CVE-2020-11558

NameCVE-2020-11558
DescriptionAn issue was discovered in libgpac.a in GPAC 0.8.0, as demonstrated by MP4Box. audio_sample_entry_Read in isomedia/box_code_base.c does not properly decide when to make gf_isom_box_del calls. This leads to various use-after-free outcomes involving mdia_Read, gf_isom_delete_movie, and gf_isom_parse_movie_boxes.
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 severityhigh
Debian Bugs972053

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
gpac (PTS)stretch0.5.2-426-gc5ad4e4+dfsg5-3+deb9u1vulnerable
buster0.5.2-426-gc5ad4e4+dfsg5-5vulnerable
bullseye, sid1.0.1+dfsg1-3fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
gpacsourcejessie(not affected)
gpacsource(unstable)1.0.1+dfsg1-2972053

Notes

[buster] - gpac <no-dsa> (Minor issue)
[stretch] - gpac <no-dsa> (Minor issue)
[jessie] - gpac <not-affected> (Vulnerable code not present and not reproducible)
https://github.com/gpac/gpac/commit/6063b1a011c3f80cee25daade18154e15e4c058c
https://github.com/gpac/gpac/issues/1440

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