Bug 2063257 (CVE-2022-26354)
Summary: | CVE-2022-26354 QEMU: vhost-vsock: missing virtqueue detach on error can lead to memory leak | ||
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Product: | [Other] Security Response | Reporter: | Mauro Matteo Cascella <mcascell> |
Component: | vulnerability | Assignee: | Red Hat Product Security <security-response-team> |
Status: | CLOSED ERRATA | QA Contact: | |
Severity: | low | Docs Contact: | |
Priority: | low | ||
Version: | unspecified | CC: | berrange, cfergeau, crobinso, dbecker, jen, jferlan, jjoyce, jmaloy, jschluet, knoel, lhh, lkundrak, lpeer, mburns, mkenneth, mrezanin, mst, ondrejj, pbonzini, philmd, ribarry, rjones, sclewis, slinaber, virt-maint, virt-maint |
Target Milestone: | --- | Keywords: | Security |
Target Release: | --- | ||
Hardware: | All | ||
OS: | Linux | ||
Whiteboard: | |||
Fixed In Version: | Doc Type: | --- | |
Doc Text: |
A flaw was found in the vhost-vsock device of QEMU. In case of error, an invalid element was not detached from the virtqueue before freeing its memory, leading to memory leakage and other unexpected results.
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Story Points: | --- |
Clone Of: | Environment: | ||
Last Closed: | 2022-08-31 03:55:56 UTC | Type: | --- |
Regression: | --- | Mount Type: | --- |
Documentation: | --- | CRM: | |
Verified Versions: | Category: | --- | |
oVirt Team: | --- | RHEL 7.3 requirements from Atomic Host: | |
Cloudforms Team: | --- | Target Upstream Version: | |
Embargoed: | |||
Bug Depends On: | 2063258, 2063261, 2063262, 2063263, 2063264, 2075639, 2075640 | ||
Bug Blocks: | 2063249 |
Description
Mauro Matteo Cascella
2022-03-11 16:11:40 UTC
Created qemu tracking bugs for this issue: Affects: fedora-all [bug 2063258] This issue has been addressed in the following products: Advanced Virtualization for RHEL 8.4.0.EUS Via RHSA-2022:5002 https://access.redhat.com/errata/RHSA-2022:5002 This issue has been addressed in the following products: Red Hat Enterprise Linux 9 Via RHSA-2022:5263 https://access.redhat.com/errata/RHSA-2022:5263 This issue has been addressed in the following products: Red Hat Enterprise Linux 8 Via RHSA-2022:5821 https://access.redhat.com/errata/RHSA-2022:5821 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-2022-26354 |