UBUNTU-CVE-2016-6354

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Source
https://ubuntu.com/security/CVE-2016-6354
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2016/UBUNTU-CVE-2016-6354.json
JSON Data
https://api.test.osv.dev/v1/vulns/UBUNTU-CVE-2016-6354
Upstream
Published
2016-09-21T14:25:00Z
Modified
2025-07-16T08:19:36.677189Z
Severity
  • 9.8 (Critical) CVSS_V3 - CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
  • Ubuntu - low
Summary
[none]
Details

Heap-based buffer overflow in the yygetnextbuffer 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 numto_read.

References

Affected packages

Ubuntu:14.04:LTS / flex

Package

Name
flex
Purl
pkg:deb/ubuntu/flex@2.5.35-10.1ubuntu2?arch=source&distro=trusty

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.5.35-10.1ubuntu2

Affected versions

2.*

2.5.35-10.1ubuntu1

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "flex",
            "binary_version": "2.5.35-10.1ubuntu2"
        },
        {
            "binary_name": "flex-doc",
            "binary_version": "2.5.35-10.1ubuntu2"
        },
        {
            "binary_name": "libfl-dev",
            "binary_version": "2.5.35-10.1ubuntu2"
        }
    ]
}

Ubuntu:Pro:16.04:LTS / flex

Package

Name
flex
Purl
pkg:deb/ubuntu/flex@2.6.0-11?arch=source&distro=esm-infra/xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

2.*

2.5.39-8
2.6.0-1
2.6.0-3
2.6.0-4
2.6.0-6
2.6.0-7
2.6.0-8
2.6.0-9
2.6.0-11