by Kastro
Paper/Archive/CVE-2021-0956

CVE-2021-0956

google_android — In NfcTag::discoverTechnologies (activation) of NfcTag.cpp, there is a possible out of bounds write due to an incorrect bounds check.

EPSS 1%CVSS 9.8
critical.is priorityof 100
43
CVSS 9.8 (NVD)9.8 / 10 × 3029.4Not in CISA KEV+300.0EPSS percentile 69.8.698 × 2014.0No public exploit+100.0SSVC exploitation: unknown+100.0
Description · from the CVE record

In NfcTag::discoverTechnologies (activation) of NfcTag.cpp, there is a possible out of bounds write due to an incorrect bounds check. This could lead to remote escalation of privilege with no additionalSystem execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-12Android ID: A-189942532

Affected

ProductAffectedFixed inSource
AndroidAndroid-11 Android-12–CNA

Scores by source

NVD9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References

refsource.android.com/security/bulletin/2021-12-01