lua: overflow flaw in vararg functions
Published Sep 4, 2014
5.0
MEDIUMCVSS 2.0
EPSS 11.71%
Description
Buffer overflow in the vararg functions in ldo.c in Lua 5.1 through 5.2.x before 5.2.3 allows context-dependent attackers to cause a denial of service (crash) via a small number of arguments to a function with a large number of fixed arguments.
Affected products
No data.
Configuration 2
- 12.04
- 14.04
Configuration 3
- 7.0
Configuration 4
No data.
Red Hat Enterprise Linux 5
rpm
Not affected
Red Hat Enterprise Linux 6
lua
Will not fix
Red Hat Enterprise Linux 7
lua
Will not fix
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 5 | rpm | Not affected | n/a |
| Red Hat Enterprise Linux 6 | lua | Will not fix | n/a |
| Red Hat Enterprise Linux 7 | lua | Will not fix | n/a |
No package ranges for this CVE.
Remediation
Red Hat statement
This issue affects the versions of lua as shipped with Red Hat Enterprise Linux 6 and 7. Red Hat Product Security has rated this issue as having Moderate security impact. A future update may address this issue. For additional information, refer to the Issue Severity Classification: https://access.redhat.com/security/updates/classification/.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:N/AC:L/Au:N/C:N/I:N/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (44 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 11.71% (0.11714) | 95.95th | v5 (v2026.06.15) |
| Jun 15, 2026 | 11.57% (0.11572) | 95.47th | v5 (v2026.06.15) |
| May 5, 2026 | 10.63% (0.10626) | 93.33th | v4 (v2025.03.14) |
| May 4, 2026 | 17.34% (0.17338) | 95.07th | v4 (v2025.03.14) |
| Mar 4, 2026 | 21.59% (0.21592) | 95.61th | v4 (v2025.03.14) |
| Mar 1, 2026 | 11.08% (0.11081) | 93.34th | v4 (v2025.03.14) |
| Feb 4, 2026 | 21.59% (0.21592) | 95.58th | v4 (v2025.03.14) |
| Feb 1, 2026 | 11.08% (0.11081) | 93.29th | v4 (v2025.03.14) |
| Jan 4, 2026 | 21.59% (0.21592) | 95.54th | v4 (v2025.03.14) |
| Jan 1, 2026 | 11.08% (0.11081) | 93.26th | v4 (v2025.03.14) |
| Dec 4, 2025 | 21.59% (0.21592) | 95.50th | v4 (v2025.03.14) |
| Dec 2, 2025 | 11.08% (0.11081) | 93.21th | v4 (v2025.03.14) |
| Dec 1, 2025 | 9.25% (0.09252) | 92.45th | v4 (v2025.03.14) |
| Nov 4, 2025 | 18.47% (0.18470) | 94.96th | v4 (v2025.03.14) |
| Nov 1, 2025 | 9.25% (0.09252) | 92.41th | v4 (v2025.03.14) |
| Oct 4, 2025 | 18.47% (0.18470) | 94.99th | v4 (v2025.03.14) |
| Oct 1, 2025 | 9.25% (0.09252) | 92.47th | v4 (v2025.03.14) |
| Sep 4, 2025 | 18.47% (0.18470) | 95.00th | v4 (v2025.03.14) |
| Sep 1, 2025 | 9.25% (0.09252) | 92.47th | v4 (v2025.03.14) |
| Aug 31, 2025 | 18.47% (0.18470) | 94.99th | v4 (v2025.03.14) |
| Aug 4, 2025 | 21.59% (0.21592) | 95.48th | v4 (v2025.03.14) |
| Aug 1, 2025 | 11.08% (0.11081) | 93.22th | v4 (v2025.03.14) |
| Jul 5, 2025 | 22.25% (0.22245) | 95.52th | v4 (v2025.03.14) |
| Jul 1, 2025 | 10.05% (0.10053) | 92.75th | v4 (v2025.03.14) |
| Jun 6, 2025 | 22.25% (0.22245) | 95.47th | v4 (v2025.03.14) |
| Jun 1, 2025 | 10.05% (0.10053) | 92.69th | v4 (v2025.03.14) |
| May 4, 2025 | 22.25% (0.22245) | 95.43th | v4 (v2025.03.14) |
| May 1, 2025 | 10.05% (0.10053) | 92.67th | v4 (v2025.03.14) |
| Apr 18, 2025 | 22.25% (0.22245) | 95.41th | v4 (v2025.03.14) |
| Apr 16, 2025 | 10.05% (0.10053) | 92.59th | v4 (v2025.03.14) |
| Apr 15, 2025 | 22.25% (0.22245) | 95.40th | v4 (v2025.03.14) |
| Apr 14, 2025 | 10.05% (0.10053) | 92.36th | v4 (v2025.03.14) |
| Mar 29, 2025 | 22.25% (0.22245) | 93.21th | v4 (v2025.03.14) |
| Mar 27, 2025 | 10.05% (0.10053) | 91.95th | v4 (v2025.03.14) |
| Mar 21, 2025 | 22.25% (0.22245) | 95.35th | v4 (v2025.03.14) |
| Mar 20, 2025 | 10.05% (0.10053) | 92.44th | v4 (v2025.03.14) |
| Mar 17, 2025 | 22.25% (0.22245) | 95.35th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.30% (0.00305) | 70.60th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.30% (0.00305) | 68.94th | v3 (v2023.03.01) |
| Aug 12, 2023 | 0.30% (0.00305) | 65.88th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.43% (0.00430) | 70.49th | v3 (v2023.03.01) |
| Mar 6, 2023 | 2.69% (0.02686) | 82.85th | v2 (v2022.01.01) |
| Apr 1, 2022 | 2.69% (0.02686) | 81.17th | v2 (v2022.01.01) |
| Feb 4, 2022 | 2.69% (0.02686) | 62.66th | v2 (v2022.01.01) |
References (20)
- http://advisories.mageia.org/MGASA-2014-0414.html Third Party Advisory
- http://lists.opensuse.org/opensuse-updates/2014-09/msg00030.html vendor-advisoryThird Party Advisory
- http://secunia.com/advisories/59890 third-party-advisory
- http://secunia.com/advisories/60869 third-party-advisory
- http://secunia.com/advisories/61411 third-party-advisory
- http://www.debian.org/security/2014/dsa-3015 vendor-advisoryThird Party Advisory
- http://www.debian.org/security/2014/dsa-3016 vendor-advisoryThird Party Advisory
- http://www.lua.org/bugs.html#5.2.2-1 PatchVendor Advisory
- http://www.mandriva.com/security/advisories?name=MDVSA-2015:144 vendor-advisoryBroken Link
- http://www.openwall.com/lists/oss-security/2014/08/21/1 mailing-listExploitMailing ListPatchThird Party Advisory
- http://www.openwall.com/lists/oss-security/2014/08/21/4 mailing-listExploitMailing ListPatchThird Party Advisory
- http://www.openwall.com/lists/oss-security/2014/08/27/2 mailing-listMailing ListThird Party Advisory
- http://www.securityfocus.com/bid/69342 vdb-entryThird Party AdvisoryVDB Entry
- http://www.ubuntu.com/usn/USN-2338-1 vendor-advisoryThird Party Advisory
- https://access.redhat.com/security/cve/CVE-2014-5461 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1132304 Issue Tracking
- https://nvd.nist.gov/vuln/detail/CVE-2014-5461
- https://security.gentoo.org/glsa/201701-53 vendor-advisory
- https://security.gentoo.org/glsa/202305-23 vendor-advisory
- https://www.cve.org/CVERecord?id=CVE-2014-5461
Change history (0)
No recorded changes yet.