CVE-2005-4639

CVE-2005-4639 is a medium-severity vulnerability in Linux Linux Kernel with a CVSS 2.0 base score of 4.6. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

Buffer overflow in the CA-driver (dst_ca.c) for TwinHan DST Frontend/Card in Linux kernel 2.6.12 and other versions before 2.6.15 allows local users to cause a denial of service (crash) and possibly execute arbitrary code by "reading more than 8 bytes into an 8 byte long array".

Frequently asked questions

What is CVE-2005-4639?
Buffer overflow in the CA-driver (dst_ca.c) for TwinHan DST Frontend/Card in Linux kernel 2.6.12 and other versions before 2.6.15 allows local users to cause a denial of service (crash) and possibly execute arbitrary code by "reading more than 8 bytes into an 8 byte long array".
How severe is CVE-2005-4639?
CVE-2005-4639 has a CVSS 2.0 base score of 4.6, rated medium severity.
Is CVE-2005-4639 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (37th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2005-4639?
CVE-2005-4639 primarily affects Linux Linux Kernel. In total, 26 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2005-4639?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2005-4639 published?
CVE-2005-4639 was published on 2005-12-31 and last updated on 2026-06-16.

References

Affected products (26)

More vulnerabilities in Linux Linux Kernel

All CVEs affecting Linux Linux Kernel →