Description
dhcpcd before 6.10.0 allows remote attackers to cause a denial of service (invalid read and crash) via vectors related to the option length.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 12 | dhcpcd5 | 6.10.1-1 | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 14.04 LTS | dhcpcd5 | No fix yet | — |
References
- [oss-security] 20160107 CVE id request: dhcpcd mailing-list
- [oss-security] 20160107 Re: CVE id request: dhcpcd mailing-list
- http://roy.marples.name/projects/dhcpcd/info/595883e2a431f65d8fabf33059aa4689cca17403
- GLSA-201606-07 vendor-advisory
- http://roy.marples.name/projects/dhcpcd/timeline?r=trunk&nd&c=2016-01-07+16%3A47%3A19&n=200
- 1034601 vdb-entry