| Package | Affected versions | Patched versions |
|---|---|---|
| dhcpcd | = 4.0.0= 4.0.1= 4.0.10= 4.0.11= 4.0.12= 4.0.13= 4.0.14= 4.0.15= 4.0.2= 4.0.3= 4.0.4= 4.0.5= 4.0.6= 4.0.7= 5.0.0= 5.0.1= 5.0.3= 5.0.4= 5.0.6= 5.0.7= 5.0.8= 5.0.9= 5.1.0= 5.1.1= 5.1.2= 5.1.3= 5.1.4= 5.1.5= 5.2.0= 5.2.1= 5.2.10= 5.2.11= 5.2.12= 5.2.3= 5.2.4= 5.2.5= 5.2.6= 5.2.7= 5.2.8= 5.2.9= 5.5.0= 5.5.1= 5.5.2= 5.5.3= 5.5.4= 5.5.5= 5.5.6= 5.6.0= 5.6.1= 5.6.2= 5.6.3= 5.6.4= 5.6.5= 5.6.6= 5.6.7= 5.6.8= 5.99.2= 5.99.3= 5.99.4= 5.99.5= 5.99.6= 5.99.7= 6.0.0= 6.0.1= 6.0.2= 6.0.3= 6.0.4= 6.0.5= 6.1.0= 6.2.0= 6.2.1= 6.3.0= 6.3.1= 6.3.2= 6.4.0= 6.4.1= 6.4.2 |
The get_option function in dhcpcd 4.0.0 through 6.x before 6.4.3 allows remote DHCP servers to cause a denial of service by resetting the DHO_OPTIONSOVERLOADED option in the (1) bootfile or (2) servername section, which triggers the option to be processed again.
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