CHICKEN Algorithm Complexity Vulnerability

CHICKEN Scheme is a compiler and interpreter based on the Scheme language , it can compile Scheme code into standard C code , and supports extensions . A security vulnerability exists in CHICKEN Scheme 4.12.0 and earlier versions. An attacker can exploit the vulnerability to perform an algorithmi...

CVE-2017-11343: Inefficient Algorithmic Complexity

Due to an incomplete fix for CVE-2012-6125, all versions of CHICKEN Scheme up to and including 4.12.0 are vulnerable to an algorithmic complexity attack. An attacker can provide crafted input which, when inserted into the symbol table, will result in On lookup time...

Fedora 26 : chicken (2017-1f3ee3bea6)

Fix for CVE-2017-6949, also bump to 4.12.0 Note that Tenable Network Security has extracted the preceding description block directly from the Fedora update system website. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues...

CVE-2017-11343

Due to an incomplete fix for CVE-2012-6125, all versions of CHICKEN Scheme up to and including 4.12.0 are vulnerable to an algorithmic complexity attack. An attacker can provide crafted input which, when inserted into the symbol table, will result in On lookup time...

CVE-2017-11343

CHICKEN Scheme versions up to 4.12.0 are vulnerable to an algorithmic complexity attack due to an incomplete fix for CVE-2012-6125. The issue arises from crafted input causing O(n) symbol-table lookups. The Fedora advisory FEDORA-2017-76ce091a43 provides a fix for CVE-2017-11343 (referenced in th...

CVE-2017-11343

Due to an incomplete fix for CVE-2012-6125, all versions of CHICKEN Scheme up to and including 4.12.0 are vulnerable to an algorithmic complexity attack. An attacker can provide crafted input which, when inserted into the symbol table, will result in On lookup time...

PT-2017-11944 · Chicken +1 · Chicken Scheme +1

Name of the Vulnerable Software and Affected Versions: CHICKEN Scheme versions prior to 4.12.1 Description: The issue is related to an incomplete fix for a previous problem, which allows an algorithmic complexity attack. An attacker can provide crafted input that, when inserted into the symbol...

[SECURITY] Fedora 26 Update: chicken-4.12.0-2.fc26

CHICKEN is a compiler for the Scheme programming language. CHICKEN produces portable, efficient C, supports almost all of the R5RS Scheme language standard, and includes many enhancements and extensions...

CHICKEN Scheme Denial of Service Vulnerability

CHICKEN Scheme is a compiler and interpreter based on the Scheme language , it can compile Scheme code into standard C code , and supports extensions . A denial of service vulnerability exists in CHICKEN Scheme versions prior to 4.13. An attacker can exploit this vulnerability by passing an...

CVE-2017-9334

An incorrect "pair?" check in the Scheme "length" procedure results in an unsafe pointer dereference in all CHICKEN Scheme versions prior to 4.13, which allows an attacker to cause a denial of service by passing an improper list to an application that calls "length" on it...

CVE-2017-9334

An incorrect "pair?" check in the Scheme "length" procedure results in an unsafe pointer dereference in all CHICKEN Scheme versions prior to 4.13, which allows an attacker to cause a denial of service by passing an improper list to an application that calls "length" on it...

UBUNTU-CVE-2017-9334

An incorrect "pair?" check in the Scheme "length" procedure results in an unsafe pointer dereference in all CHICKEN Scheme versions prior to 4.13, which allows an attacker to cause a denial of service by passing an improper list to an application that calls "length" on it...

Null pointer dereference

An incorrect "pair?" check in the Scheme "length" procedure results in an unsafe pointer dereference in all CHICKEN Scheme versions prior to 4.13, which allows an attacker to cause a denial of service by passing an improper list to an application that calls "length" on it...

DEBIAN-CVE-2017-9334

An incorrect "pair?" check in the Scheme "length" procedure results in an unsafe pointer dereference in all CHICKEN Scheme versions prior to 4.13, which allows an attacker to cause a denial of service by passing an improper list to an application that calls "length" on it...

CVE-2017-9334

An incorrect "pair?" check in the Scheme "length" procedure results in an unsafe pointer dereference in all CHICKEN Scheme versions prior to 4.13, which allows an attacker to cause a denial of service by passing an improper list to an application that calls "length" on it...

CVE-2017-9334

The CVE-2017-9334 entry affects CHICKEN Scheme prior to version 4.13. It arises from an incorrect pair? check in the Scheme length procedure, causing an unsafe pointer dereference when given an improper list. This leads to a denial of service. The available documents do not specify exploitation d...

CVE-2017-9334

An incorrect "pair?" check in the Scheme "length" procedure results in an unsafe pointer dereference in all CHICKEN Scheme versions prior to 4.13, which allows an attacker to cause a denial of service by passing an improper list to an application that calls "length" on it...

CVE-2017-9334

An incorrect "pair?" check in the Scheme "length" procedure results in an unsafe pointer dereference in all CHICKEN Scheme versions prior to 4.13, which allows an attacker to cause a denial of service by passing an improper list to an application that calls "length" on it...

CVE-2017-9334: Improper Input Validation

An incorrect "pair?" check in the Scheme "length" procedure results in an unsafe pointer dereference in all CHICKEN Scheme versions prior to 4.13, which allows an attacker to cause a denial of service by passing an improper list to an application that calls "length" on it...

PT-2017-18850 · Chicken +1 · Chicken Scheme +1

Name of the Vulnerable Software and Affected Versions: CHICKEN Scheme versions prior to 4.13 Description: The issue arises from an incorrect "pair?" check in the Scheme "length" procedure, leading to an unsafe pointer dereference. This allows an attacker to cause a denial of service by passing an...