CVE-2020-0499

NameCVE-2020-0499
DescriptionIn FLAC__bitreader_read_rice_signed_block of bitreader.c, there is a possible out of bounds read due to a heap buffer overflow. This could lead to remote information disclosure with no additional execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-11Android ID: A-156076070
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDLA-2514-1
Debian Bugs977764

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
flac (PTS)buster1.3.2-3+deb10u2fixed
buster (security)1.3.2-3+deb10u3fixed
bullseye (security), bullseye1.3.3-2+deb11u2fixed
bookworm1.4.2+ds-2fixed
sid, trixie1.4.3+ds-2fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
flacsourcestretch1.3.2-2+deb9u1DLA-2514-1
flacsourcebuster1.3.2-3+deb10u1
flacsource(unstable)1.3.3-2977764

Notes

https://github.com/xiph/flac/commit/2e7931c27eb15e387da440a37f12437e35b22dd4
https://android.googlesource.com/platform/external/flac/+/029048f823ced50f63a92e25073427ec3a9bd909%5E%21/#F0
https://source.android.com/security/bulletin/pixel/2020-12-01

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