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CVE-2023-43556

Buffer Copy Without Checking Size of Input in Hypervisor

Critical9.3EPSS 0.10%
Published
Updated
Reserved
Assigned by
qualcomm

Description

Memory corruption in Hypervisor when platform information mentioned is not aligned.

Timeline

  1. ID reserved

    By qualcomm

  2. · 9 months later

    Published

  3. · 2 months later

    Record updated

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-2023-43556, by who scored it
Scored byCVSSScoreVector
qualcommCNA (assigner)3.1Critical9.3CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
NVDNVD · Analyzed3.1High8.8CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
EPSS (exploitation in 30 days)
0.10% · top 99% of all CVEs (7 Nov 2026)
CISA SSVC
Exploitation: none · Automatable: no · Technical impact: total
Loading the EPSS history…

The list uses the assigner's score when there is one, then CISA's, then NVD's: Critical 9.3.

Weakness

Affected products

  • Qualcomm, Inc. · Snapdragon

    • affected AR8035
    • affected FastConnect 6700
    • affected FastConnect 6900
    • affected FastConnect 7800
    • affected Flight RB5 5G Platform
    • affected QAM8295P
    • affected QCA6391
    • affected QCA6574AU
    • affected QCA6595
    • affected QCA6696
    • affected QCA6698AQ
    • affected QCA8081
    • affected QCA8337
    • affected QCM4490
    • affected QCM5430
    • affected QCM6490
    • affected QCN6024
    • affected QCN9011
    • affected QCN9012
    • affected QCN9024
    • affected QCS4490
    • affected QCS5430
    • affected QCS6490
    • affected QCS7230
    • affected QCS8250
    • affected QRB5165M
    • affected QRB5165N
    • affected QSM8350
    • affected Qualcomm Video Collaboration VC3 Platform
    • affected Qualcomm Video Collaboration VC5 Platform
    • affected Robotics RB5 Platform
    • affected SA8295P
    • affected SA8540P
    • affected SA9000P
    • affected SD888
    • affected SDX57M
    • affected SM7315
    • affected SM7325P
    • affected Snapdragon 4 Gen 2 Mobile Platform
    • affected Snapdragon 778G 5G Mobile Platform
    • and 28 more

References (1)

Sources

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

Badge for a README or a ticket

CVE-2023-43556 badge
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Record last updated .