CVE-2021-0308

Severity: medium (CVSS 6.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2021-01-11 · updated 2026-06-17
Weakness: CWE-787

Description

In ReadLogicalParts of basicmbr.cc, there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation. Product: Android; Versions: Android-8.1, Android-9, Android-10, Android-11, Android-8.0; Android ID: A-158063095.

Affected products

Debian Linux: 9.0
Android: 8.0, 8.1, 9.0, 10.0, 11.0

References

https://lists.debian.org/debian-lts-announce/2021/02/msg00010.html
https://security.gentoo.org/glsa/202105-03
https://source.android.com/security/bulletin/2021-01-01
https://lists.debian.org/debian-lts-announce/2021/02/msg00010.html
https://security.gentoo.org/glsa/202105-03
https://source.android.com/security/bulletin/2021-01-01

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