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Fencer Vulns
high 8.4

CVE-2023-21630 json

Integer Overflow in Multimedia Framework

published 2023-04-04 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-25797

cvss
8.4
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 Multimedia Framework due to integer overflow when synx bind is called along with synx signal.

Patch / fix

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
total
Assessed
2 y ago

Exploit prediction

0.12% 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 8.4 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 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 fastconnect_6700_firmware
  • qualcomm fastconnect_6900_firmware
  • qualcomm fastconnect_7800_firmware
  • qualcomm qca6391_firmware
  • qualcomm qca6574_firmware
  • qualcomm qca6574a_firmware
  • qualcomm qca6574au_firmware
  • qualcomm qca6595au_firmware
  • qualcomm qca6696_firmware
  • qualcomm sa6155p_firmware
  • qualcomm sa8155p_firmware
  • qualcomm sa8195p_firmware
  • qualcomm sd_8_gen1_5g_firmware
  • qualcomm sd778g_firmware
  • qualcomm sd888_firmware
  • qualcomm sg4150p_firmware
  • qualcomm sm7315_firmware
  • qualcomm sm7325p_firmware
  • qualcomm snapdragon_680_4g_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 sw5100_firmware
  • qualcomm sw5100p_firmware
  • qualcomm wcd9370_firmware
  • qualcomm wcd9375_firmware
  • qualcomm wcd9380_firmware
  • qualcomm wcd9385_firmware
  • qualcomm wcn3950_firmware
  • qualcomm wcn3980_firmware
  • qualcomm wcn3988_firmware
  • qualcomm wcn6740_firmware
  • qualcomm wsa8810_firmware
  • qualcomm wsa8830_firmware
  • qualcomm wsa8835_firmware

Classification

Weakness
  • CWE-191 Integer Underflow (Wrap or Wraparound)
  • CWE-190 Integer Overflow 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.