Out-of-bounds Write Affecting qemu-hw-display-virtio-vga package, versions <5.2.0-17.1


Severity

Recommended
0.0
medium
0
10

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.05% (23rd percentile)

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  • Snyk IDSNYK-SLES153-QEMUHWDISPLAYVIRTIOVGA-2674809
  • published14 Apr 2022
  • disclosed10 Jun 2021

Introduced: 10 Jun 2021

CVE-2020-17380  (opens in a new tab)
CWE-787  (opens in a new tab)

How to fix?

Upgrade SLES:15.3 qemu-hw-display-virtio-vga to version 5.2.0-17.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream qemu-hw-display-virtio-vga package and not the qemu-hw-display-virtio-vga package as distributed by SLES. See How to fix? for SLES:15.3 relevant fixed versions and status.

A heap-based buffer overflow was found in QEMU through 5.0.0 in the SDHCI device emulation support. It could occur while doing a multi block SDMA transfer via the sdhci_sdma_transfer_multi_blocks() routine in hw/sd/sdhci.c. A guest user or process could use this flaw to crash the QEMU process on the host, resulting in a denial of service condition, or potentially execute arbitrary code with privileges of the QEMU process on the host.

CVSS Scores

version 3.1