CVE-2025-37803 (GCVE-0-2025-37803)
Vulnerability from cvelistv5 – Published: 2025-05-08 06:26 – Updated: 2026-05-11 21:15
VLAI
EPSS
VEX
Title
udmabuf: fix a buf size overflow issue during udmabuf creation
Summary
In the Linux kernel, the following vulnerability has been resolved:
udmabuf: fix a buf size overflow issue during udmabuf creation
by casting size_limit_mb to u64 when calculate pglimit.
Severity
7.8 (High)
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2025-10-01 14:55 UTC
CWE
- CWE-120 - Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
Assigner
References
10 references
Impacted products
2 products
| Vendor | Product | Version | CPE status | |
|---|---|---|---|---|
| Linux | Linux |
Affected:
fbb0de795078190a9834b3409e4b009cfb18a6d4 , < e84a08fc7e25cdad5d9a3def42cc770ff711193f
(git)
Affected: fbb0de795078190a9834b3409e4b009cfb18a6d4 , < 13fe12c037b470321436deec393030c6153cfeb9 (git) Affected: fbb0de795078190a9834b3409e4b009cfb18a6d4 , < 373512760e13fdaa726faa9502d0f5be2abb3d33 (git) Affected: fbb0de795078190a9834b3409e4b009cfb18a6d4 , < 3f6c9d66e0f8eb9679b57913aa64b4d2266f6fbe (git) Affected: fbb0de795078190a9834b3409e4b009cfb18a6d4 , < b2ff4e9c599b000833d16a917f519aa2e4a75de2 (git) Affected: fbb0de795078190a9834b3409e4b009cfb18a6d4 , < 29b65a3171a49c9b69f31035146be966cec40b7a (git) Affected: fbb0de795078190a9834b3409e4b009cfb18a6d4 , < 2b8419c6ecf69007dcff54ea0b9f0b215282c55a (git) Affected: fbb0de795078190a9834b3409e4b009cfb18a6d4 , < 021ba7f1babd029e714d13a6bf2571b08af96d0f (git) |
guessed | |
| Linux | Linux |
Affected:
4.20
Unaffected: 0 , < 4.20 (semver) Unaffected: 5.4.293 , ≤ 5.4.* (semver) Unaffected: 5.10.237 , ≤ 5.10.* (semver) Unaffected: 5.15.181 , ≤ 5.15.* (semver) Unaffected: 6.1.136 , ≤ 6.1.* (semver) Unaffected: 6.6.89 , ≤ 6.6.* (semver) Unaffected: 6.12.57 , ≤ 6.12.* (semver) Unaffected: 6.14.5 , ≤ 6.14.* (semver) Unaffected: 6.15 , ≤ * (original_commit_for_fix) |
guessed |
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"tags": [
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},
{
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"url": "https://lists.debian.org/debian-lts-announce/2025/05/msg00030.html"
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{
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
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Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.
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