Turboderp-org ExLlamaV3 up to 1.6.3 hash-MoE routing routing.cu routing_sel_norm_kernel gate.tid2eid out-of-bounds

CVSS Meta Temp Score
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CTI Interest Score
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6.0$0-$5k0.00+

Summaryinfo

A vulnerability was found in Turboderp-org ExLlamaV3 up to 1.6.3. It has been declared as critical. This affects the function routing_sel_norm_kernel of the file exllamav3/exllamav3_ext/routing.cu of the component hash-MoE routing. Such manipulation of the argument gate.tid2eid leads to out-of-bounds. This vulnerability is documented as CVE-2026-124996. The attack can be executed remotely. There is not any exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in Turboderp-org ExLlamaV3 up to 1.6.3 and classified as critical. Affected by this issue is the function routing_sel_norm_kernel of the file exllamav3/exllamav3_ext/routing.cu of the component hash-MoE routing. The manipulation of the argument gate.tid2eid with an unknown input leads to a out-of-bounds vulnerability. Using CWE to declare the problem leads to CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. Impacted is confidentiality, integrity, and availability.

The advisory is available at github.com. This vulnerability is handled as CVE-2026-124996. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. Successful exploitation requires user interaction by the victim. Technical details are known, but there is no available exploit.

Upgrading to version 1.6.4 eliminates this vulnerability. The upgrade is hosted for download at github.com. Applying the patch c9a57ae832a3035e264e0a412e1daf4ebb699b98 is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

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Productinfo

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.0

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Out-of-bounds
CWE: CWE-125 / CWE-119
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: ExLlamaV3 1.6.4
Patch: c9a57ae832a3035e264e0a412e1daf4ebb699b98

Timelineinfo

11/09/2026 Advisory disclosed
11/09/2026 +0 days VulDB entry created
11/09/2026 +0 days VulDB entry last update

Sourcesinfo

Product: github.com

Advisory: 526
Status: Confirmed

CNA: VulDB
CVE: CVE-2026-124996 (🔒)

GCVE (CVE): GCVE-0-2026-124996
GCVE (VulDB): GCVE-100-433166

Entryinfo

Created: 11/09/2026 16:40
Changes: 11/09/2026 16:40 (60)
Complete: 🔍
Submitter: Dem00000
Cache ID: 216::103

Submitinfo

Accepted

  • Submit #1040627: turboderp-org exllamav3 1.4.8 through 1.6.1 Out-of-bounds Read (by Dem00000)

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