cve/2024/CVE-2024-56431.md

CVE-2024-56431

Description

oc_huff_tree_unpack in huffdec.c in libtheora in Theora through 1.0 7180717 has an invalid negative left shift. NOTE: this is disputed by third parties because there is no evidence of a security impact, e.g., an application would not crash.

POC

Reference

• http://www.openwall.com/lists/oss-security/2025/04/25/4
• http://www.openwall.com/lists/oss-security/2025/04/25/6
• https://github.com/UnionTech-Software/libtheora-CVE-2024-56431-PoC
• https://www.openwall.com/lists/oss-security/2025/04/25/6

Github

• https://github.com/11notes/docker-paperless-ngx
• https://github.com/UnionTech-Software/libtheora-CVE-2024-56431-PoC
• https://github.com/fkie-cad/nvd-json-data-feeds