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ubuntuUbuntuUSN-6916-1
HistoryJul 29, 2024 - 12:00 a.m.

Lua vulnerabilities

2024-07-2900:00:00
ubuntu.com
18
lua programming language
ubuntu 22.04 lts
code generation
denial of service
arbitrary code execution
cve-2022-28805
cve-2022-33099
c stack overflow

CVSS2

6.4

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:P/I:N/A:P

CVSS3

9.1

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

AI Score

7.8

Confidence

Low

Releases

  • Ubuntu 22.04 LTS

Packages

  • lua5.4 - Simple, extensible, embeddable programming language

Details

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)

CVSS2

6.4

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:P/I:N/A:P

CVSS3

9.1

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

AI Score

7.8

Confidence

Low