Skip to content
Fencer Vulns
high 7.8

CVE-2024-21455 json

Untrusted Pointer Dereference in DSP Service

published 2024-10-07 2 y ago modified 2026-06-17 4 mo ago also EUVD-2024-19164

cvss
7.8
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 6%
public exploits
0
none known

Summary

Memory corruption when a compat IOCTL call is followed by another IOCTL call from userspace to a driver.

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
total
Assessed
2 y ago

Exploit prediction

0.17% chance of exploitation in the next 30 days, higher than 6% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

  • Qualcomm, Inc. Snapdragon
  • qualcomm qam8295p_firmware
  • qualcomm qca6584au_firmware
  • qualcomm qca6595_firmware
  • qualcomm qca6688aq_firmware
  • qualcomm qca6696_firmware
  • qualcomm qca6698aq_firmware
  • qualcomm qcm6125_firmware
  • qualcomm qcs6125_firmware
  • qualcomm qualcomm_video_collaboration_vc1_platform_firmware
  • qualcomm sa8295p_firmware
  • qualcomm sg4150p_firmware
  • qualcomm snapdragon_680_4g_mobile_platform_firmware
  • qualcomm snapdragon_auto_5g_modem-rf_gen_2_firmware
  • qualcomm wcd9370_firmware
  • qualcomm wcd9375_firmware
  • qualcomm wcn3950_firmware
  • qualcomm wcn3980_firmware
  • qualcomm wsa8810_firmware
  • qualcomm wsa8815_firmware

Classification

Weakness
  • CWE-822 Untrusted Pointer Dereference
  • CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer

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.