Bug 2088819 (CVE-2022-31045) - CVE-2022-31045 Istio: Unsafe memory access in metadata exchange.
Summary: CVE-2022-31045 Istio: Unsafe memory access in metadata exchange.
Keywords:
Status: CLOSED ERRATA
Alias: CVE-2022-31045
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 2095629
Blocks: 2088820
TreeView+ depends on / blocked
 
Reported: 2022-05-20 21:39 UTC by Nick Tait
Modified: 2023-09-01 03:24 UTC (History)
8 users (show)

Fixed In Version: Istio 1.12.8, Istio 1.13.5, Istio 1.14.1
Doc Type: If docs needed, set a value
Doc Text:
A flaw was found in Istio. Memory access violation of ill-formed headers sent to Envoy in certain configurations can lead to unexpected memory access, resulting in undefined behavior or crashing.
Clone Of:
Environment:
Last Closed: 2022-06-13 17:21:06 UTC
Embargoed:

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System ID Private Priority Status Summary Last Updated
Red Hat Product Errata RHSA-2022:5004 0 None None None 2022-06-13 12:33:58 UTC

Description Nick Tait 2022-05-20 21:39:31 UTC 
For an Envoy with HTTP Metadata Exchange enabled, a request with "X-Envoy-Peer-Metadata-Id" set and "X-Envoy-Peer-Metadata" unset can lead to unexpected memory access resulting in undefined behavior or crash.
Comment 5 Avinash Hanwate 2022-06-10 04:07:47 UTC 
Created golang-istio-pkg tracking bugs for this issue:

Affects: fedora-35 [bug 2095629]
Comment 6 errata-xmlrpc 2022-06-13 12:33:56 UTC 
This issue has been addressed in the following products:

  OpenShift Service Mesh 2.1

Via RHSA-2022:5004 https://access.redhat.com/errata/RHSA-2022:5004
Comment 7 Product Security DevOps Team 2022-06-13 17:21:04 UTC 
This bug is now closed. Further updates for individual products will be reflected on the CVE page(s):

https://access.redhat.com/security/cve/cve-2022-31045
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