CVE-2021-30020

NameCVE-2021-30020
DescriptionIn the function gf_hevc_read_pps_bs_internal function in media_tools/av_parsers.c in GPAC 1.0.1 there is a loop, which with crafted file, pps->num_tile_columns may be larger than sizeof(pps->column_width), which results in a heap overflow in the loop.
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)
NVD severitymedium
Debian Bugs987323

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
gpac (PTS)stretch0.5.2-426-gc5ad4e4+dfsg5-3+deb9u1fixed
buster0.5.2-426-gc5ad4e4+dfsg5-5fixed
bullseye, sid1.0.1+dfsg1-4fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
gpacsourcestretch(not affected)
gpacsourcebuster(not affected)
gpacsource(unstable)1.0.1+dfsg1-4987323

Notes

[buster] - gpac <not-affected> (Vulnerable code not present)
[stretch] - gpac <not-affected> (Vulnerable code not present)
https://github.com/gpac/gpac/commit/51cdb67ff7c5f1242ac58c5aa603ceaf1793b788
https://github.com/gpac/gpac/issues/1722

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