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CVE-2026-42005

Medium priority
Needs evaluation

security update

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
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CVE-2026-42004

Medium priority
Needs evaluation

security update

1 affected package

dnsdist

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
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CVE-2026-40211

Medium priority
Needs evaluation

security update

1 affected package

dnsdist

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
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CVE-2026-40210

Medium priority
Needs evaluation

security update

1 affected package

dnsdist

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
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CVE-2026-40209

Medium priority
Needs evaluation

security update

1 affected package

dnsdist

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
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CVE-2026-40208

Medium priority
Needs evaluation

security update

1 affected package

dnsdist

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
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CVE-2026-40011

Medium priority
Needs evaluation

security update

1 affected package

dnsdist

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
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CVE-2026-12490

Medium priority
Fixed

When a provide-xfr is given with a tls-auth-name, a secondary requesting a transfer should provide a client certificate with that name. However, no client certificate is needed when the request comes in over TLS over the regular...

1 affected package

nsd

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
nsd Fixed Not affected Not affected Not affected Not affected
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CVE-2026-12246

Medium priority

Some fixes available 5 of 6

NSD version 4.14.0 introduced a bug where a specially crafted APL RR, with an adflength larger than permitted for the address family will overwrite the stack when the zone is written to disk, with a maximum of 111...

1 affected package

nsd

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
nsd Fixed Fixed Fixed Fixed Fixed
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CVE-2026-12245

Medium priority

Some fixes available 1 of 2

NSD from version 4.13.0 has a heap use-after-free bug in logging errors on TLS connections, causing a crash of the server process, which can be triggered trivially by sending a DNS query over a DoT connection, and closing the...

1 affected package

nsd

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
nsd Fixed Not affected Not affected Not affected Not affected
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