CVEvulnerability
CVE-2016-6354
9.8 CRITICAL
Official page ↗
- Status
- Modified
- Published
- 2016-09-21
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.0 ([email protected])
- 9.8 CRITICAL — CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- CVSS 2.0 ([email protected])
- 7.5 HIGH — AV:N/AC:L/Au:N/C:P/I:P/A:P
- Weaknesses
- CWE-119
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.
Affected configurations
• debian debian linux 8.0
• westes flex (<= 2.6.0)
Related
Weakness · CWE (1)
- CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer weakness
References
- http://www.debian.org/security/2016/dsa-3653 Third Party Advisory
- http://www.openwall.com/lists/oss-security/2016/07/18/8 Release Notes, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2016/07/26/12 Release Notes, Third Party Advisory
- https://github.com/westes/flex/commit/a5cbe929ac3255d371e698f62dc256afe7006466 Patch
- https://security.gentoo.org/glsa/201701-31 security.gentoo.org
- http://www.debian.org/security/2016/dsa-3653 Third Party Advisory
- http://www.openwall.com/lists/oss-security/2016/07/18/8 Release Notes, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2016/07/26/12 Release Notes, Third Party Advisory
- https://github.com/westes/flex/commit/a5cbe929ac3255d371e698f62dc256afe7006466 Patch
- https://security.gentoo.org/glsa/201701-31 security.gentoo.org