What’s Vulnerable › Vulnerabilities

CVE-2017-6949

• Severity: high (CVSS 8.1 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2017-03-16 · updated 2026-06-17
• Weakness: CWE-119

Description

An issue was discovered in CHICKEN Scheme through 4.12.0. When using a nonstandard CHICKEN-specific extension to allocate an SRFI-4 vector in unmanaged memory, the vector size would be used in unsanitised form as an argument to malloc(). With an unexpected size, the impact may have been a segfault or buffer overflow.

Affected products

• chicken: 4.12.0

References

• http://lists.gnu.org/archive/html/chicken-announce/2017-03/msg00000.html
• http://www.securityfocus.com/bid/97317
• http://lists.gnu.org/archive/html/chicken-announce/2017-03/msg00000.html
• http://www.securityfocus.com/bid/97317

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