CVE-2021-0308

NameCVE-2021-0308
DescriptionIn 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.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
ReferencesDLA-2549-1, ELA-360-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
gdisk (PTS)jessie, jessie (lts)0.8.10-2+deb8u1fixed
stretch (security), stretch (lts), stretch1.0.1-1+deb9u1fixed
buster1.0.3-1.1vulnerable
bullseye1.0.6-1.1fixed
sid, bookworm1.0.9-2.1fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
gdisksourcejessie0.8.10-2+deb8u1ELA-360-1
gdisksourcestretch1.0.1-1+deb9u1DLA-2549-1
gdisksource(unstable)1.0.6-1

Notes

[buster] - gdisk <no-dsa> (Minor issue)
https://sourceforge.net/p/gptfdisk/code/ci/f523bbc0c2437fe259aa3aff5e819e24101aee29
https://android.googlesource.com/platform/external/gptfdisk/+/6d369451868ce71618144c4f4bd645ae48f0d1c5

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