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Welcome to lua-l, a list for discussing the Lua programming language, its uses, and its implementation. For further information, visit this page .

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Cullen Clay (你講話真的很機車), … Javier Guerra Giraldez7

8:41 AM

Out-of-Bounds Read in luaL_loadstring Function Due to Lack of Input Validation

i think it's now obvious that the responsible for this slop spam doesn't care enough to read

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Out-of-Bounds Read in luaL_loadstring Function Due to Lack of Input Validation

i think it's now obvious that the responsible for this slop spam doesn't care enough to read

8:41 AM

Cullen Clay (你講話真的很機車)

7:00 AM

Out-of-Bounds Read in luaO_pushvfstring Due to Unsanitized String Inputs

### Summary The function `luaO_pushvfstring` in `lobject.c` suffers from a CWE-125 (Out-of-Bounds

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Out-of-Bounds Read in luaO_pushvfstring Due to Unsanitized String Inputs

### Summary The function `luaO_pushvfstring` in `lobject.c` suffers from a CWE-125 (Out-of-Bounds

7:00 AM

checkmate, mjmouse99992

Jan 20

# CWE-476: NULL Pointer Dereference in Lua Interpreter's handle_script Function

Have you considered telling your LLM that argc and argv actually come from glibc? I've pointed

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# CWE-476: NULL Pointer Dereference in Lua Interpreter's handle_script Function

Have you considered telling your LLM that argc and argv actually come from glibc? I've pointed

Jan 20

checkmate, … Martin Eden3

Jan 20

# CWE-476: NULL Pointer Dereference in Lua's `checkcontrol` Function

On 2026-01-20 19:30, 'Sainan' via lua-l wrote: > Hooray to AI-generated spam. > > --

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# CWE-476: NULL Pointer Dereference in Lua's `checkcontrol` Function

On 2026-01-20 19:30, 'Sainan' via lua-l wrote: > Hooray to AI-generated spam. > > --

Jan 20

Jan 20

# CWE-476: NULL Pointer Dereference in luaL_loadstring Function

Summary The luaL_loadstring function in the Lua library (lauxlib.c) contains a vulnerability that

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# CWE-476: NULL Pointer Dereference in luaL_loadstring Function

Summary The luaL_loadstring function in the Lua library (lauxlib.c) contains a vulnerability that

Jan 20

Jan 20

# CWE-476: NULL Pointer Dereference in warnf Function

Description The warnf function in ltests.c has a potential vulnerability due to a NULL pointer

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# CWE-476: NULL Pointer Dereference in warnf Function

Description The warnf function in ltests.c has a potential vulnerability due to a NULL pointer

Jan 20

Cheese, … dev1 dev230

Jan 20

Why set the control variable of this for loop to read-only in Lua5.5?

Thank you, looking forward to it. On Friday, January 16, 2026 at 8:24:43 PM UTC+1 Roberto

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Why set the control variable of this for loop to read-only in Lua5.5?

Thank you, looking forward to it. On Friday, January 16, 2026 at 8:24:43 PM UTC+1 Roberto

Jan 20

Kritzel Kratzel

Jan 19

[ANN] OneLuaPro 5.4.8.2 is available

Please forgive me for this cheeky advertisement, but after almost 6 months it was time for a new

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[ANN] OneLuaPro 5.4.8.2 is available

Please forgive me for this cheeky advertisement, but after almost 6 months it was time for a new

Jan 19

Scott Morgan, Thijs Schreijer4

Jan 17

On Fri, 16 Jan 2026, at 14:35, 'Scott Morgan' via lua-l wrote: > Another issue that just

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On Fri, 16 Jan 2026, at 14:35, 'Scott Morgan' via lua-l wrote: > Another issue that just

Jan 17

João Pedro Gusatti, Luther Thompson2

Jan 17

Lua 5.5.0 - "global" as a identifier

On 1/17/26 09:00, João Pedro Gusatti wrote: > global = 1 > print(global) --> 1 > > The

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Lua 5.5.0 - "global" as a identifier

On 1/17/26 09:00, João Pedro Gusatti wrote: > global = 1 > print(global) --> 1 > > The

Jan 17

Eric Covener, Denis Dos Santos Silva3

Jan 17

regression on zOS between 5.4.8 to 5.5.0 on zOS

On Sat, Jan 17, 2026 at 12:02 AM Denis Dos Santos Silva <de...@roo.com.br> wrote: > > Hi.

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regression on zOS between 5.4.8 to 5.5.0 on zOS

On Sat, Jan 17, 2026 at 12:02 AM Denis Dos Santos Silva <de...@roo.com.br> wrote: > > Hi.

Jan 17

Yan, Roberto Ierusalimschy2

Jan 15

luaK_exp2anyregup in buildglobal (lparser.c) appears unnecessary

> In the `buildglobal` function, after singlevaraux returns: > > ``` > // buildglobal

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luaK_exp2anyregup in buildglobal (lparser.c) appears unnecessary

> In the `buildglobal` function, after singlevaraux returns: > > ``` > // buildglobal

Jan 15

Jan 12

Introducing civstack: the educational tech stack in the public domain, written in pure Lua!

https://civboot.github.io/index.html I'm writing an educational tech stack in pure Lua and I'

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Introducing civstack: the educational tech stack in the public domain, written in pure Lua!

https://civboot.github.io/index.html I'm writing an educational tech stack in pure Lua and I'

Jan 12

Biniam Fisseha Demissie, Xmilia Hermit3

Jan 12

Out-of-Bounds Read in kname() via Unchecked Constant Table Index

> Can this also be reproduced using non-binary chunks? Unlikely. Only affects applications that

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Out-of-Bounds Read in kname() via Unchecked Constant Table Index

> Can this also be reproduced using non-binary chunks? Unlikely. Only affects applications that

Jan 12

Stefano Cossu, … Luiz Henrique de Figueiredo4

Jan 7

My first 6 months with Lua

> Therefore, I can say quite confidently that Lua is an excellent fit for > my project, and

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My first 6 months with Lua

> Therefore, I can say quite confidently that Lua is an excellent fit for > my project, and

Jan 7

Luiz Henrique de Figueiredo, … Matěj Cepl40

Jan 7

[ANN] Lua 5.5.0 (rc1) now available

On Tue Jan 6, 2026 at 1:56 PM CET, Roberto Ierusalimschy wrote: > One bug was real (but did not

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[ANN] Lua 5.5.0 (rc1) now available

On Tue Jan 6, 2026 at 1:56 PM CET, Roberto Ierusalimschy wrote: > One bug was real (but did not

Jan 7

John Bit, … Xmilia Hermit5

Jan 6

Lua 5.4.4+ for loop stack overflow inside deep recursive function call

John Bit: > local function f(n) > if n == 0 then return end > for _ in pairs({1}) do return

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Lua 5.4.4+ for loop stack overflow inside deep recursive function call

John Bit: > local function f(n) > if n == 0 then return end > for _ in pairs({1}) do return

Jan 6

Jan 6

Documentary about Lua

Hello everyone, I wanted to share that we're currently in production on a documentary about Lua

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Documentary about Lua

Hello everyone, I wanted to share that we're currently in production on a documentary about Lua

Jan 6

Usman, … Denis Dos Santos Silva3

Jan 4

Makefile platform detection fails with modern MinGW64 (MINGW64_NT-10.0-26200)

try $make generic Em terça-feira, 23 de dezembro de 2025 às 18:24:43 UTC-3, Augusto Goulart escreveu:

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Makefile platform detection fails with modern MinGW64 (MINGW64_NT-10.0-26200)

try $make generic Em terça-feira, 23 de dezembro de 2025 às 18:24:43 UTC-3, Augusto Goulart escreveu:

Jan 4

Roberto Ierusalimschy, … Marc Balmer13

Jan 3

es guets neuis! Am 03.01.2026 um 05:51 schrieb ryug...@gmail.com: Modu saehae bok mani badeuseyo! (

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es guets neuis! Am 03.01.2026 um 05:51 schrieb ryug...@gmail.com: Modu saehae bok mani badeuseyo! (

Jan 3

Stefano Cossu, … Sewbacca8

12/31/25

Singleton in C API

Well, not quite. I was storing the string pointer value instead of the string itself as an index.

unread,

Singleton in C API

Well, not quite. I was storing the string pointer value instead of the string itself as an index.

12/31/25

12/31/25

[PATCH] Allow external definition of Lua library paths in luaconf.h

Currently, `LUA_LDIR` and `LUA_CDIR` are hardcoded in `luaconf.h` to `share/lua/` and `lib/lua/`

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[PATCH] Allow external definition of Lua library paths in luaconf.h

Currently, `LUA_LDIR` and `LUA_CDIR` are hardcoded in `luaconf.h` to `share/lua/` and `lib/lua/`

12/31/25

Eleanor Bartle, … Philippe Verdy7

12/30/25

SQL has been already extended as a programming language, within many engines that can handle stored

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SQL has been already extended as a programming language, within many engines that can handle stored

12/30/25

Jasper Klein, … Luiz Henrique de Figueiredo14

12/29/25

Error when loading a C submodule from dll

Op maandag 29 december 2025 om 01:52:03 UTC+1 schreef Sewbacca: Okay so compilation is okay, there

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Error when loading a C submodule from dll

Op maandag 29 december 2025 om 01:52:03 UTC+1 schreef Sewbacca: Okay so compilation is okay, there

12/29/25

Sainan, Roberto Ierusalimschy2

12/29/25

Outdated comment

> Hi, in ltm.h, this comment seems to be outdated with respect to the removal of BITRAS in Lua 5.5

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Outdated comment

> Hi, in ltm.h, this comment seems to be outdated with respect to the removal of BITRAS in Lua 5.5

12/29/25

Hisham, Pierre Chapuis2

12/29/25

[ANN] LuaRocks 3.13.0

Hello, thanks for the release, however there is a problem with the rockspec inside the release

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[ANN] LuaRocks 3.13.0

Hello, thanks for the release, however there is a problem with the rockspec inside the release

12/29/25

Sainan, … Vaughan McAlley3

12/28/25

Semantic change of table length in Lua 5.5

On Thu, 25 Dec 2025 at 05:22, 'Sainan' via lua-l <lu...@googlegroups.com> wrote: Hello,

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Semantic change of table length in Lua 5.5

On Thu, 25 Dec 2025 at 05:22, 'Sainan' via lua-l <lu...@googlegroups.com> wrote: Hello,

12/28/25

Luiz Henrique de Figueiredo, … Scott Morgan14

12/26/25

[ANN] Lua 5.5.0 now available

On 25/12/2025 23:53, Luau Project wrote: > 3. Executing this statement: > > lua -e "

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[ANN] Lua 5.5.0 now available

On 25/12/2025 23:53, Luau Project wrote: > 3. Executing this statement: > > lua -e "

12/26/25

12/26/25

Lua 5.5 and dynamically loaded readline

Hi, and congrats with the 5.5 release! I was excited to see the feature to dlopen readline, because

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Lua 5.5 and dynamically loaded readline

Hi, and congrats with the 5.5 release! I was excited to see the feature to dlopen readline, because

12/26/25

Jason Lethbridge, … sur-behoffski4

12/25/25

Luac Github repository needs updating to work with Lua 5.5.0 codebase

On 2025-12-24 19:53, Jason Lethbridge wrote: > It looks there's been enough changes in the Lua

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Luac Github repository needs updating to work with Lua 5.5.0 codebase

On 2025-12-24 19:53, Jason Lethbridge wrote: > It looks there's been enough changes in the Lua

12/25/25

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