A vulnerability was detected in EricLBuehler Mistral.rs up to 0.8.22. (CVE-2026-75090)
A vulnerability in EricLBuehler Mistral.rs up to version 0.8.22 allows remote attackers to cause an out-of-bounds read via manipulation of tokenizer arguments. The issue affects the convert_gguf_to_hf_tokenizer function in the GGUF Tokenizer component. This vulnerability has a low severity score and can be resolved by upgrading to version 0.8.23.
AI Analysis
Technical Summary
CVE-2026-75090 is a low-severity vulnerability in EricLBuehler Mistral.rs versions up to 0.8.22. It arises from improper handling of the eos_token_id, bos_token_id, and unknown_token_id arguments in the convert_gguf_to_hf_tokenizer function within the mistralrs-core/src/gguf/gguf_tokenizer.rs file. This manipulation results in an out-of-bounds read (CWE-119). The vulnerability can be exploited remotely and public exploit code is available. The issue is fixed in version 0.8.23, with the patch identified by commit cd5297e2ea5cb27c790bdcf2f3c2f1064a81d55e.
Potential Impact
The vulnerability allows remote attackers to trigger an out-of-bounds read, which may lead to application instability or crashes. There is no indication of confidentiality or integrity impact. The CVSS v3.1 score is 4.3 (low severity), reflecting the limited impact focused on availability.
Mitigation Recommendations
Upgrade EricLBuehler Mistral.rs to version 0.8.23 or later, which contains the official fix for this vulnerability. No other mitigations are indicated or required.
A vulnerability was detected in EricLBuehler Mistral.rs up to 0.8.22. (CVE-2026-75090)
Description
A vulnerability in EricLBuehler Mistral.rs up to version 0.8.22 allows remote attackers to cause an out-of-bounds read via manipulation of tokenizer arguments. The issue affects the convert_gguf_to_hf_tokenizer function in the GGUF Tokenizer component. This vulnerability has a low severity score and can be resolved by upgrading to version 0.8.23.
CVSS v3.1
Score 4.3medium
Affected software
pkg:cargo/github/EricLBuehler/mistral.rsRun on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-75090 is a low-severity vulnerability in EricLBuehler Mistral.rs versions up to 0.8.22. It arises from improper handling of the eos_token_id, bos_token_id, and unknown_token_id arguments in the convert_gguf_to_hf_tokenizer function within the mistralrs-core/src/gguf/gguf_tokenizer.rs file. This manipulation results in an out-of-bounds read (CWE-119). The vulnerability can be exploited remotely and public exploit code is available. The issue is fixed in version 0.8.23, with the patch identified by commit cd5297e2ea5cb27c790bdcf2f3c2f1064a81d55e.
Potential Impact
The vulnerability allows remote attackers to trigger an out-of-bounds read, which may lead to application instability or crashes. There is no indication of confidentiality or integrity impact. The CVSS v3.1 score is 4.3 (low severity), reflecting the limited impact focused on availability.
Mitigation Recommendations
Upgrade EricLBuehler Mistral.rs to version 0.8.23 or later, which contains the official fix for this vulnerability. No other mitigations are indicated or required.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- GHSA-9x3x-hjpw-2q3f
- Osv Schema Version
- 1.4.0
- Aliases
- ["CVE-2026-75090"]
- Ecosystems
- []
- Database Specific Severity
- LOW
- Cvss Version
- 3.1
Threat ID: 6a8460a6c6e8be033245abb2
Added to database: 08/18/2026, 13:39:50 UTC
Last enriched: 08/18/2026, 13:46:25 UTC
Last updated: 08/19/2026, 03:49:13 UTC
Views: 8
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