Zwei Probleme in qemu-kvm-rhev
ID: | RHSA-2021:0459-01 |
Distribution: | Red Hat |
Plattformen: | Red Hat Virtualization |
Datum: | Di, 9. Februar 2021, 23:46 |
Referenzen: | https://access.redhat.com/security/cve/CVE-2020-16092
https://access.redhat.com/security/cve/CVE-2020-1983 |
Applikationen: | QEMU |
Originalnachricht |
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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ===================================================================== Red Hat Security Advisory Synopsis: Moderate: qemu-kvm-rhev security update Advisory ID: RHSA-2021:0459-01 Product: Red Hat Virtualization Advisory URL: https://access.redhat.com/errata/RHSA-2021:0459 Issue date: 2021-02-09 Keywords: Security CVE Names: CVE-2020-1983 CVE-2020-16092 ===================================================================== 1. Summary: An update for qemu-kvm-rhev is now available for Red Hat Virtualization 4 for Red Hat Enterprise Linux 7 and Red Hat Virtualization Engine 4.3. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section. 2. Relevant releases/architectures: RHV-M 4.3 - x86_64 Red Hat Virtualization 4 Management Agent for RHEL 7 Hosts - ppc64le, x86_64 3. Description: KVM (Kernel-based Virtual Machine) is a full virtualization solution for Linux on a variety of architectures. The qemu-kvm-rhev packages provide the user-space component for running virtual machines that use KVM in environments managed by Red Hat products. Security Fix(es): * QEMU: slirp: use-after-free in ip_reass() function in ip_input.c (CVE-2020-1983) * QEMU: reachable assertion failure in net_tx_pkt_add_raw_fragment() in hw/net/net_tx_pkt.c (CVE-2020-16092) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section. 4. Solution: For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/2974891 After installing this update, shut down all running virtual machines. Once all virtual machines have shut down, start them again for this update to take effect. 5. Bugs fixed (https://bugzilla.redhat.com/): 1829825 - CVE-2020-1983 QEMU: slirp: use-after-free in ip_reass() function in ip_input.c 1860283 - CVE-2020-16092 QEMU: reachable assertion failure in net_tx_pkt_add_raw_fragment() in hw/net/net_tx_pkt.c 6. Package List: Red Hat Virtualization 4 Management Agent for RHEL 7 Hosts: Source: qemu-kvm-rhev-2.12.0-48.el7_9.2.src.rpm ppc64le: qemu-img-rhev-2.12.0-48.el7_9.2.ppc64le.rpm qemu-kvm-common-rhev-2.12.0-48.el7_9.2.ppc64le.rpm qemu-kvm-rhev-2.12.0-48.el7_9.2.ppc64le.rpm qemu-kvm-rhev-debuginfo-2.12.0-48.el7_9.2.ppc64le.rpm qemu-kvm-tools-rhev-2.12.0-48.el7_9.2.ppc64le.rpm x86_64: qemu-img-rhev-2.12.0-48.el7_9.2.x86_64.rpm qemu-kvm-common-rhev-2.12.0-48.el7_9.2.x86_64.rpm qemu-kvm-rhev-2.12.0-48.el7_9.2.x86_64.rpm qemu-kvm-rhev-debuginfo-2.12.0-48.el7_9.2.x86_64.rpm qemu-kvm-tools-rhev-2.12.0-48.el7_9.2.x86_64.rpm RHV-M 4.3: Source: qemu-kvm-rhev-2.12.0-48.el7_9.2.src.rpm x86_64: qemu-img-rhev-2.12.0-48.el7_9.2.x86_64.rpm qemu-kvm-common-rhev-2.12.0-48.el7_9.2.x86_64.rpm qemu-kvm-rhev-2.12.0-48.el7_9.2.x86_64.rpm qemu-kvm-rhev-debuginfo-2.12.0-48.el7_9.2.x86_64.rpm qemu-kvm-tools-rhev-2.12.0-48.el7_9.2.x86_64.rpm These packages are GPG signed by Red Hat for security. Our key and details on how to verify the signature are available from https://access.redhat.com/security/team/key/ 7. References: https://access.redhat.com/security/cve/CVE-2020-1983 https://access.redhat.com/security/cve/CVE-2020-16092 https://access.redhat.com/security/updates/classification/#moderate 8. Contact: The Red Hat security contact is |