CVE-2005-2459

Severity: medium (CVSS 5.0 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 4.6% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2005-08-23 · updated 2026-06-16
Weakness: CWE-476

Description

The huft_build function in inflate.c in the zlib routines in the Linux kernel before 2.6.12.5 returns the wrong value, which allows remote attackers to cause a denial of service (kernel crash) via a certain compressed file that leads to a null pointer dereference, a different vulnerability than CVE-2005-2458.

Affected products

Debian Linux: 3.1
Linux kernel: 2.6.0, 2.6.0-test1, 2.6.0-test10, 2.6.0-test11, 2.6.0-test2, 2.6.0-test3 (+42)

References

http://bugs.gentoo.org/show_bug.cgi?id=94584
http://kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.12.5
http://secunia.com/advisories/16355/
http://secunia.com/advisories/16500
http://secunia.com/advisories/17826
http://secunia.com/advisories/17918
http://secunia.com/advisories/18056
http://secunia.com/advisories/18059
http://www.debian.org/security/2005/dsa-921
http://www.debian.org/security/2005/dsa-922
http://www.mandriva.com/security/advisories?name=MDKSA-2005:219
http://www.mandriva.com/security/advisories?name=MDKSA-2005:220

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