Deserialization flaw in torchdistill load_ckpt function
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- Code execution
- Confidentiality · integrity · availability
- Low · Low · Low
- Fix status
- No fix listed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-502.
Summary
torchdistill versions from 1.1.0 up to 1.1.5 are affected. In the load_ckpt function of torchdistill/common/main_util.py, manipulating the src_ckpt argument can lead to deserialization of untrusted data (CWE-502). A local attacker with low privileges can trigger it. A public exploit has been published and is linked in the references.
Written with Claude Haiku 5.5 from the sources below · 2026-10-27
Description from the CNA
A flaw has been found in yoshitomo-matsubara torchdistill up to 1.1.5. This affects the function load_ckpt of the file torchdistill/common/main_util.py. Executing a manipulation of the argument src_ckpt can lead to deserialization. The attack needs to be launched locally. The exploit has been published and may be used. The project maintainer explains: "This is very similar to an internal report that GH auto-generated for the owner before, which I found tolerable for this project at that time. So I will close this as duplicate."
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| yoshitomo-matsubara | torchdistill | 1.1.0; 1.1.1; 1.1.2; 1.1.3; 1.1.4; 1.1.5 | — | No fix listed | CNA |
- torchdistill Vendoryoshitomo-matsubara Affected 1.1.0; 1.1.1; 1.1.2; 1.1.3; 1.1.4; 1.1.5 Fixed in — No fix listed CNA
CPE names CNA · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:yoshitomo-matsubara:torchdistill:*:*:*:*:*:*:*:* | — | — | — |
- cpe:2.3:a:yoshitomo-matsubara:torchdistill:*:*:*:*:*:*:*:* Versions — — ·—
Remediation
The sources list no fixed version for torchdistill.
Written with Claude Haiku 5.5 from the sources below · 2026-10-27
Timeline
- 2026-10-13 Threatist record created from CVE-2026-108947
- 2026-10-13 Alias added: GHSA-m93m-2x62-w23p
- 2026-10-13 CISA SSVC decision points changed
- 2026-10-13 Priority changed: LOW → MEDIUM
References
Sources
- CVE-2026-108947 · CVE Program
- CVE-2026-108947 · NVD
- FIRST EPSS
- GHSA-m93m-2x62-w23p · GitHub Advisory Database · CC BY 4.0
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