CVE-2024-45191 Affecting olm package, versions *
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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- published23 Aug 2024
- disclosed22 Aug 2024
Introduced: 22 Aug 2024
CVE-2024-45191 (opens in a new tab)How to fix?
There is no fixed version for Debian:unstable olm.
NVD Description
Note: Versions mentioned in the description apply only to the upstream olm package and not the olm package as distributed by Debian.
See How to fix? for Debian:unstable relevant fixed versions and status.
An issue was discovered in Matrix libolm 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. This refers to the libolm implementation of Olm. NOTE: This vulnerability only affects products that are no longer supported by the maintainer.
References
- https://security-tracker.debian.org/tracker/CVE-2024-45191
- https://gitlab.matrix.org/matrix-org/olm/
- https://gitlab.matrix.org/matrix-org/olm/-/commit/6d4b5b07887821a95b144091c8497d09d377f985
- https://news.ycombinator.com/item?id=41249371
- https://soatok.blog/2024/08/14/security-issues-in-matrixs-olm-library/