Ubuntu: USN-4684-1 (CVE-2019-14584): EDK II vulnerabilities
Description
Details for this vulnerability have not been published by NIST at this point. Descriptions from software vendor advisories for this issue are provided below.
From USN-4684-1:
Laszlo Ersek discovered that EDK II incorrectly validated certain signed images. An attacker could possibly use this issue with a specially crafted image to cause EDK II to hang, resulting in a denial of service. This issue only affected Ubuntu 16.04 LTS, Ubuntu 18.04 LTS, and Ubuntu 20.04 LTS. (CVE-2019-14562)
It was discovered that EDK II incorrectly parsed signed PKCS #7 data. An attacker could use this issue to cause EDK II to crash, resulting in a denial of service, or possibly execute arbitrary code. (CVE-2019-14584)
Solution(s)
- ubuntu-upgrade-ovmf
- ubuntu-upgrade-qemu-efi
- ubuntu-upgrade-qemu-efi-aarch64
- ubuntu-upgrade-qemu-efi-arm
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