In pda, there is a possible use after free due to a race condition.

published 2023-09-04 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-25013

cvss: 6.4; 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 0%
public exploits: 0; none known

In pda, there is a possible use after free due to a race condition. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS07608514; Issue ID: ALPS07608514.

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: total
Assessed: 2 y ago (2024-10-15)

Exploit prediction

0.07% chance of exploitation in the next 30 days, higher than 0% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CISA ADP	3.1	6.4	CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
NVD	3.1	6.4	CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
CNA	3.1	6.4	CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H

Affected products

MediaTek, Inc. MT6879, MT6886, MT6895, MT6983, MT6985, MT8175, MT8188, MT8195, MT8365, MT8781
mediatek mt8781

Classification

Weakness

CWE-362 Concurrent Execution using Shared Resource with Improper Synchronization
CWE-416 Use After Free

References

corp.mediatek.com /product-security-bulletin/September-2023
vendor-advisory

Sources

CVE List CVE-2023-20834
NVD CVE-2023-20834

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Summary