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Fencer Vulns
medium 6.8

CVE-2023-21629 json

Double Free in Modem

published 2023-07-04 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-25796

cvss
6.8
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 8%
public exploits
0
none known

Summary

Memory Corruption in Modem due to double free while parsing the PKCS15 sim files.

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
total
Assessed
2 y ago

Exploit prediction

0.19% chance of exploitation in the next 30 days, higher than 8% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 6.8 CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 3.1 6.8 CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

  • Qualcomm, Inc. Snapdragon
  • qualcomm 315_5g_iot_modem_firmware
  • qualcomm apq8017_firmware
  • qualcomm apq8037_firmware
  • qualcomm aqt1000_firmware
  • qualcomm ar8035_firmware
  • qualcomm c-v2x_9150_firmware
  • qualcomm csra6620_firmware
  • qualcomm csra6640_firmware
  • qualcomm csrb31024_firmware
  • qualcomm fastconnect_6200_firmware
  • qualcomm fastconnect_6700_firmware
  • qualcomm fastconnect_6800_firmware
  • qualcomm fastconnect_6900_firmware
  • qualcomm fastconnect_7800_firmware
  • qualcomm mdm9250_firmware
  • qualcomm mdm9650_firmware
  • qualcomm msm8108_firmware
  • qualcomm msm8209_firmware
  • qualcomm msm8608_firmware
  • qualcomm msm8909w_firmware
  • qualcomm qca6174a_firmware
  • qualcomm qca6310_firmware
  • qualcomm qca6320_firmware
  • qualcomm qca6335_firmware
  • qualcomm qca6391_firmware
  • qualcomm qca6420_firmware
  • qualcomm qca6421_firmware
  • qualcomm qca6426_firmware
  • qualcomm qca6430_firmware
  • qualcomm qca6431_firmware
  • qualcomm qca6436_firmware
  • qualcomm qca6564a_firmware
  • qualcomm qca6564au_firmware
  • qualcomm qca6574a_firmware
  • qualcomm qca6574au_firmware
  • qualcomm qca6595au_firmware
  • qualcomm qca6696_firmware
  • qualcomm qca6698aq_firmware
  • qualcomm qca8081_firmware
  • qualcomm qca8337_firmware
  • qualcomm qca9377_firmware
  • qualcomm qcm2290_firmware
  • qualcomm qcm4290_firmware
  • qualcomm qcm4325_firmware
  • qualcomm qcm4490_firmware
  • qualcomm qcm6125_firmware
  • qualcomm qcm6490_firmware
  • qualcomm qcn6024_firmware
  • qualcomm qcn9024_firmware

Classification

Weakness

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.