Integer overflow to buffer overflow in Modem

published 2023-04-04 3 y ago modified 2026-06-17 4 mo ago also EUVD-2022-36339

cvss: 5.9; 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

Memory corruption due to integer overflow to buffer overflow in Modem while parsing Traffic Channel Neighbor List Update message.

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: partial
Assessed: 2 y ago (2024-07-11)

Exploit prediction

0.11% 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	5.9	CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
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

Classification

Weakness

CWE-680 Integer Overflow to Buffer Overflow
CWE-190 Integer Overflow or Wraparound

References

qualcomm.com /company/product-security/bulletins/april-2023-bulletin
vendor-advisory

Sources

CVE List CVE-2022-33296
NVD CVE-2022-33296

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Summary