Description
LuaJIT through 2.1.0-beta3 has an out-of-bounds read in lj_err_run in lj_err.c.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | luajit | 2.1.0~beta3+git20210112+dfsg-2 | — |
| Debian 13 | luajit | 2.1.0~beta3+git20210112+dfsg-2 | — |
| Debian 12 | luajit | 2.1.0~beta3+git20210112+dfsg-2 | — |
| Debian 11 | luajit | 2.1.0~beta3+dfsg-5.3+deb11u1 | DLA-4283-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 26.10 | luajit | No fix yet | — |
| Ubuntu 26.04 LTS | luajit | No fix yet | — |
| Ubuntu 25.10 | luajit | No fix yet | — |
| Ubuntu 24.04 LTS | luajit | No fix yet | — |
| Ubuntu 22.04 LTS | luajit | No fix yet | — |
Show 4 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 20.04 LTS | luajit | No fix yet | — |
| Ubuntu Pro 18.04 LTS | luajit | No fix yet | — |
| Ubuntu Pro 16.04 LTS | luajit | No fix yet | — |
| Ubuntu Pro 14.04 LTS | luajit | No fix yet | — |
Advisories 1
- DLA-4283-1 luajit - security update Debian Security (DSA / DLA) · Mar 9, 2026