| Name | CVE-2020-18773 |
| Description | An invalid memory access in the decode function in iptc.cpp of Exiv2 0.27.99.0 allows attackers to cause a denial of service (DOS) via a crafted tif file. |
| 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 | vulnerable |
| stretch (security) | 0.25-3.1+deb9u3 | vulnerable |
| stretch (lts), stretch | 0.25-3.1+deb9u4 | vulnerable |
| buster | 0.25-4+deb10u2 | vulnerable |
| buster (security) | 0.25-4+deb10u4 | vulnerable |
| bullseye | 0.27.3-3+deb11u2 | vulnerable |
| bullseye (security) | 0.27.3-3+deb11u1 | vulnerable |
| trixie, sid, bookworm | 0.27.6-1 | vulnerable |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| exiv2 | source | (unstable) | (unfixed) | unimportant | | |
Notes
https://github.com/Exiv2/exiv2/issues/760
Negligible security impact