CVE-2026-112108
ztxz16 fastllm String Parsing gguf.cpp ReadString buffer overflow
A vulnerability was determined in ztxz16 fastllm up to 0.1.8.2. This impacts the function GGUFBuffer::ReadString of the file third_party/gguf/gguf.cpp of the component String Parsing. This manipulation of the argument len causes buffer overflow. The attack can be initiated remotely. The exploit has been publicly disclosed and may be utilized. The project was informed of the problem early through an issue report but has not responded yet.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Passive
What an attacker can affect
- Confidentiality
- Low
- Integrity
- Low
- Availability
- Low
Exploit likelihood
What each source reports
CVE List Score used
ztxz16 fastllm String Parsing gguf.cpp ReadString buffer overflow
A vulnerability was determined in ztxz16 fastllm up to 0.1.8.2. This impacts the function GGUFBuffer::ReadString of the file third_party/gguf/gguf.cpp of the component String Parsing. This manipulation of the argument len causes buffer overflow. The attack can be initiated remotely. The exploit has been publicly disclosed and may be utilized. The project was informed of the problem early through an issue report but has not responded yet.
- Record
CVE-2026-112108- CVSS 4.0
- 5.3 Medium
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P - CVSS 3.1
- 6.3 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L/E:P/RL:X/RC:C - CVSS 3.0
- 6.3 Medium
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L/E:P/RL:X/RC:C - CVSS 2.0
- 7.5
AV:N/AC:L/Au:N/C:P/I:P/A:P/E:POC/RL:ND/RC:C - Weakness
- CWE-120, CWE-119
- Updated
- 2026-11-02
EUVDEUVD-2026-104245
A vulnerability was determined in ztxz16 fastllm up to 0.1.8.2. This impacts the function GGUFBuffer::ReadString of the file third_party/gguf/gguf.cpp of the component String Parsing. This manipulation of the argument len causes buffer overflow. The attack can be initiated remotely. The exploit has been publicly disclosed and may be utilized. The project was informed of the problem early through an issue report but has not responded yet.
- Record
EUVD-2026-104245- CVSS 4.0
- 5.3 Medium
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-m697-qhc6-c837
A vulnerability was determined in ztxz16 fastllm up to 0.1.8.2. This impacts the function...
A vulnerability was determined in ztxz16 fastllm up to 0.1.8.2. This impacts the function GGUFBuffer::ReadString of the file third_party/gguf/gguf.cpp of the component String Parsing. This manipulation of the argument len causes buffer overflow. The attack can be initiated remotely. The exploit has been publicly disclosed and may be utilized. The project was informed of the problem early through an issue report but has not responded yet.
- Record
GHSA-m697-qhc6-c837- CVSS 4.0
- 2.1 Low
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X - CVSS 3.1
- 6.3 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L - Weakness
- CWE-119
- Updated
- 2026-11-02
NVD
A vulnerability was determined in ztxz16 fastllm up to 0.1.8.2. This impacts the function GGUFBuffer::ReadString of the file third_party/gguf/gguf.cpp of the component String Parsing. This manipulation of the argument len causes buffer overflow. The attack can be initiated remotely. The exploit has been publicly disclosed and may be utilized. The project was informed of the problem early through an issue report but has not responded yet.
- Record
CVE-2026-112108- CVSS 4.0
- 2.1 Low
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X - CVSS 3.1
- 6.3 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L - CVSS 2.0
- 7.5 High
AV:N/AC:L/Au:N/C:P/I:P/A:P - Weakness
- CWE-119, CWE-120
- Updated
- 2026-11-02
OSV
ztxz16 fastllm String Parsing gguf.cpp ReadString buffer overflow
A vulnerability was determined in ztxz16 fastllm up to 0.1.8.2. This impacts the function GGUFBuffer::ReadString of the file third_party/gguf/gguf.cpp of the component String Parsing. This manipulation of the argument len causes buffer overflow. The attack can be initiated remotely. The exploit has been publicly disclosed and may be utilized. The project was informed of the problem early through an issue report but has not responded yet.
- Record
CVE-2026-112108- CVSS 4.0
- 2.1 Low
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P - Weakness
- CWE-119, CWE-120
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-112108 is a medium vulnerability (CVSS 5.3) in Ztxz16 Fastllm, published October 19, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.27%, the 18th percentile. No source names a fixed version.