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Fencer Vulns
medium 6.5

CVE-2024-21466 json

Integer Underflow (Wrap or Wraparound) in WLAN Host Communication

published 2024-07-01 2 y ago modified 2026-06-17 4 mo ago also EUVD-2024-19175

cvss
6.5
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.2%
EPSS 0.2% chance of exploitation in 30 days, percentile 11%
public exploits
0
none known

Summary

Information disclosure while parsing sub-IE length during new IE generation.

Patch / fix

CISA SSVC

Exploitation
none
Automatable
yes
Technical impact
partial
Assessed
2 y ago

Exploit prediction

0.21% chance of exploitation in the next 30 days, higher than 11% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L
NVD 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Affected products

  • Qualcomm, Inc. Snapdragon
  • qualcomm fastconnect_7800_firmware
  • qualcomm immersive_home_3210_platform_firmware
  • qualcomm immersive_home_326_platform_firmware
  • qualcomm ipq5300_firmware
  • qualcomm ipq5302_firmware
  • qualcomm ipq5312_firmware
  • qualcomm ipq5332_firmware
  • qualcomm ipq9008_firmware
  • qualcomm ipq9554_firmware
  • qualcomm ipq9570_firmware
  • qualcomm ipq9574_firmware
  • qualcomm qam8255p_firmware
  • qualcomm qam8620p_firmware
  • qualcomm qam8650p_firmware
  • qualcomm qam8775p_firmware
  • qualcomm qamsrv1h_firmware
  • qualcomm qamsrv1m_firmware
  • qualcomm qca0000_firmware
  • qualcomm qca6554a_firmware
  • qualcomm qca6564au_firmware
  • qualcomm qca6574_firmware
  • qualcomm qca6574a_firmware
  • qualcomm qca6574au_firmware
  • qualcomm qca6584au_firmware
  • qualcomm qca6595_firmware
  • qualcomm qca6595au_firmware
  • qualcomm qca6678aq_firmware
  • qualcomm qca6696_firmware
  • qualcomm qca6698aq_firmware
  • qualcomm qca8075_firmware
  • qualcomm qca8081_firmware
  • qualcomm qca8082_firmware
  • qualcomm qca8084_firmware
  • qualcomm qca8085_firmware
  • qualcomm qca8386_firmware
  • qualcomm qcc2073_firmware
  • qualcomm qcc2076_firmware
  • qualcomm qcf8000_firmware
  • qualcomm qcf8001_firmware
  • qualcomm qcn5124_firmware
  • qualcomm qcn6402_firmware
  • qualcomm qcn6412_firmware
  • qualcomm qcn6422_firmware
  • qualcomm qcn6432_firmware
  • qualcomm qcn9000_firmware
  • qualcomm qcn9074_firmware
  • qualcomm qcn9274_firmware
  • qualcomm sa7255p_firmware
  • qualcomm sa7775p_firmware

Classification

Weakness
  • CWE-191 Integer Underflow (Wrap or Wraparound)

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.