CVE-2020-27616: Medium severity Qemu Qemu vulnerability

Published Nov 6, 2020
·
Updated

ati2dblt in hw/display/ati2d.c in QEMU 4.2.1 can encounter an outside-limits situation in a calculation. A guest can crash the QEMU process.

Affected Software

11 affected componentsFixes available
debian/qemu
1:5.2+dfsg-11+deb11u31:5.2+dfsg-11+deb11u21:7.2+dfsg-7+deb12u71:9.0.2+ds-21:9.1.0+ds-2
Qemu Qemu=4.2.1
alpine/qemu<5.0.0-r0
5.0.0-r0
alpine/qemu<5.0.0-r0
5.0.0-r0
alpine/qemu<5.0.0-r0
5.0.0-r0
alpine/qemu<5.0.0-r0
5.0.0-r0
alpine/qemu<5.0.0-r0
5.0.0-r0
alpine/qemu<5.0.0-r0
5.0.0-r0
alpine/qemu<5.0.0-r0
5.0.0-r0
alpine/qemu<5.0.0-r0
5.0.0-r0
alpine/qemu<5.0.0-r0
5.0.0-r0

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade debian/qemu to a version that resolves this vulnerability.

    Fixed in 1:5.2+dfsg-11+deb11u3Fixed in 1:5.2+dfsg-11+deb11u2Fixed in 1:7.2+dfsg-7+deb12u7Fixed in 1:9.0.2+ds-2Fixed in 1:9.1.0+ds-2
  2. Upgrade

    Upgrade alpine/qemu to a version that resolves this vulnerability.

    Fixed in 5.0.0-r0

Event History

Nov 6, 2020
CVE Published
via MITRE·07:48 AM
Data Sourced
via MITRE·07:48 AM
Description
Data Sourced
via NVD·08:15 AM
RemedyDescriptionSeverityWeaknessAffected Software
Data Sourced
via OSV·08:15 AM
DescriptionSeverityAffected Software

Frequently Asked Questions

1

What is the severity of CVE-2020-27616?

CVE-2020-27616 is rated as a medium severity vulnerability due to its potential to crash the QEMU process.

2

How do I fix CVE-2020-27616?

To mitigate CVE-2020-27616, update QEMU to a version later than 4.2.1 that addresses this vulnerability.

3

What software is affected by CVE-2020-27616?

CVE-2020-27616 affects QEMU version 4.2.1 and several specific Debian package versions.

4

Can CVE-2020-27616 be exploited remotely?

Yes, CVE-2020-27616 can be exploited by a guest to crash the QEMU process.

5

What systems should I check for CVE-2020-27616?

Check any systems running QEMU version 4.2.1 or specific Debian package versions for CVE-2020-27616.

Contact

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