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Retroactively add release note for CVE-2023-50868

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A release note for CVE-2023-50868 was not included in BIND 9.19.21, even
though that vulnerability was already addressed in that release (by the
fix for CVE-2023-50387).  Retroactively add a relevant release note for
BIND 9.19.21.
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Michał Kępień 2024-02-14 14:49:49 +01:00
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doc/notes/notes-9.19.21.rst
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@ -24,6 +24,10 @@ Security Fixes
Applied Cybersecurity ATHENE for bringing this vulnerability to our
attention. :gl:`#4424`
- Preparing an NSEC3 closest encloser proof could cause excessive CPU
load, leading to a denial-of-service condition. This has been fixed.
:cve:`2023-50868` :gl:`#4459`
- Parsing DNS messages with many different names could cause excessive
CPU load. This has been fixed. :cve:`2023-4408`