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An attacker can send a notify request that causes a new secondary domain to be added to the bind backend, but causes said backend to update its configuration to an invalid one, leading to the backend no longer able to run on the...
1 affected package
pdns
| Package | 26.04 LTS | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|---|
| pdns | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
If you use the zoneToCache function with a malicious authoritative server, an attacker can send a zone that result in a null pointer dereference, caused by a missing consistency check and leading to a denial of service.
1 affected package
pdns-recursor
| Package | 26.04 LTS | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|---|
| pdns-recursor | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
An RPZ sent by a malicious authoritative server can result in a null pointer dereference, caused by a missing consistency check and leading to a denial of service.
1 affected package
pdns-recursor
| Package | 26.04 LTS | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|---|
| pdns-recursor | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
An attacker can send replies that result in a null pointer dereference, caused by a missing consistency check and leading to a denial of service. Cookies are disabled by default.
1 affected package
pdns-recursor
| Package | 26.04 LTS | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|---|
| pdns-recursor | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
A zone transition from NSEC to NSEC3 might trigger an internal inconsistency and cause a denial of service.
1 affected package
pdns-recursor
| Package | 26.04 LTS | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|---|
| pdns-recursor | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
An attacker can send a web request that causes unlimited memory allocation in the internal web server, leading to a denial of service. The internal web server is disabled by default.
3 affected packages
dnsdist, pdns, pdns-recursor
| Package | 26.04 LTS | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|---|
| dnsdist | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
| pdns | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
| pdns-recursor | Not affected | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
Having many concurrent transfers of the same RPZ can lead to inconsistent RPZ data, use after free and/or a crash of the recursor. Normally concurrent transfers of the same RPZ zone can only occur with a malfunctioning RPZ provider.
1 affected package
pdns-recursor
| Package | 26.04 LTS | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|---|
| pdns-recursor | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
By publishing and querying a crafted zone an attacker can cause allocation of large entries in the negative and aggressive NSEC(3) caches.
1 affected package
pdns-recursor
| Package | 26.04 LTS | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|---|
| pdns-recursor | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
An attacker can send a web request that causes unlimited memory allocation in the internal web server, leading to a denial of service. The internal web server is disabled by default.
3 affected packages
dnsdist, pdns, pdns-recursor
| Package | 26.04 LTS | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|---|
| dnsdist | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
| pdns | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
| pdns-recursor | Not affected | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
An attacker can send a web request that causes unlimited memory allocation in the internal web server, leading to a denial of service. The internal web server is disabled by default.
1 affected package
pdns-recursor
| Package | 26.04 LTS | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|---|
| pdns-recursor | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |