CVE-2020-15945

Lua 5.4.0 (fixed in 5.4.1) has a segmentation fault in changedline in ldebug.c (e.g., when called by luaG_traceexec) because it incorrectly expects that an oldpc value is always updated upon a return of the flow of control to a function.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
5.5 MEDIUM
LOCAL
LOW
LOW
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
mitreCNA
---
---
CVEADP
---
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Base Score
CVSS 3.x
EPSS Score
Percentile: 31%
VendorProductVersion
lualua
5.3.1 ≤
𝑥
< 5.4.0
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
lua5.1
bullseye
5.1.5-8.1
fixed
bookworm
5.1.5-9
fixed
sid
5.1.5-9
fixed
trixie
5.1.5-9
fixed
lua5.2
bullseye
5.2.4-1.1
fixed
bookworm
5.2.4-3
fixed
sid
5.2.4-3
fixed
trixie
5.2.4-3
fixed
lua5.3
bullseye
5.3.3-1.1+deb11u1
fixed
bookworm
5.3.6-2
fixed
sid
5.3.6-2
fixed
trixie
5.3.6-2
fixed
lua5.4
bullseye
5.4.2-2
fixed
bookworm
5.4.4-3+deb12u1
fixed
sid
5.4.6-3
fixed
trixie
5.4.6-3
fixed
lua50
bullseye
5.0.3-8.1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
lua5.1
jammy
not-affected
impish
not-affected
hirsute
not-affected
groovy
not-affected
focal
not-affected
bionic
not-affected
xenial
not-affected
trusty
not-affected
lua5.2
jammy
not-affected
impish
not-affected
hirsute
not-affected
groovy
not-affected
focal
not-affected
bionic
not-affected
xenial
not-affected
trusty
not-affected
lua5.3
jammy
not-affected
impish
not-affected
hirsute
not-affected
groovy
not-affected
focal
not-affected
bionic
not-affected
xenial
not-affected
trusty
dne
lua5.4
jammy
not-affected
impish
not-affected
hirsute
not-affected
groovy
ignored
focal
dne
bionic
dne
xenial
dne
trusty
dne
lua50
jammy
dne
impish
not-affected
hirsute
not-affected
groovy
not-affected
focal
not-affected
bionic
not-affected
xenial
not-affected
trusty
dne