Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2025-37798

22
FAUCET Score

CVE-2025-37798 addresses a vulnerability in the Linux kernel's codel queuing discipline, affecting Debian and other Linux kernel versions. The fix removes a qlen check in fq_codel_dequeue() and codel_qdisc_dequeue() after making qlen_notify() callbacks idempotent. Rated 7.8 HIGH (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H), this local vulnerability could lead to high confidentiality, integrity, and availability impacts. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
>= 3.5, < 5.4.297CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
>= 5.5, < 5.10.241CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
>= 5.11, < 5.15.190CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
>= 5.16, < 6.1.135CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
>= 6.2, < 6.6.88CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

7.8HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
1.8
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.19%
Probability of exploitation in next 30 days
EPSS Percentile
8.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0019 is in the 33rd percentile among its peer group of 17,070 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (13)

autodeskpatch availablevia llm_extracted
View patch
coollabspatch availablevia llm_extracted
View patch
falcopatch availablevia llm_extracted
View patch
freepbxpatch availablevia llm_extracted
View patch
honeywellpatch availablevia llm_extracted
View patch
microsoftpatch availablevia msrc
Product: cbl2 kernel 5.15.186.1-1 on CBL Mariner 2.0Fixed in: 5.15.200.1-1
microsoftpatch availablevia msrc
Product: 19529-17084Fixed in: 6.6.92.2-1
microsoftpatch availablevia msrc
Product: 19734-17084Fixed in: 6.6.92.2-1
microsoftpatch availablevia msrc
Product: 17087-17086Fixed in: 5.15.200.1-1
microsoftpatch availablevia msrc
Product: azl3 kernel 6.6.92.2-1 on Azure Linux 3.0Fixed in: 6.6.92.2-1
microsoftpatch availablevia msrc
Product: azl3 kernel 6.6.85.1-4 on Azure Linux 3.0Fixed in: 6.6.92.2-1
sophospatch availablevia llm_extracted
View patch
redhatno patchvia redhat_api
Product: Red Hat Enterprise Linux 9Fixed in: kernel

Vendor Advisories (8)

honeywellllm-honeywell-c82b5cfda9df97a3CRITICAL

HP ThinPro 8.1 SP8 Security Updates

Oct 27, 2025
freepbxllm-freepbx-e54908c7967265f6CRITICAL

HP ThinPro 8.1 SP8 Security Updates

Oct 27, 2025
autodeskllm-autodesk-c365b674a2ff5a3aCRITICAL

HP ThinPro 8.1 SP8 Security Updates

Oct 27, 2025
falcollm-falco-2a6407d4e33c995aHIGH

Linux kernel privilege escalation on Container-Optimized OS nodes

Jul 21, 2025
coollabsllm-coollabs-02baf1520457d733HIGH

Linux kernel privilege escalation on Container-Optimized OS nodes (CVE-2025-37798)

Jul 21, 2025
sophosllm-sophos-04a4338ecb850ff6HIGH

Linux kernel privilege escalation on Container-Optimized OS nodes

Jun 3, 2025
microsoft2025-May/CVE-2025-37798Moderate

codel: remove sch->q.qlen check before qdisc_tree_reduce_backlog()

May 13, 2025
redhatCVE-2025-37798Moderate

kernel: codel: remove sch->q.qlen check before qdisc_tree_reduce_backlog()

May 2, 2025

References

git.kernel.org / stable/c/2f9761a94bae33d26e6a81b31b36e7d776d93dc1
Patch
git.kernel.org / stable/c/342debc12183b51773b3345ba267e9263bdfaaef
Patch
git.kernel.org / stable/c/4d55144b12e742404bb3f8fee6038bafbf45619d
Patch
git.kernel.org / stable/c/7a742a9506849d1c1aa71e36c89855ceddc7d58e
Patch
git.kernel.org / stable/c/829c49b6b2ff45b043739168fd1245e4e1a91a30
Patch
git.kernel.org / stable/c/a57fe60ef4cf96bfbb6b58397ec28bdb5a5c6b31
Patch
git.kernel.org / stable/c/cc71a757da78dd4aa1b4a9b19cb011833730ccf2
Patch
git.kernel.org / stable/c/e73c838c80dccb9e4f19becc11d9f3cb4a27d483
Patch
git.kernel.org / stable/c/eda741fe155ddf5ecd2dd3bfbd4fc3c0c7dbb450
Patch
lists.debian.org / debian-lts-announce/2025/05/msg00045.html
Issue TrackingThird Party Advisory
lists.debian.org / debian-lts-announce/2025/10/msg00007.html
Issue TrackingThird Party Advisory