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

published 2023-08-07 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-24966

cvss: 6.4; version 3.1, NVD
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 thermal, 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: ALPS07648734; Issue ID: ALPS07648734.

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: total
Assessed: 2 y ago (2024-10-23)

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
NVD	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. MT6739, MT6761, MT6765, MT6768, MT6771, MT6779, MT6781, MT6785, MT6833, MT6853, MT6873, MT6877, MT6883, MT8167, MT8167S, MT8168, MT8321, MT8362A, MT8365
mediatek mt6739
mediatek mt6761
mediatek mt6765
mediatek mt6768
mediatek mt6771
mediatek mt6779
mediatek mt6781
mediatek mt6785
mediatek mt6833
mediatek mt6853
mediatek mt6873
mediatek mt6877
mediatek mt6883
mediatek mt8167
mediatek mt8167s
mediatek mt8168
mediatek mt8321
mediatek mt8362a
mediatek mt8365

Classification

Weakness

CWE-367 Time-of-check Time-of-use (TOCTOU) Race Condition
CWE-416 Use After Free

References

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

Sources

CVE List CVE-2023-20787
NVD CVE-2023-20787

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