How severe is CVE-2006-0635?

CVE-2006-0635 has a CVSS 2.0 base score of 4.6, rated medium severity.

Is CVE-2006-0635 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (26th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2006-0635?

CVE-2006-0635 affects Fabrice Bellard Tiny C Compiler. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2006-0635?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2006-0635 published?

CVE-2006-0635 was published on 2006-02-10 and last updated on 2026-06-16.

CVE-2006-0635

CVE-2006-0635 is a medium-severity vulnerability in Fabrice Bellard Tiny C Compiler 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

Severity: Medium (CVSS 2.0 base score 4.6)
EPSS exploit prediction: 0% (26th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Fabrice Bellard Tiny C Compiler
Published: 2006-02-10
Last modified: 2026-06-16

Description

Tiny C Compiler (TCC) 0.9.23 (aka TinyCC) evaluates the "i>sizeof(int)" expression to false when i equals -1, which might introduce integer overflow vulnerabilities into applications that could be exploited by context-dependent attackers.

Frequently asked questions

What is CVE-2006-0635?: Tiny C Compiler (TCC) 0.9.23 (aka TinyCC) evaluates the "i>sizeof(int)" expression to false when i equals -1, which might introduce integer overflow vulnerabilities into applications that could be exploited by context-dependent attackers.
How severe is CVE-2006-0635?: CVE-2006-0635 has a CVSS 2.0 base score of 4.6, rated medium severity.
Is CVE-2006-0635 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (26th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2006-0635?: CVE-2006-0635 affects Fabrice Bellard Tiny C Compiler. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2006-0635?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2006-0635 published?: CVE-2006-0635 was published on 2006-02-10 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:fabrice_bellard:tiny_c_compiler:0.9.23:*:*:*:*:*:*:*