Use of Out-of-range Pointer Offset in PCIe

published 2024-02-06 2 y ago modified 2026-06-17 4 mo ago also EUVD-2023-47919

cvss: 7.8; 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 while processing the event ring, the context read pointer is untrusted to HLOS and when it is passed with arbitrary values, may point to address in the middle of ring element.

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: partial
Assessed: 16 mo ago (2025-06-16)

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	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-823 Use of Out-of-range Pointer Offset
CWE-787 Out-of-bounds Write

References

qualcomm.com /company/product-security/bulletins/february-2024-bulletin
vendor-advisory

Sources

CVE List CVE-2023-43513
NVD CVE-2023-43513

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.

Summary