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CVE-2026-116502

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

turboderp-org ExLlamaV2
Open in ThreatlineRecord JSON
CVSS
4.8Medium
ExploitationNo known exploitationNot in CISA KEV, which does not prove it is unexploitedCISA KEV
Exploit odds (EPSS)No scoreNo FIRST EPSS score in this snapshot yet
Fixed inNone listedNo source names a fixed version. Check the vendor advisory below
Published26 Oct 2026Updated 26 Oct 2026CVE List

What fixes it

No source in this snapshot names a fixed version. The vendor advisories under References are the place to check.

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.

Text from CVE List

Affected versions 3

  • ExLlamaV2affected: 0.3.0CVE List
  • ExLlamaV2affected: 0.3.1CVE List
  • ExLlamaV2affected: 0.3.2CVE List

References 6