[USN-6757-2] PHP vulnerabilities
== Ubuntu Security Notice USN-6757-2 May 02, 2024 php7.4, php8.1, php8.2 vulnerabilities == A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 23.10 - Ubuntu 22.04 LTS - Ubuntu 20.04 LTS Summary: Several security issues were fixed in PHP. Software Description: - php8.2: server-side, HTML-embedded scripting language (metapackage) - php8.1: HTML-embedded scripting language interpreter - php7.4: HTML-embedded scripting language interpreter Details: USN-6757-1 fixed vulnerabilities in PHP. Unfortunately these fixes were incomplete for Ubuntu 20.04 LTS, Ubuntu 22.04 LTS, and Ubuntu 23.10. This update fixes the problem. Original advisory details: It was discovered that PHP incorrectly handled PHP_CLI_SERVER_WORKERS variable. An attacker could possibly use this issue to cause a crash or execute arbitrary code. This issue only affected Ubuntu 20.04 LTS, and Ubuntu 22.04 LTS. (CVE-2022-4900) It was discovered that PHP incorrectly handled certain cookies. An attacker could possibly use this issue to cookie by pass. (CVE-2024-2756) It was discovered that PHP incorrectly handled some passwords. An attacker could possibly use this issue to cause an account takeover attack. (CVE-2024-3096) Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 23.10 libapache2-mod-php8.2 8.2.10-2ubuntu2.1 php8.2 8.2.10-2ubuntu2.1 php8.2-cgi 8.2.10-2ubuntu2.1 php8.2-cli 8.2.10-2ubuntu2.1 php8.2-fpm 8.2.10-2ubuntu2.1 php8.2-xml 8.2.10-2ubuntu2.1 Ubuntu 22.04 LTS libapache2-mod-php8.1 8.1.2-1ubuntu2.17 php8.1 8.1.2-1ubuntu2.17 php8.1-cgi 8.1.2-1ubuntu2.17 php8.1-cli 8.1.2-1ubuntu2.17 php8.1-fpm 8.1.2-1ubuntu2.17 php8.1-xml 8.1.2-1ubuntu2.17 Ubuntu 20.04 LTS libapache2-mod-php7.4 7.4.3-4ubuntu2.22 php7.4 7.4.3-4ubuntu2.22 php7.4-cgi 7.4.3-4ubuntu2.22 php7.4-cli 7.4.3-4ubuntu2.22 php7.4-fpm 7.4.3-4ubuntu2.22 php7.4-xml 7.4.3-4ubuntu2.22 In general, a standard system update will make all the necessary changes. References: https://ubuntu.com/security/notices/USN-6757-2 https://ubuntu.com/security/notices/USN-6757-1 CVE-2022-4900, CVE-2024-2756, CVE-2024-3096 Package Information: https://launchpad.net/ubuntu/+source/php8.2/8.2.10-2ubuntu2.1 https://launchpad.net/ubuntu/+source/php8.1/8.1.2-1ubuntu2.17 https://launchpad.net/ubuntu/+source/php7.4/7.4.3-4ubuntu2.22 signature.asc Description: PGP signature
[USN-6762-1] GNU C Library vulnerabilities
== Ubuntu Security Notice USN-6762-1 May 02, 2024 eglibc, glibc vulnerabilities == A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 18.04 LTS - Ubuntu 16.04 LTS - Ubuntu 14.04 LTS Summary: Several security issues were fixed in GNU C Library. Software Description: - glibc: GNU C Library - eglibc: GNU C Library Details: It was discovered that GNU C Library incorrectly handled netgroup requests. An attacker could possibly use this issue to cause a crash or execute arbitrary code. This issue only affected Ubuntu 14.04 LTS. (CVE-2014-9984) It was discovered that GNU C Library might allow context-dependent attackers to cause a denial of service. This issue only affected Ubuntu 14.04 LTS. (CVE-2015-20109) It was discovered that GNU C Library when processing very long pathname arguments to the realpath function, could encounter an integer overflow on 32-bit architectures, leading to a stack-based buffer overflow and, potentially, arbitrary code execution. This issue only affected Ubuntu 14.04 LTS. (CVE-2018-11236) It was discovered that the GNU C library getcwd function incorrectly handled buffers. An attacker could use this issue to cause the GNU C Library to crash, resulting in a denial of service, or possibly execute arbitrary code. This issue only affected Ubuntu 14.04 LTS. (CVE-2021-3999) Charles Fol discovered that the GNU C Library iconv feature incorrectly handled certain input sequences. An attacker could use this issue to cause the GNU C Library to crash, resulting in a denial of service, or possibly execute arbitrary code. (CVE-2024-2961) Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 18.04 LTS libc6 2.27-3ubuntu1.6+esm2 Available with Ubuntu Pro Ubuntu 16.04 LTS libc6 2.23-0ubuntu11.3+esm6 Available with Ubuntu Pro Ubuntu 14.04 LTS libc6 2.19-0ubuntu6.15+esm3 Available with Ubuntu Pro After a standard system update you need to reboot your computer to make all the necessary changes. References: https://ubuntu.com/security/notices/USN-6762-1 CVE-2014-9984, CVE-2015-20109, CVE-2018-11236, CVE-2021-3999, CVE-2024-2961, https://launchpad.net/bugs/2063328 signature.asc Description: PGP signature