CVE-2019-11766
First published: Sun May 05 2019(Updated: )
dhcp6.c in dhcpcd before 6.11.7 and 7.x before 7.2.2 has a buffer over-read in the D6_OPTION_PD_EXCLUDE feature.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| dhcpcd | <6.11.7 | |
| dhcpcd | >=7.0.0<7.2.2 | |
| Debian Linux | =8.0 | |
| Debian Linux | =9.0 | |
| Debian Linux | =10.0 |
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Reference Links
- http://www.securityfocus.com/bid/108172
- https://bugs.debian.org/928440
- https://roy.marples.name/archives/dhcpcd-discuss/0002428.html
- https://roy.marples.name/cgit/dhcpcd.git/commit/?h=dhcpcd-7&id=896ef4a54b0578985e5e1360b141593f1d62837b
- https://roy.marples.name/cgit/dhcpcd.git/commit/?h=dhcpcd-7&id=c1ebeaafeb324bac997984abdcee2d4e8b61a8a8
Frequently Asked Questions
What is the severity of CVE-2019-11766?
CVE-2019-11766 is classified as a medium-severity vulnerability due to its potential for exploiting buffer over-reads.
How do I fix CVE-2019-11766?
To fix CVE-2019-11766, users should upgrade to dhcpcd version 6.11.7 or 7.2.2 or later.
What systems are impacted by CVE-2019-11766?
CVE-2019-11766 affects dhcpcd versions before 6.11.7 and 7.x before 7.2.2, as well as specific versions of Debian Linux.
What is the nature of the vulnerability in CVE-2019-11766?
CVE-2019-11766 is a buffer over-read vulnerability that occurs in the D6_OPTION_PD_EXCLUDE feature of dhcpcd.
Who is responsible for addressing CVE-2019-11766?
The maintainers of the dhcpcd project and affected Linux distributions are responsible for addressing CVE-2019-11766 by providing patches.
- agent/type
- agent/remedy
- collector/mitre-cve
- source/MITRE
- agent/references
- agent/severity
- agent/author
- agent/weakness
- agent/last-modified-date
- agent/event
- agent/description
- agent/first-publish-date
- agent/source
- agent/softwarecombine
- agent/tags
- collector/nvd-index
- agent/software-canonical-lookup-request
- vendor/dhcpcd project
- canonical/dhcpcd
- version/dhcpcd/7.0.0
- vendor/debian
- canonical/debian linux
- version/debian linux/8.0
- version/debian linux/9.0
- version/debian linux/10.0