Bug 2042610 (CVE-2022-22846)

Summary: CVE-2022-22846 python-dnslib: client does not validate DNS transaction ID
Product: [Other] Security Response Reporter: Guilherme de Almeida Suckevicz <gsuckevi>
Component: vulnerabilityAssignee: Red Hat Product Security <security-response-team>
Severity: medium Docs Contact:
Priority: medium    
Version: unspecifiedCC: mail
Target Milestone: ---Keywords: Security
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Hardware: All   
OS: Linux   
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Last Closed: 2022-01-19 20:30:37 UTC Type: ---
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oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
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Bug Depends On: 2042611, 2042612    
Bug Blocks:    

Description Guilherme de Almeida Suckevicz 2022-01-19 19:44:33 UTC
The dnslib package through 0.9.16 for Python does not verify that the ID value in a DNS reply matches an ID value in a query.


Comment 1 Guilherme de Almeida Suckevicz 2022-01-19 19:44:47 UTC
Created python-dnslib tracking bugs for this issue:

Affects: epel-8 [bug 2042612]
Affects: fedora-all [bug 2042611]

Comment 2 Product Security DevOps Team 2022-01-19 20:30:36 UTC
This CVE Bugzilla entry is for community support informational purposes only as it does not affect a package in a commercially supported Red Hat product. Refer to the dependent bugs for status of those individual community products.