USN-6916-1: Lua vulnerabilities

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It was discovered that Lua did not properly generate code when “_ENV” is
constant. An attacker could possibly use this issue to cause a denial of
service or execute arbitrary unstrusted lua code. (CVE-2022-28805)

It was discovered that Lua did not properly handle C stack overflows during
error handling. An attacker could possibly use this issue to cause a denial
of service. (CVE-2022-33099)

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USN-6920-1: EDK II vulnerabilities

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It was discovered that EDK II was not properly performing bounds checks
in Tianocompress, which could lead to a buffer overflow. An authenticated
user could use this issue to potentially escalate their privileges via
local access. (CVE-2017-5731)

It was discovered that EDK II had an insufficient memory write check in
the SMM service, which could lead to a page fault occurring. An
authenticated user could use this issue to potentially escalate their
privileges, disclose information and/or create a denial of service via
local access. (CVE-2018-12182)

It was discovered that EDK II incorrectly handled memory in DxeCore, which
could lead to a stack overflow. An unauthenticated user could this
issue to potentially escalate their privileges, disclose information
and/or create a denial of service via local access. This issue only
affected Ubuntu 18.04 LTS. (CVE-2018-12183)

It was discovered that EDK II incorrectly handled memory in the
Variable service under certain circumstances. An authenticated user could
use this issue to potentially escalate their privileges, disclose
information and/or create a denial of service via local access.
(CVE-2018-3613)

It was discovered that EDK II incorrectly handled memory in its system
firmware, which could lead to a buffer overflow. An unauthenticated user
could use this issue to potentially escalate their privileges and/or
create a denial of service via network access. This issue only affected
Ubuntu 18.04 LTS. (CVE-2019-0160)

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