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CVE-2026-33262

Medium priority
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 20.04 LTS
pdns-recursor Needs evaluation
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CVE-2026-33261

Medium priority
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 20.04 LTS
pdns-recursor Needs evaluation
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CVE-2026-33260

Medium priority
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 20.04 LTS
dnsdist Needs evaluation
pdns Needs evaluation
pdns-recursor Needs evaluation
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CVE-2026-33259

Medium priority
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 20.04 LTS
pdns-recursor Needs evaluation
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CVE-2026-33258

Medium priority
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 20.04 LTS
pdns-recursor Needs evaluation
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CVE-2026-33257

Medium priority
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 20.04 LTS
dnsdist Needs evaluation
pdns Needs evaluation
pdns-recursor Needs evaluation
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CVE-2026-33256

Medium priority
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 20.04 LTS
pdns-recursor Needs evaluation
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CVE-2026-6846

Medium priority
Needs evaluation

A flaw was found in binutils. A heap-buffer-overflow vulnerability exists when processing a specially crafted XCOFF (Extended Common Object File Format) object file during linking. A local attacker could trick a user into...

1 affected package

binutils

Package 20.04 LTS
binutils Needs evaluation
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CVE-2026-6845

Medium priority
Needs evaluation

A flaw was found in binutils, specifically within the `readelf` utility. This vulnerability allows a local attacker to cause a Denial of Service (DoS) by tricking a user into processing a specially crafted Executable and Linkable...

1 affected package

binutils

Package 20.04 LTS
binutils Needs evaluation
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CVE-2026-6844

Medium priority
Needs evaluation

A flaw was found in the `readelf` utility of the binutils package. A local attacker could exploit two Denial of Service (DoS) vulnerabilities by providing a specially crafted Executable and Linkable Format (ELF) file. One...

1 affected package

binutils

Package 20.04 LTS
binutils Needs evaluation
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