CVE-2020-35980

NameCVE-2020-35980
DescriptionAn issue was discovered in GPAC version 0.8.0 and 1.0.1. There is a use-after-free in the function gf_isom_box_del() in isomedia/box_funcs.c.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub advisories/code/issues, web search, more)
Debian Bugs987374, 990691, 994746

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
ccextractor (PTS)buster0.87+ds1-1fixed
bullseye0.88+ds1-1fixed
sid0.94+ds1-1fixed
gpac (PTS)buster0.5.2-426-gc5ad4e4+dfsg5-5fixed
bullseye (security), bullseye1.0.1+dfsg1-4+deb11u1vulnerable
bookworm, sid2.0.0+dfsg1-2fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
ccextractorsourcebuster(not affected)
ccextractorsourcebullseye(not affected)
ccextractorsource(unstable)0.93+ds2-1994746
gpacsourcestretch(not affected)
gpacsourcebuster(not affected)
gpacsource(unstable)2.0.0+dfsg1-2987374, 990691

Notes

[bullseye] - gpac <no-dsa> (Minor issue)
[buster] - gpac <not-affected> (Vulnerable code introduced later, in version 0.8.0)
[stretch] - gpac <not-affected> (Vulnerable code introduced later, in version 0.8.0)
[bullseye] - ccextractor <not-affected> (Vulnerable code introduced later)
[buster] - ccextractor <not-affected> (Vulnerable code introduced later)
https://github.com/gpac/gpac/commit/5aba27604d957e960d8069d85ccaf868f8a7b07a (v2.0.0)
https://github.com/gpac/gpac/issues/1661
Introduced by https://github.com/gpac/gpac/commit/51dadae6c790af3f639c4d9d660658b2848b51a0
The vulnerability refers to the stbl member of the TrackWriter struct in isom_writer.c, which was only introduced in 51dadae6c7

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