CVE-2026-116502

turboderp-org ExLlamaV2 GPTQ Index q_matrix.cu make_sequential out-of-bounds write

Published Oct 26, 2026 CVSS 4.0 · 4.8 Medium EPSS < 1% KEV · Not listed
Description
A flaw has been found in turboderp-org ExLlamaV2 up to 0.3.2. The impacted element is the function QMatrix::make_sequential of the file exllamav2/exllamav2_ext/cuda/q_matrix.cu of the component GPTQ Index Handler. Executing a manipulation of the argument g_idx can lead to out-of-bounds write. The attack needs to be launched locally. The project was informed of the problem early through an issue report but has not responded yet.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description A flaw has been found in turboderp-org ExLlamaV2 up to 0.3.2. The impacted element is the function QMatrix::make_sequential of the file exllamav2/exllamav2_ext/cuda/q_matrix.cu of the component GPTQ Index Handler. Executing a manipulation of the argument g_idx can lead to out-of-bounds write. The attack needs to be launched locally. The project was informed of the problem early through an issue report but has not responded yet.
Title turboderp-org ExLlamaV2 GPTQ Index q_matrix.cu make_sequential out-of-bounds write
First Time appeared Turboderp-org
Turboderp-org exllamav2
Weaknesses CWE-119
CWE-787
CPEs cpe:2.3:a:turboderp-org:exllamav2:*:*:*:*:*:*:*:*
Vendors & Products Turboderp-org
Turboderp-org exllamav2
References
Metrics cvssV2_0

{'score': 3.2, 'vector': 'AV:L/AC:L/Au:S/C:N/I:P/A:P/E:ND/RL:ND/RC:C'}

cvssV3_0

{'score': 4.4, 'vector': 'CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L/E:X/RL:X/RC:C'}

cvssV3_1

{'score': 4.4, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L/E:X/RL:X/RC:C'}

cvssV4_0

{'score': 4.8, 'vector': 'CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:X'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
VulDB
Published
Updated
Nov 2, 2026, 6:09 PM
Reserved
Oct 26, 2026, 1:06 PM
Status
Deferred
Published
Oct 26, 2026, 9:18 PM
Modified
Nov 2, 2026, 7:17 PM