKB-14-11-2006.html
http://rhn.redhat.com/errata/RHSA-2007-0014.html
http://secunia.com/advisories/22887
http://secunia.com/advisories/23474
http://secunia.com/advisories/23997
http://secunia.com/advisories/24098
http://secunia.com/advisories/24206
http://secunia.com/advisories/24482
http://secunia.com/advisories/24777
http://secunia.com/advisories/25691
http://secunia.com/advisories/25714
http://support.avaya.com/elmodocs2/security/ASA-2007-063.htm

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