Vulnerability · Published Aug 22, 2024 · Assigned by mitre

CVE-2024-45192

Medium 5.3

In plain English

A medium-severity security flaw in the olm package (Debian). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 45% of all known vulnerabilities).

Severity (CVSS 3.1)5.3Medium
Exploit odds (30 days)0.5%top 54.6% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

An issue was discovered in Matrix libolm through 3.2.16. Cache-timing attacks can occur due to use of base64 when decoding group session keys. This refers to the libolm implementation of Olm. NOTE: This vulnerability only affects products that are no longer supported by the maintainer.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Debian:12olmno fix listedDEBIAN-CVE-2024-45192
Debian:13olmno fix listedDEBIAN-CVE-2024-45192
Debian:14olmno fix listedDEBIAN-CVE-2024-45192
Ubuntu:22.04:LTSolmno fix listedUBUNTU-CVE-2024-45192
Ubuntu:24.04:LTSolmno fix listedUBUNTU-CVE-2024-45192
Ubuntu:25.10olmno fix listedUBUNTU-CVE-2024-45192
Ubuntu:26.04:LTSolmno fix listedUBUNTU-CVE-2024-45192
Ubuntu:26.10olmno fix listedUBUNTU-CVE-2024-45192

Affected products (as reported)

VendorProductVersions
n/a n/a n/a

Weakness: CWE-385 · Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N

References