CVE-2019-12973

NameCVE-2019-12973
DescriptionIn OpenJPEG 2.3.1, there is excessive iteration in the opj_t1_encode_cblks function of openjp2/t1.c. Remote attackers could leverage this vulnerability to cause a denial of service via a crafted bmp file. This issue is similar to CVE-2018-6616.
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 (attack range: remote)
Debian Bugs931292

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
openjpeg2 (PTS)jessie2.1.0-2+deb8u3fixed
jessie (security)2.1.0-2+deb8u8fixed
stretch (security), stretch2.1.2-1.1+deb9u3vulnerable
buster2.3.0-2vulnerable
bullseye, sid2.3.1-1vulnerable

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
openjpeg2source(unstable)(unfixed)medium931292
openjpeg2sourcejessie(not affected)

Notes

[buster] - openjpeg2 <no-dsa> (Minor issue)
[stretch] - openjpeg2 <no-dsa> (Minor issue)
[jessie] - openjpeg2 <not-affected> (vulnerable code is not present)
https://github.com/uclouvain/openjpeg/pull/1185
https://github.com/uclouvain/openjpeg/commit/21399f6b7d318fcdf4406d5e88723c4922202aa3
https://github.com/uclouvain/openjpeg/commit/3aef207f90e937d4931daf6d411e092f76d82e66
Issue is similar to CVE-2018-6616.

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