Home/CVE/LuaJIT through 2.1 and OpenRusty luajit2 before v2.1-20240626 have a stack-buffer-overflow in lj_strfmt_wfnum in lj_strf
CVE

CVE-2024-25176

LuaJIT through 2.1 and OpenRusty luajit2 before v2.1-20240626 have a stack-buffer-overflow in lj_strfmt_wfnum in lj_strf

LuaJIT through 2.1 and OpenRusty luajit2 before v2.1-20240626 have a stack-buffer-overflow in lj_strfmt_wfnum in lj_strfmt_num.c.

CRITICAL · CVSS 9.8 EPSS 0.00576
Act now
  • Public exploit or PoC is available
  • SSVC automatable: yes - attacks can be scripted at scale
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-121Stack-based Buffer Overflow
▤

Affected Products & Versions

1
luajit<= 2.1.0
⚠

Public Exploits & PoCs

1
pocgithub.com · 1149github.com
▣

Scoring & Timeline

9.8
CRITICAL · CVSS v3.1 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD07 Jul 2025 · 05:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
SSVC triage · cisa-vulnrichment
Exploitation
poc
Automatable
yes
Technical impact
total
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
⚑

Vendor Advisories

3
suse-csafSUSE-SU-2025:03378-1
suse-csafSUSE-SU-2025:02886-1
msrcCVE-2024-25176
🔗

References & Sources

4
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://gist.github.com/pwnhacker0x18/cd75d01fc7c9b6c85c183fbe5353d276Third Party Advisory
https://github.com/LuaJIT/LuaJIT/commit/343ce0edaf3906a62022936175b2f5410024cbfcPatch
https://github.com/openresty/luajit2/commit/343ce0edaf3906a62022936175b2f5410024cbfc
https://lists.debian.org/debian-lts-announce/2025/08/msg00022.html
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