CVE-2018-20846 Out-of-bounds accesses in the functions pi_next_lrcp, pi_next_rlcp, pi_next_rpcl, pi_next_pcrl, pi_next_rpcl, and pi_next_cprl in openmj2/pi.c in OpenJPEG through 2.3.0 allow remote attackers to cause...
MediumCVSS 6.5
EPSS 2.2%
- Published
- Updated
- Exploit status
- No public exploit known
Description
Out-of-bounds accesses in the functions pi_next_lrcp, pi_next_rlcp, pi_next_rpcl, pi_next_pcrl, pi_next_rpcl, and pi_next_cprl in openmj2/pi.c in OpenJPEG through 2.3.0 allow remote attackers to cause a denial of service (application crash).
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| debian/openjpeg2(Debian:12) | < 2.3.1-1 | 2.3.1-1 |
| debian/openjpeg2(Debian:13) | < 2.3.1-1 | 2.3.1-1 |
| debian/openjpeg2(Debian:14) | < 2.3.1-1 | 2.3.1-1 |
| uclouvain openjpeg | <= 2.3.0 | No fix listed |
| ubuntu/blender(Ubuntu:24.04) | All versions | No fix listed |
| ubuntu/emscripten(Ubuntu:24.04) | All versions | No fix listed |
| ubuntu/qtwebengine-opensource-src(Ubuntu:24.04) | All versions | No fix listed |
| ubuntu/texmaker(Ubuntu:24.04) | All versions | No fix listed |
| ubuntu/blender(Ubuntu:26.04) | All versions | No fix listed |
| ubuntu/emscripten(Ubuntu:26.04) | All versions | No fix listed |
| ubuntu/texmaker(Ubuntu:26.04) | All versions | No fix listed |
| ubuntu/qtwebengine-opensource-src(Ubuntu:26.04) | All versions | No fix listed |
| ubuntu/blender(Ubuntu:26.10) | All versions | No fix listed |
| ubuntu/emscripten(Ubuntu:26.10) | All versions | No fix listed |
| ubuntu/qtwebengine-opensource-src(Ubuntu:26.10) | All versions | No fix listed |
| ubuntu/texmaker(Ubuntu:26.10) | All versions | No fix listed |
| ubuntu/blender(Ubuntu:22.04) | All versions | No fix listed |
| ubuntu/emscripten(Ubuntu:22.04) | All versions | No fix listed |
| ubuntu/insighttoolkit4(Ubuntu:22.04) | All versions | No fix listed |
| ubuntu/qtwebengine-opensource-src(Ubuntu:22.04) | All versions | No fix listed |
| ubuntu/texmaker(Ubuntu:22.04) | All versions | No fix listed |
References
- Ubuntu CVE tracker vendor-advisory
- www.cve.org
- Debian Security Tracker CVE-2018-20846 vendor-advisory
- 108921 broken-link third-party-advisory vdb-entry
- github.com patch