The idnsGrokReply function in Squid before 3.1.16 does not properly free memory, which allows remote attackers to cause a denial of service (daemon abort) via a DNS reply containing a CNAME record that references another CNAME record that contains an empty A record.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Squid | Squid-cache | 3.0 | 3.0 |
| Squid | Squid-cache | 3.0 | 3.0 |
| Squid | Squid-cache | 3.0 | 3.0 |
| Squid | Squid-cache | 3.0 | 3.0 |
| Squid | Squid-cache | 3.0 | 3.0 |
| Squid | Squid-cache | 3.0 | 3.0 |
| Squid | Squid-cache | 3.0 | 3.0 |
| Squid | Squid-cache | 3.0 | 3.0 |
| Squid | Squid-cache | 3.0 | 3.0 |
| Squid | Squid-cache | 3.0 | 3.0 |
| Squid | Squid-cache | 3.0 | 3.0 |
| Squid | Squid-cache | 3.0 | 3.0 |
| Squid | Squid-cache | 3.0 | 3.0 |
| Squid | Squid-cache | 3.0 | 3.0 |
| Squid | Squid-cache | 3.0 | 3.0 |
| Squid | Squid-cache | 3.0 | 3.0 |
| Squid | Squid-cache | 3.0 | 3.0 |
| Squid | Squid-cache | 3.0 | 3.0 |
| Squid | Squid-cache | 3.0 | 3.0 |
| Squid | Squid-cache | 3.0 | 3.0 |
| Squid | Squid-cache | 3.0 | 3.0 |
| Squid | Squid-cache | 3.0 | 3.0 |
| Squid | Squid-cache | 3.0 | 3.0 |
| Squid | Squid-cache | 3.0 | 3.0 |
| Squid | Squid-cache | 3.0 | 3.0 |
| Squid | Squid-cache | 3.0.stable1 | 3.0.stable1 |
| Squid | Squid-cache | 3.0.stable2 | 3.0.stable2 |
| Squid | Squid-cache | 3.0.stable3 | 3.0.stable3 |
| Squid | Squid-cache | 3.0.stable4 | 3.0.stable4 |
| Squid | Squid-cache | 3.0.stable5 | 3.0.stable5 |
| Squid | Squid-cache | 3.0.stable6 | 3.0.stable6 |
| Squid | Squid-cache | 3.0.stable7 | 3.0.stable7 |
| Squid | Squid-cache | 3.0.stable8 | 3.0.stable8 |
| Squid | Squid-cache | 3.0.stable9 | 3.0.stable9 |
| Squid | Squid-cache | 3.0.stable10 | 3.0.stable10 |
| Squid | Squid-cache | 3.0.stable11 | 3.0.stable11 |
| Squid | Squid-cache | 3.0.stable11 | 3.0.stable11 |
| Squid | Squid-cache | 3.0.stable12 | 3.0.stable12 |
| Squid | Squid-cache | 3.0.stable13 | 3.0.stable13 |
| Squid | Squid-cache | 3.0.stable14 | 3.0.stable14 |
| Squid | Squid-cache | 3.0.stable15 | 3.0.stable15 |
| Squid | Squid-cache | 3.0.stable16 | 3.0.stable16 |
| Squid | Squid-cache | 3.0.stable16 | 3.0.stable16 |
| Squid | Squid-cache | 3.0.stable17 | 3.0.stable17 |
| Squid | Squid-cache | 3.0.stable18 | 3.0.stable18 |
| Squid | Squid-cache | 3.0.stable19 | 3.0.stable19 |
| Squid | Squid-cache | 3.0.stable20 | 3.0.stable20 |
| Squid | Squid-cache | 3.0.stable21 | 3.0.stable21 |
| Squid | Squid-cache | 3.0.stable22 | 3.0.stable22 |
| Squid | Squid-cache | 3.0.stable23 | 3.0.stable23 |
| Squid | Squid-cache | 3.0.stable24 | 3.0.stable24 |
| Squid | Squid-cache | 3.0.stable25 | 3.0.stable25 |
| Squid | Squid-cache | 3.1 | 3.1 |
| Squid | Squid-cache | 3.1.0.1 | 3.1.0.1 |
| Squid | Squid-cache | 3.1.0.2 | 3.1.0.2 |
| Squid | Squid-cache | 3.1.0.3 | 3.1.0.3 |
| Squid | Squid-cache | 3.1.0.4 | 3.1.0.4 |
| Squid | Squid-cache | 3.1.0.5 | 3.1.0.5 |
| Squid | Squid-cache | 3.1.0.6 | 3.1.0.6 |
| Squid | Squid-cache | 3.1.0.7 | 3.1.0.7 |
| Squid | Squid-cache | 3.1.0.8 | 3.1.0.8 |
| Squid | Squid-cache | 3.1.0.9 | 3.1.0.9 |
| Squid | Squid-cache | 3.1.0.10 | 3.1.0.10 |
| Squid | Squid-cache | 3.1.0.11 | 3.1.0.11 |
| Squid | Squid-cache | 3.1.0.12 | 3.1.0.12 |
| Squid | Squid-cache | 3.1.0.13 | 3.1.0.13 |
| Squid | Squid-cache | 3.1.0.14 | 3.1.0.14 |
| Squid | Squid-cache | 3.1.0.15 | 3.1.0.15 |
| Squid | Squid-cache | 3.1.0.16 | 3.1.0.16 |
| Squid | Squid-cache | 3.1.0.17 | 3.1.0.17 |
| Squid | Squid-cache | 3.1.0.18 | 3.1.0.18 |
| Squid | Squid-cache | 3.1.1 | 3.1.1 |
| Squid | Squid-cache | 3.1.2 | 3.1.2 |
| Squid | Squid-cache | 3.1.3 | 3.1.3 |
| Squid | Squid-cache | 3.1.4 | 3.1.4 |
| Squid | Squid-cache | 3.1.5 | 3.1.5 |
| Squid | Squid-cache | 3.1.5.1 | 3.1.5.1 |
| Squid | Squid-cache | 3.1.6 | 3.1.6 |
| Squid | Squid-cache | 3.1.7 | 3.1.7 |
| Squid | Squid-cache | 3.1.8 | 3.1.8 |
| Squid | Squid-cache | 3.1.9 | 3.1.9 |
| Squid | Squid-cache | 3.1.10 | 3.1.10 |
| Squid | Squid-cache | 3.1.11 | 3.1.11 |
| Squid | Squid-cache | 3.1.12 | 3.1.12 |
| Squid | Squid-cache | 3.1.13 | 3.1.13 |
| Squid | Squid-cache | 3.1.14 | 3.1.14 |
| Squid | Squid-cache | * | 3.1.15 |
| Red Hat Enterprise Linux 6 | RedHat | squid-7:3.1.10-1.el6_2.1 | * |
| Squid3 | Ubuntu | maverick | * |
| Squid3 | Ubuntu | natty | * |
| Squid3 | Ubuntu | oneiric | * |
| Squid3 | Ubuntu | upstream | * |