Bug 1944075 (CVE-2021-20295)
Summary: | CVE-2021-20295 QEMU: Regression of CVE-2020-10756 fix in virt:rhel/qemu-kvm in Red Hat Enterprise Linux 8.3 | ||
---|---|---|---|
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: | medium | Docs Contact: | |
Priority: | medium | ||
Version: | unspecified | CC: | berrange, bmontgom, cfergeau, dbecker, eparis, jburrell, jen, jferlan, jjoyce, jmaloy, jnovy, jokerman, jschluet, knoel, lhh, lpeer, lsm5, marcandre.lureau, mburns, mkenneth, mrezanin, mst, nstielau, ondrejj, pbonzini, philmd, ribarry, rjones, sclewis, slinaber, sponnaga, virt-maint, virt-maint |
Target Milestone: | --- | Keywords: | Security |
Target Release: | --- | ||
Hardware: | All | ||
OS: | Linux | ||
Whiteboard: | |||
Fixed In Version: | qemu-kvm 4.2.0-34 | Doc Type: | If docs needed, set a value |
Doc Text: |
It was discovered that the update for the virt:rhel module in the RHSA-2020:4676 (https://access.redhat.com/errata/RHSA-2020:4676) erratum released as part of Red Hat Enterprise Linux 8.3 failed to include the fix for the qemu-kvm component issue CVE-2020-10756, which was previously corrected in virt:rhel/qemu-kvm via erratum RHSA-2020:4059 (https://access.redhat.com/errata/RHSA-2020:4059). CVE-2021-20295 was assigned to that Red Hat specific security regression.
For more details about the original security issue CVE-2020-10756, refer to bug 1835986 or the CVE page: https://access.redhat.com/security/cve/CVE-2020-10756.
|
Story Points: | --- |
Clone Of: | Environment: | ||
Last Closed: | 2021-04-05 17:35:22 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: | 1939493 | ||
Bug Blocks: | 1944074, 1944081 |
Description
Mauro Matteo Cascella
2021-03-29 08:55:29 UTC
Statement: This issue affects the versions of `qemu-kvm` as shipped with Red Hat Enterprise Linux 8.3 release. The fix for the original CVE-2020-10756 issue was not included in the 8.3 release, leading to a security regression. External References: https://access.redhat.com/security/cve/CVE-2020-10756 This issue has been addressed in the following products: Red Hat Enterprise Linux 8 Via RHSA-2021:1064 https://access.redhat.com/errata/RHSA-2021:1064 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-2021-20295 |