Bug 2293208 (CVE-2021-47606)

Summary: CVE-2021-47606 kernel: net: netlink: af_netlink: Prevent empty skb by adding a check on len.
Product: [Other] Security Response Reporter: Avinash Hanwate <ahanwate>
Component: vulnerabilityAssignee: Product Security <prodsec-ir-bot>
Status: NEW --- QA Contact:
Severity: low Docs Contact:
Priority: low    
Version: unspecifiedCC: dfreiber, drow, jburrell, rkeshri, vkumar
Target Milestone: ---Keywords: Security
Target Release: ---   
Hardware: All   
OS: Linux   
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Fixed In Version: kernel 4.4.296, kernel 4.9.294, kernel 4.14.259, kernel 4.19.222, kernel 5.4.167, kernel 5.10.87, kernel 5.15.10, kernel 5.16 Doc Type: If docs needed, set a value
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oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
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Bug Blocks: 2293209    

Description Avinash Hanwate 2024-06-20 10:27:14 UTC
In the Linux kernel, the following vulnerability has been resolved:

net: netlink: af_netlink: Prevent empty skb by adding a check on len.

The Linux kernel CVE team has assigned CVE-2021-47606 to this issue.

Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2024061923-CVE-2021-47606-daa5@gregkh/T

Comment 10 errata-xmlrpc 2024-08-14 00:51:50 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9

Via RHSA-2024:5363 https://access.redhat.com/errata/RHSA-2024:5363