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vulnerabilityCVE-2026-5950
Name
CVE-2026-5950
Source
NVD ( link)Debian ( link)
Description
An unbounded resend loop vulnerability exists in the BIND 9 resolver state machine during bad-server handling, enabling a remote unauthenticated attacker to cause severe resource exhaustion by sending queries that trigger specific retry conditions. This issue affects BIND 9 versions 9.18.36 through 9.18.48, 9.20.8 through 9.20.22, 9.21.7 through 9.21.21, 9.18.36-S1 through 9.18.48-S1, and 9.20.9-S1 through 9.20.22-S1.
Published Date
Updated Date
Workaround
-

Analysis#


Affected Component
Analysis
bind
Exploitable

Vulnerability Ratings#


5.3
CVSSv31
NaN
other

Others affected components#


Name
Project
Project Version
Version
Status
buildroot
2025.02.x
9.18.49
Not Affected
buildroot
master
9.18.50
Not Affected
openwrt
master
9.20.23-r1
Not Affected
openwrt
openwrt-25.12
9.20.23-r1
Not Affected
yocto
master
9.20.23
Not Affected
yocto
scarthgap
9.18.44
Exploitable