CVE-2006-5823

CVE-2006-5823 is a medium-severity vulnerability in Linux Linux Kernel with a CVSS 2.0 base score of 4.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

The zlib_inflate function in Linux kernel 2.6.x allows local users to cause a denial of service (crash) via a malformed filesystem that uses zlib compression that triggers memory corruption, as demonstrated using cramfs.

Frequently asked questions

What is CVE-2006-5823?
The zlib_inflate function in Linux kernel 2.6.x allows local users to cause a denial of service (crash) via a malformed filesystem that uses zlib compression that triggers memory corruption, as demonstrated using cramfs.
How severe is CVE-2006-5823?
CVE-2006-5823 has a CVSS 2.0 base score of 4.0, rated medium severity.
Is CVE-2006-5823 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (28th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2006-5823?
CVE-2006-5823 primarily affects Linux Linux Kernel. In total, 211 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2006-5823?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2006-5823 published?
CVE-2006-5823 was published on 2006-11-09 and last updated on 2026-06-16.

References

Affected products (211)

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