| Name | CVE-2018-20098 |
| Description | There is a heap-based buffer over-read in Exiv2::Jp2Image::encodeJp2Header of jp2image.cpp in Exiv2 0.27-RC3. A crafted input will lead to a remote denial of service attack. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| exiv2 (PTS) | jessie, jessie (lts) | 0.24-4.1+deb8u7 | fixed |
| stretch (security) | 0.25-3.1+deb9u3 | fixed |
| stretch (lts), stretch | 0.25-3.1+deb9u4 | fixed |
| buster | 0.25-4+deb10u2 | fixed |
| buster (security) | 0.25-4+deb10u4 | fixed |
| bullseye | 0.27.3-3+deb11u2 | fixed |
| bullseye (security) | 0.27.3-3+deb11u1 | fixed |
| sid, trixie, bookworm | 0.27.6-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| exiv2 | source | experimental | (unfixed) | low | | |
| exiv2 | source | (unstable) | (not affected) | | | |
Notes
- exiv2 <not-affected> (Vulnerable code introduced later)
https://github.com/Exiv2/exiv2/issues/590
https://github.com/Exiv2/exiv2/commit/eff0f52d0466d81beabf304e2500f3039fd90252
https://github.com/TeamSeri0us/pocs/tree/master/exiv2/20181206