CVE-2021-45985
Published: 10 April 2023
In Lua 5.4.3, an erroneous finalizer called during a tail call leads to a heap-based buffer over-read.
Notes
| Author | Note |
|---|---|
| mdeslaur | memcached not built with experimental proxy code, so vendored lua isn't built |
| ccdm94 | vulnerable function introduced by commit 14c3aa12b |
Priority
Status
| Package | Release | Status |
|---|---|---|
|
lua5.2 Launchpad, Ubuntu, Debian |
focal |
Not vulnerable
(code not present)
|
| jammy |
Not vulnerable
(code not present)
|
|
| kinetic |
Not vulnerable
(code not present)
|
|
| trusty |
Not vulnerable
(code not present)
|
|
| xenial |
Not vulnerable
(code not present)
|
|
| bionic |
Not vulnerable
(code not present)
|
|
| upstream |
Needs triage
|
|
| lunar |
Not vulnerable
(code not present)
|
|
| mantic |
Not vulnerable
(code not present)
|
|
|
lua5.3 Launchpad, Ubuntu, Debian |
jammy |
Not vulnerable
(code not present)
|
| kinetic |
Not vulnerable
(code not present)
|
|
| trusty |
Ignored
(end of standard support)
|
|
| upstream |
Needs triage
|
|
| xenial |
Not vulnerable
(code not present)
|
|
| lunar |
Not vulnerable
(code not present)
|
|
| bionic |
Not vulnerable
(code not present)
|
|
| focal |
Not vulnerable
(code not present)
|
|
| mantic |
Not vulnerable
(code not present)
|
|
|
lua5.4 Launchpad, Ubuntu, Debian |
bionic |
Does not exist
|
| focal |
Does not exist
|
|
| jammy |
Not vulnerable
(5.4.4-1)
|
|
| kinetic |
Not vulnerable
(5.4.4-3)
|
|
| trusty |
Ignored
(end of standard support)
|
|
| upstream |
Released
(5.4.4)
|
|
| xenial |
Does not exist
|
|
| lunar |
Not vulnerable
(5.4.4-3)
|
|
| mantic |
Not vulnerable
(5.4.4-3)
|
|
|
Patches: upstream: https://github.com/lua/lua/commit/cf613cdc6fa367257fc61c256f63d917350858b5 |
||
|
lua50 Launchpad, Ubuntu, Debian |
bionic |
Not vulnerable
(code not present)
|
| focal |
Not vulnerable
(code not present)
|
|
| jammy |
Does not exist
|
|
| kinetic |
Does not exist
|
|
| trusty |
Ignored
(end of standard support)
|
|
| upstream |
Needs triage
|
|
| xenial |
Not vulnerable
(code not present)
|
|
| lunar |
Does not exist
|
|
| mantic |
Does not exist
|
|
|
memcached Launchpad, Ubuntu, Debian |
bionic |
Not vulnerable
(code not present)
|
| focal |
Not vulnerable
(code not present)
|
|
| jammy |
Not vulnerable
(code not compiled)
|
|
| kinetic |
Not vulnerable
(code not compiled)
|
|
| trusty |
Ignored
(end of standard support)
|
|
| upstream |
Needs triage
|
|
| xenial |
Not vulnerable
(code not present)
|
|
| lunar |
Not vulnerable
(code not compiled)
|
|
| mantic |
Not vulnerable
(code not compiled)
|
|
|
tup Launchpad, Ubuntu, Debian |
bionic |
Does not exist
|
| focal |
Needs triage
|
|
| jammy |
Needs triage
|
|
| trusty |
Ignored
(end of standard support)
|
|
| upstream |
Needs triage
|
|
| xenial |
Ignored
(end of standard support)
|
|
| kinetic |
Ignored
(end of life, was needs-triage)
|
|
| lunar |
Needs triage
|
|
| mantic |
Needs triage
|
|
|
vifm Launchpad, Ubuntu, Debian |
bionic |
Needs triage
|
| focal |
Needs triage
|
|
| jammy |
Needs triage
|
|
| trusty |
Ignored
(end of standard support)
|
|
| upstream |
Needs triage
|
|
| xenial |
Needs triage
|
|
| kinetic |
Ignored
(end of life, was needs-triage)
|
|
| lunar |
Needs triage
|
|
| mantic |
Needs triage
|
|
|
darktable Launchpad, Ubuntu, Debian |
bionic |
Needs triage
|
| focal |
Needs triage
|
|
| jammy |
Needs triage
|
|
| trusty |
Ignored
(end of standard support)
|
|
| upstream |
Needs triage
|
|
| xenial |
Needs triage
|
|
| kinetic |
Ignored
(end of life, was needs-triage)
|
|
| lunar |
Needs triage
|
|
| mantic |
Needs triage
|
|
|
lua5.1 Launchpad, Ubuntu, Debian |
bionic |
Not vulnerable
(code not present)
|
| focal |
Not vulnerable
(code not present)
|
|
| jammy |
Not vulnerable
(code not present)
|
|
| kinetic |
Not vulnerable
(code not present)
|
|
| trusty |
Not vulnerable
(code not present)
|
|
| upstream |
Not vulnerable
(code not present)
|
|
| xenial |
Not vulnerable
(code not present)
|
|
| lunar |
Not vulnerable
(code not present)
|
|
| mantic |
Not vulnerable
(code not present)
|
|
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 7.5 |
| Attack vector | Network |
| Attack complexity | Low |
| Privileges required | None |
| User interaction | None |
| Scope | Unchanged |
| Confidentiality | None |
| Integrity impact | None |
| Availability impact | High |
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |