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14 results

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CVE-2025-21452Reachable Assertion in Modem

Description

Transient DOS while processing a random-access response (RAR) with an invalid PDU length on LTE network.

Timeline

  1. ID reserved

    By qualcomm

  2. · 8 months later

    Published

Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.

Scores

CVSS scores of CVE-2025-21452, by who scored it
Scored byCVSSScoreVector
qualcommCNA (assigner)3.1High7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
NVDNVD · Analyzed3.1High7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS (exploitation in 30 days)
0.24% · top 84% of all CVEs (12 Nov 2026)
CISA SSVC
Exploitation: none · Automatable: no · Technical impact: partial
Loading the EPSS history…

The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.5.

Affected products

  • Qualcomm, Inc. · Snapdragon

    • affected 315 5G IoT Modem
    • affected AR8035
    • affected FastConnect 6200
    • affected FastConnect 6700
    • affected FastConnect 6800
    • affected FastConnect 6900
    • affected FSM10055
    • affected QCA6174A
    • affected QCA6391
    • affected QCA6421
    • affected QCA6426
    • affected QCA6431
    • affected QCA6436
    • affected QCA6574A
    • affected QCA6574AU
    • affected QCA6595AU
    • affected QCA6696
    • affected QCA6698AQ
    • affected QCA8337
    • affected QCM5430
    • affected QCM6490
    • affected QCS5430
    • affected QCS6490
    • affected QEP8111
    • affected Qualcomm Video Collaboration VC3 Platform
    • affected SD855
    • affected SD865 5G
    • affected SDX55
    • affected SDX57M
    • affected SM6370
    • affected SM6650
    • affected SM7250P
    • affected SM7325P
    • affected SM7635
    • affected Snapdragon 4 Gen 1 Mobile Platform
    • affected Snapdragon 480 5G Mobile Platform
    • affected Snapdragon 480+ 5G Mobile Platform (SM4350-AC)
    • affected Snapdragon 690 5G Mobile Platform
    • affected Snapdragon 695 5G Mobile Platform
    • affected Snapdragon 765 5G Mobile Platform (SM7250-AA)
    • and 40 more

References

References1

Sources

The same CVE in the primary databases and aggregators, to check against.

Badge for a README or a ticket

CVE-2025-21452 badge
[![CVE-2025-21452](https://cveledger.app/badge/CVE-2025-21452.svg)](https://cveledger.app/cve/CVE-2025-21452)

Record last updated .