CVE-2024-45191 Information

Description

An issue was discovered in Matrix libolm (aka Olm) through 3.2.16. The AES implementation is vulnerable to cache-timing attacks due to use of S-boxes. This is related to software that uses a lookup table for the SubWord step. NOTE: This vulnerability only affects products that are no longer supported by the maintainer.

Reference

https://soatok.blog/2024/08/14/security-issues-in-matrixs-olm-library/ https://gitlab.matrix.org/matrix-org/olm/ https://news.ycombinator.com/item?id=41249371 https://gitlab.matrix.org/matrix-org/olm/-/commit/6d4b5b07887821a95b144091c8497d09d377f985