Buffer overflow in Chicken Scheme - CVE-2014-3776
Published: May 20, 2014 / Updated: August 10, 2020
Vulnerability identifier: #VU41652
CSH Severity: Medium
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2014-3776
CWE-ID: CWE-119
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote non-authenticated attacker to read and manipulate data.
Buffer overflow in the "read-u8vector!" procedure in the srfi-4 unit in CHICKEN stable 4.8.0.7 and development snapshots before 4.9.1 allows remote attackers to cause a denial of service (memory corruption and application crash) and possibly execute arbitrary code via a "#f" value in the NUM argument.
Affected software
Chicken Scheme
Fedora
chicken
Fedora
chicken
How to mitigate CVE-2014-3776
Install update from vendor's website.
chicken - update to 4.8.0.6-2.el6
External References
- http://code.call-cc.org/cgi-bin/gitweb.cgi?p=chicken-core.git;a=commit;h=1d06ce7e21c7e903ca5dca11fda6fcf2cc52de5e
- http://lists.gnu.org/archive/html/chicken-announce/2014-05/msg00001.html
- http://lists.gnu.org/archive/html/chicken-hackers/2014-05/msg00032.html
- http://seclists.org/oss-sec/2014/q2/328
- http://seclists.org/oss-sec/2014/q2/334
- http://www.securityfocus.com/bid/67468
- https://bugs.call-cc.org/ticket/1124
- https://security.gentoo.org/glsa/201612-54