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Ubuntu 22.04 LTS USN-5494-1 Critical SpiderMonkey Assembly Code Threat

Several security issues were fixed in SpiderMonkey JavaScript Library.. =========================================================================Ubuntu Security Notice USN-5494-1 June 27, 2022 mozjs91 vulnerabilities ========================================================================= A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 22.04 LTS Summary: Several security issues were fixed in SpiderMonkey JavaScript Library. Software Description: - mozjs91: SpiderMonkey JavaScript library Details: It was discovered that SpiderMonkey JavaScript Library incorrectly generated certain assembly code. An remote attacker could possibly use this issue to cause a crash or expose sensitive information. (CVE-2022-28285) It was discovered that SpiderMonkey JavaScript Library incorrectly generated certain assembly code. An remote attacker could possibly use this issue to cause a crash. (CVE-2022-31740) Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 22.04 LTS: libmozjs-91-0 91.10.0-0ubuntu1 After a standard system update you need to restart any application that use SpiderMonkey JavaScript Library to make all the necessary changes. References: https://ubuntu.com/security/notices/USN-5494-1 CVE-2022-28285, CVE-2022-31740, https://bugs.launchpad.net/ubuntu/+source/mozjs91/+bug/1976260, https://bugs.launchpad.net/ubuntu/+source/mozjs91/+bug/1978961 Package Information: https://launchpad.net/ubuntu/+source/mozjs91/91.10.0-0ubuntu1 . A number of vulnerabilities within the SpiderMonkey JavaScript engine have been addressed in the Ubuntu Security Notice USN-5494-1.. SpiderMonkey Vulnerabilities, Ubuntu Security, JavaScript Issues. . Severity: Critical. LinuxSecurity.com Team

Jun 27, 2022 •Critical Ubuntu