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Linux EUVDEUVD-2026-93165

| CVE-2026-98237
2026-10-06 Linux GHSA-p39v-8ggf-chvp
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Monitor Track and reassess. Why: No CVSS yet + weak signal (CWE or non-zero EPSS).
Patch available 0.2% exploitation probability (EPSS)

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AnalysisCVE.org

In the Linux kernel, the following vulnerability has been resolved:

net: wwan: mhi_wwan_mbim: guard against a cyclic NDP chain

The NDP traversal in mhi_mbim_rx() only stops when wNextNdpIndex is zero. Nothing requires the offsets to advance, so a modem that points an NDP at itself, or at an earlier NDP, keeps the loop spinning forever on one CPU.

Break out when the next NDP offset is not larger than the current one.

Verified in a QEMU guest with a fault injector feeding the driver's receive callback an NTB whose single NDP points at itself: the unpatched driver spins in mhi_mbim_rx() with one CPU pinned at 100% and the thread never returns. With this check the loop terminates within one iteration.

Changes in v2: move the non-increasing check to the wNextNdpIndex retrieval site, as suggested by Loic Poulain, instead of tracking the previous offset in a separate variable.

Affected VersionsENISA

Linux patch: 6.12.112
Linux aa730a9905b7b079ef2fffdab7f15dbb842f5c7c <24ade82d6d993274e99c2c6998848751c35292e7
Linux patch: 6.1.189
Linux patch: 7.3-rc4
Linux aa730a9905b7b079ef2fffdab7f15dbb842f5c7c <8dad70ff7e25cbcfbcb5101fdbf36d98003eb653
Linux patch: 0
Linux patch: 7.2.8
Linux patch: 5.15.222
Linux aa730a9905b7b079ef2fffdab7f15dbb842f5c7c <5d063822ac5184939c1ed377a339a01d8ae814e8
Linux aa730a9905b7b079ef2fffdab7f15dbb842f5c7c <3ed36ee1b29b028f6bc2ebe100152f61a33df05a
Linux aa730a9905b7b079ef2fffdab7f15dbb842f5c7c <e4b2c7b50d4f4aa1ddfff731b136d65f65b2b526
Linux patch: 6.18.54
Linux aa730a9905b7b079ef2fffdab7f15dbb842f5c7c <829fec45122da58d77a55a3b7ca514dafab98e77
Linux patch: 6.6.158
Linux 5.15
Linux aa730a9905b7b079ef2fffdab7f15dbb842f5c7c <19b5e8dd884a530d04482e1a8e547f43cad17ed7

Affected Packages

euvd linux no fix

Source: OSV (Open Source Vulnerabilities)

Affects your stack

Affects 1 package in euvd

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  • Exploit and PoC references, threat intelligence from 22 sources

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Lifecycle Timeline

2
Patch available
Oct 06, 2026 - 10:02 EUVD
CVE Published
Oct 06, 2026 - 08:45 cve.org
UNKNOWN (no severity yet)

Threat Intelligence Overview

EPSS Score
0.2%
Top 93% exploitable
Data Quality
3 sources
Confidence: Low

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity Not scored yet
CISA KEV No
Public POC No
EPSS 0.2%
Patch available Yes
Active threat No
Deciding rule
No CVSS yet + weak signal (CWE or non-zero EPSS)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

Attack Technique

Code Injection CRITICAL

Code injection occurs when an application accepts user input and passes it directly into a language interpreter or evaluator without proper sanitization.

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