CVE-2016-6354

Published on: 09/21/2016 12:00:00 AM UTC

Last Modified on: 03/23/2021 11:27:11 PM UTC

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Certain versions of Debian Linux from Debian contain the following vulnerability:

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.

  • CVE-2016-6354 has been assigned by [email protected] to track the vulnerability - currently rated as - currently rated as CRITICAL severity.

CVSS3 Score: 9.8 - CRITICAL

Attack
Vector
Attack
Complexity
Privileges
Required
User
Interaction
NETWORK LOW NONE NONE
Scope Confidentiality
Impact
Integrity
Impact
Availability
Impact
UNCHANGED HIGH HIGH HIGH

CVSS2 Score: 7.5 - HIGH

Access
Vector
Access
Complexity
Authentication
NETWORK LOW NONE
Confidentiality
Impact
Integrity
Impact
Availability
Impact
PARTIAL PARTIAL PARTIAL

CVE References

Description Tags Link
oss-security - CVE request: flex: Buffer overflow in generated code (yy_get_next_buffer) Release Notes
Third Party Advisory
www.openwall.com
text/html
URL Logo MLIST [oss-security] 20160718 CVE request: flex: Buffer overflow in generated code (yy_get_next_buffer)
Fixed incorrect integer type · westes/[email protected] · GitHub Patch
github.com
text/html
URL Logo CONFIRM github.com/westes/flex/commit/a5cbe929ac3255d371e698f62dc256afe7006466
flex: Potential insecure code generation (GLSA 201701-31) — Gentoo security security.gentoo.org
text/html
URL Logo GENTOO GLSA-201701-31
oss-security - Re: CVE request: flex: Buffer overflow in generated code (yy_get_next_buffer) Release Notes
Third Party Advisory
www.openwall.com
text/html
URL Logo MLIST [oss-security] 20160726 Re: CVE request: flex: Buffer overflow in generated code (yy_get_next_buffer)
Debian -- Security Information -- DSA-3653-1 flex Third Party Advisory
www.debian.org
Depreciated Link
text/html
URL Logo DEBIAN DSA-3653

Known Affected Configurations (CPE V2.3)

Type Vendor Product Version Update Edition Language
Operating
System
DebianDebian Linux8.0AllAllAll
Operating
System
DebianDebian Linux8.0AllAllAll
ApplicationFlex ProjectFlexAllAllAllAll
  • cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*:
  • cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*:
  • cpe:2.3:a:flex_project:flex:*:*:*:*:*:*:*:*: