========================================================================== Ubuntu Security Notice USN-7575-1 June 18, 2025
mujs vulnerabilities
==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 22.04 LTS
Summary:
Several security issues were fixed in MuJS.
Software Description:
- mujs: Lightweight Javascript interpreter
Details:
It was discovered that MuJS did not correctly handle try/finally
statements, which could lead to a buffer overflow. An attacker could
possibly use this issue to cause a denial of service or execute
arbitrary code. (CVE-2021-45005)
Han Zheng discovered that MuJS did not correctly handle recursion, which
could lead to stack exhaustion. An attacker could possibly use this
issue to cause a denial of service. (CVE-2022-30974)
Han Zheng discovered that MuJS did not correctly handle certain memory
operations. An attacker could possibly use this issue to cause a denial
of service. (CVE-2022-30975)
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 22.04 LTS
libmujs-dev 1.1.3-3ubuntu0.1~esm1
Available with Ubuntu Pro
libmujs1 1.1.3-3ubuntu0.1~esm1
Available with Ubuntu Pro
mujs 1.1.3-3ubuntu0.1~esm1
Available with Ubuntu Pro
In general, a standard system update will make all the necessary changes.
References:
https://ubuntu.com/security/notices/USN-7575-1
CVE-2021-45005, CVE-2022-30974, CVE-2022-30975
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