Vulnerability Description
Heap-based buffer overflow in the yy_get_next_buffer function in Flex before 2.6.1 might allow context-dependent attackers to cause a denial of service or possibly execute arbitrary code via vectors involving num_to_read.
CVSS Score
CRITICAL
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Debian | Debian Linux | 8.0 |
| Westes | Flex | <= 2.6.0 |
Related Weaknesses (CWE)
References
- http://www.debian.org/security/2016/dsa-3653Third Party Advisory
- http://www.openwall.com/lists/oss-security/2016/07/18/8Release NotesThird Party Advisory
- http://www.openwall.com/lists/oss-security/2016/07/26/12Release NotesThird Party Advisory
- https://github.com/westes/flex/commit/a5cbe929ac3255d371e698f62dc256afe7006466Patch
- https://security.gentoo.org/glsa/201701-31
- http://www.debian.org/security/2016/dsa-3653Third Party Advisory
- http://www.openwall.com/lists/oss-security/2016/07/18/8Release NotesThird Party Advisory
- http://www.openwall.com/lists/oss-security/2016/07/26/12Release NotesThird Party Advisory
- https://github.com/westes/flex/commit/a5cbe929ac3255d371e698f62dc256afe7006466Patch
- https://security.gentoo.org/glsa/201701-31
FAQ
What is CVE-2016-6354?
CVE-2016-6354 is a vulnerability with a CVSS score of 9.8 (CRITICAL). Heap-based buffer overflow in the yy_get_next_buffer function in Flex before 2.6.1 might allow context-dependent attackers to cause a denial of service or possibly execute arbitrary code via vectors i...
How severe is CVE-2016-6354?
CVE-2016-6354 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.
Is there a patch for CVE-2016-6354?
Check the references section above for vendor advisories and patch information. Affected products include: Debian Debian Linux, Westes Flex.