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Fencer Vulns
critical 9.3

CVE-2023-43556 json

Buffer Copy Without Checking Size of Input in Hypervisor

published 2024-06-03 2 y ago modified 2026-06-17 4 mo ago also EUVD-2023-47962

cvss
9.3
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.1%
EPSS 0.1% chance of exploitation in 30 days, percentile 1%
public exploits
0
none known

Summary

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

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
total
Assessed
2 y ago

Exploit prediction

0.10% chance of exploitation in the next 30 days, higher than 1% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 9.3 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
NVD 3.1 8.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Affected products

  • Qualcomm, Inc. Snapdragon
  • qualcomm ar8035_firmware
  • qualcomm fastconnect_6700_firmware
  • qualcomm fastconnect_6900_firmware
  • qualcomm fastconnect_7800_firmware
  • qualcomm flight_rb5_5g_platform_firmware
  • qualcomm qam8295p_firmware
  • qualcomm qca6391_firmware
  • qualcomm qca6574au_firmware
  • qualcomm qca6595_firmware
  • qualcomm qca6696_firmware
  • qualcomm qca6698aq_firmware
  • qualcomm qca8081_firmware
  • qualcomm qca8337_firmware
  • qualcomm qcm4490_firmware
  • qualcomm qcm5430_firmware
  • qualcomm qcm6490_firmware
  • qualcomm qcn6024_firmware
  • qualcomm qcn9011_firmware
  • qualcomm qcn9012_firmware
  • qualcomm qcn9024_firmware
  • qualcomm qcs4490_firmware
  • qualcomm qcs5430_firmware
  • qualcomm qcs6490_firmware
  • qualcomm qcs7230_firmware
  • qualcomm qcs8250_firmware
  • qualcomm qrb5165m_firmware
  • qualcomm qrb5165n_firmware
  • qualcomm qsm8350_firmware
  • qualcomm qualcomm_video_collaboration_vc3_platform_firmware
  • qualcomm qualcomm_video_collaboration_vc5_platform_firmware
  • qualcomm robotics_rb5_platform_firmware
  • qualcomm sa8295p_firmware
  • qualcomm sa8540p_firmware
  • qualcomm sa9000p_firmware
  • qualcomm sd888_firmware
  • qualcomm sdx57m_firmware
  • qualcomm sm7315_firmware
  • qualcomm sm7325p_firmware
  • qualcomm snapdragon_4_gen_2_mobile_platform_firmware
  • qualcomm snapdragon_778g_5g_mobile_platform_firmware
  • qualcomm snapdragon_780g_5g_mobile_platform_firmware
  • qualcomm snapdragon_8_gen_1_mobile_platform_firmware
  • qualcomm snapdragon_888_5g_mobile_platform_firmware
  • qualcomm snapdragon_ar2_gen_1_platform_firmware
  • qualcomm snapdragon_x65_5g_modem-rf_system_firmware
  • qualcomm snapdragon_x70_modem-rf_system_firmware
  • qualcomm ssg2115p_firmware
  • qualcomm ssg2125p_firmware
  • qualcomm sxr1230p_firmware

Classification

Weakness
  • CWE-120 Buffer Copy without Checking Size of Input

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.