openEuler 22.03 LTS update for php

1) Infinite loop

EUVDB-ID: #VU67755

Risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-31628

CWE-ID: CWE-835 - Loop with Unreachable Exit Condition ('Infinite Loop')

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to infinite loop within the phar uncompressor code when processing "quines" gzip files. A remote attacker can pass a specially crafted archive to the application, consume all available system resources and cause denial of service conditions.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

openEuler: 22.03 LTS

php-common: before 8.0.30-1

php-snmp: before 8.0.30-1

php-pgsql: before 8.0.30-1

php-soap: before 8.0.30-1

php-embedded: before 8.0.30-1

php-gmp: before 8.0.30-1

php-ldap: before 8.0.30-1

php-debugsource: before 8.0.30-1

php-tidy: before 8.0.30-1

php-enchant: before 8.0.30-1

php-opcache: before 8.0.30-1

php-xml: before 8.0.30-1

php-mysqlnd: before 8.0.30-1

php-debuginfo: before 8.0.30-1

php-mbstring: before 8.0.30-1

php-dba: before 8.0.30-1

php-dbg: before 8.0.30-1

php-help: before 8.0.30-1

php-process: before 8.0.30-1

php-pdo: before 8.0.30-1

php-bcmath: before 8.0.30-1

php-odbc: before 8.0.30-1

php-devel: before 8.0.30-1

php-ffi: before 8.0.30-1

php-intl: before 8.0.30-1

php-cli: before 8.0.30-1

php-fpm: before 8.0.30-1

php-gd: before 8.0.30-1

php: before 8.0.30-1

External links

http://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2023-1566

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.