CVE-2018-5727

NameCVE-2018-5727
DescriptionIn OpenJPEG 2.3.0, there is an integer overflow vulnerability in the opj_t1_encode_cblks function (openjp2/t1.c). Remote attackers could leverage this vulnerability to cause a denial of service via a crafted bmp file.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
Debian Bugs888532

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
openjpeg2 (PTS)bullseye2.4.0-3fixed
sid, trixie, bookworm2.5.0-2fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
openjpeg2source(unstable)2.3.1-1unimportant888532

Notes

https://github.com/uclouvain/openjpeg/issues/1053
https://github.com/rouault/openjpeg/commit/a1d32a596a94280178c44a55d7e
ubsan error (integer overflow), no security impact per se and unlikely
to trigger any security relevant issue

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