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HistoryOct 25, 2021 - 8:25 p.m.

[SECURITY] [DSA 4993-1] php7.3 security update

2021-10-2520:25:37

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Debian Security Advisory DSA-4993-1 [email protected]
https://www.debian.org/security/ Salvatore Bonaccorso
October 25, 2021 https://www.debian.org/security/faq

Package : php7.3
CVE ID : CVE-2021-21703

An out-of-bounds read and write flaw was discovered in the PHP-FPM code,
which could result in escalation of privileges from local unprivileged
user to the root user.

For the oldstable distribution (buster), this problem has been fixed
in version 7.3.31-1~deb10u1.

We recommend that you upgrade your php7.3 packages.

For the detailed security status of php7.3 please refer to its security
tracker page at:
https://security-tracker.debian.org/tracker/php7.3

Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://www.debian.org/security/

Mailing list: [email protected]

OSVersionArchitecturePackageVersionFilename
Debian11s390xphp7.4-opcache-dbgsym< 7.4.25-1+deb11u1php7.4-opcache-dbgsym_7.4.25-1+deb11u1_s390x.deb
Debian11ppc64elphp7.4-sybase< 7.4.25-1+deb11u1php7.4-sybase_7.4.25-1+deb11u1_ppc64el.deb
Debian9armhflibapache2-mod-php7.0< 7.0.33-0+deb9u12libapache2-mod-php7.0_7.0.33-0+deb9u12_armhf.deb
Debian11ppc64elphp7.4-dba-dbgsym< 7.4.25-1+deb11u1php7.4-dba-dbgsym_7.4.25-1+deb11u1_ppc64el.deb
Debian10mips64elphp7.3-mysql< 7.3.31-1~deb10u1php7.3-mysql_7.3.31-1~deb10u1_mips64el.deb
Debian11mips64elphp7.4-readline-dbgsym< 7.4.25-1+deb11u1php7.4-readline-dbgsym_7.4.25-1+deb11u1_mips64el.deb
Debian10ppc64elphp7.3-gd< 7.3.31-1~deb10u1php7.3-gd_7.3.31-1~deb10u1_ppc64el.deb
Debian10amd64php7.3-cli< 7.3.31-1~deb10u1php7.3-cli_7.3.31-1~deb10u1_amd64.deb
Debian10i386php7.3-fpm-dbgsym< 7.3.31-1~deb10u1php7.3-fpm-dbgsym_7.3.31-1~deb10u1_i386.deb
Debian10s390xphp7.3-gd< 7.3.31-1~deb10u1php7.3-gd_7.3.31-1~deb10u1_s390x.deb

OS	Version	Architecture	Package	Version	Filename
Debian	11	s390x	php7.4-opcache-dbgsym	< 7.4.25-1+deb11u1	php7.4-opcache-dbgsym_7.4.25-1+deb11u1_s390x.deb
Debian	11	ppc64el	php7.4-sybase	< 7.4.25-1+deb11u1	php7.4-sybase_7.4.25-1+deb11u1_ppc64el.deb
Debian	9	armhf	libapache2-mod-php7.0	< 7.0.33-0+deb9u12	libapache2-mod-php7.0_7.0.33-0+deb9u12_armhf.deb
Debian	11	ppc64el	php7.4-dba-dbgsym	< 7.4.25-1+deb11u1	php7.4-dba-dbgsym_7.4.25-1+deb11u1_ppc64el.deb
Debian	10	mips64el	php7.3-mysql	< 7.3.31-1~deb10u1	php7.3-mysql_7.3.31-1~deb10u1_mips64el.deb
Debian	11	mips64el	php7.4-readline-dbgsym	< 7.4.25-1+deb11u1	php7.4-readline-dbgsym_7.4.25-1+deb11u1_mips64el.deb
Debian	10	ppc64el	php7.3-gd	< 7.3.31-1~deb10u1	php7.3-gd_7.3.31-1~deb10u1_ppc64el.deb
Debian	10	amd64	php7.3-cli	< 7.3.31-1~deb10u1	php7.3-cli_7.3.31-1~deb10u1_amd64.deb
Debian	10	i386	php7.3-fpm-dbgsym	< 7.3.31-1~deb10u1	php7.3-fpm-dbgsym_7.3.31-1~deb10u1_i386.deb
Debian	10	s390x	php7.3-gd	< 7.3.31-1~deb10u1	php7.3-gd_7.3.31-1~deb10u1_s390x.deb

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