MySQL mysql_change_user() double-free memory pointer denial of service
| mysql-mysqlchangeuser-doublefree-dos (11199) |  Low Risk |
Description:
MySQL is vulnerable to a denial of service attack, caused by a vulnerability regarding a double-free memory pointer in the mysql_change_user() function. A remote or local attacker with a valid user account and using a malicious MySQL client could exploit this vulnerability to cause the mysqld service to crash.
Platforms Affected:
- Conectiva, Linux 7.0
- Conectiva, Linux 8.0
- Conectiva, Linux 9.0
- Debian, Debian Linux 2.2
- Debian, Debian Linux 3.0
- Digital, OSF/1
- EngardeLinux, Secure Linux
- FreeBSD, FreeBSD
- MandrakeSoft, Mandrake Linux 7.2
- MandrakeSoft, Mandrake Linux 8.0
- MandrakeSoft, Mandrake Linux 8.0 PPC
- MandrakeSoft, Mandrake Linux 8.1 IA64
- MandrakeSoft, Mandrake Linux 8.1
- MandrakeSoft, Mandrake Linux 8.2 PPC
- MandrakeSoft, Mandrake Linux 8.2
- MandrakeSoft, Mandrake Linux 9.0
- MandrakeSoft, Mandrake Single Network Firewall 7.2
- MySQL, MySQL 3.23.31
- MySQL, MySQL 3.23.36
- MySQL, MySQL 3.23.41
- MySQL, MySQL 3.23.47
- MySQL, MySQL 3.23.52
- MySQL, MySQL 3.23.53
- MySQL, MySQL 3.23.54
- MySQL, MySQL 3.23.54a
- OpenPKG, OpenPKG 1.1
- OpenPKG, OpenPKG 1.2
- OpenPKG, OpenPKG CURRENT
- RedHat, Enterprise Linux 2.1 AW
- RedHat, Enterprise Linux 2.1 AS
- RedHat, Enterprise Linux 2.1 WS
- RedHat, Enterprise Linux 2.1 ES
- RedHat, Linux 7.1
- RedHat, Linux 7.1 for iSeries
- RedHat, Linux 7.1 for pSeries
- RedHat, Linux 7.2
- RedHat, Linux 7.3
- RedHat, Linux 8.0
- RedHat, Linux 9.0
- RedHat, Linux Advanced Workstation 2.1 Itanium
- SCO, Caldera OpenUnix
Remedy:
Upgrade to the latest version of MySQL (3.23.55 or later), available from the MySQL Web site. See References.
For OpenPKG:Upgrade to the latest mySQL package, as listed below. Refer to OpenPKG Security Advisory OpenPKG-SA-2003.008 for more information. See References.
OpenPKG CURRENT: 3.23.55-20030124 or later
OpenPKG 1.2: 3.23.54a-1.2.1 or later
OpenPKG 1.1: 3.23.52-1.1.2 or later
For Mandrake Linux:
Upgrade to the latest MySQL package, as listed below. Refer to MandrakeSoft Security Advisory MDKSA-2003:013:MySQL for more information. See References.
Mandrake Linux 7.2 and Single Network Firewall 7.2: 3.23.31-1.4mdk or later
Mandrake Linux 8.0: 3.23.36-2.3mdk or later
Mandrake Linux 8.1: 3.23.41-5.3mdk or later
Mandrake Linux 8.2: 3.23.47-5.3mdk or later
Mandrake Linux 9.0: 3.23.52-1.3mdk or later
For EnGarde Secure Linux Community Edition:
Upgrade to the latest MySQL package (3.23.36-1.0.22 or later), as listed in EnGarde Secure Linux Security Advisory 20030220-004. See References.
For Red Hat Linux:
Upgrade to the latest mysql package, as listed below. Refer to RHSA-2003:093-14 for more information. See References.
Red Hat 7.1: 3.23.56-1.71 or later
Red Hat 7.2: 3.23.56-1.72 or later
Red Hat 7.3: 3.23.56-1.73 or later
Red Hat 8.0: 3.23.56-1.80 or later
Red Hat 9: 3.23.56-1.9 or later
For Red Hat Linux containing the mysql package:
Upgrade to the latest mysql package, as listed below. Refer to RHSA-2003:094-12 for more information. See References.
Red Hat Enterprise Linux AS (v. 2.1), ES (v.2.1), WS (v.2.1), and Red Hat Linux Advanced Workstation 2.1 for the Itanium Processor: 3.23.56-1.72 or later
For Debian GNU/Linux:
Upgrade to the latest mysql package, as listed below. Refer to DSA-303-1 for more information. See References.
Debian GNU/Linux 3.0 (woody): 3.23.49-8.4 or later
Debian GNU/Linux 2.2 (potato): 3.22.32-6.4 or later
For Conectiva Linux:
Upgrade to the latest mysql package, as listed below. Refer to Conectiva Linux Security Announcement CLSA-2003:743 for more information. See References.
Conectiva Linux 7.0: 3.23.58-1U70_4cl or later
Conectiva Linux 8: 3.23.58-1U80_3cl or later
Conectiva Linux 9: 3.23.58-20507U90_1cl or later
For other distributions:
Contact your vendor for upgrade or patch information.
Consequences:
Denial of Service
References:
- CIAC Information Bulletin N-089, Red Hat MySQL Vulnerabilities at http://www.ciac.org/ciac/bulletins/n-089.shtml.
- Conectiva Linux Security Announcement CLSA-2003:743, MySQL at http://distro.conectiva.com/atualizacoes/index.php?id=a&anuncio=000743.
- EnGarde Secure Linux Security Advisory ESA-20030220-004, MySQL double free vulnerability. at http://www.linuxsecurity.com/content/view/104619/101/.
- MySQL Web site, D.3.2 Changes in release 3.23.55 (23 Jan 2003) at http://www.mysql.com/doc/en/News-3.23.55.html.
- BID-6718: MySQL Double Free Heap Corruption Vulnerability
- CVE-2003-0073: Double-free vulnerability in mysqld for MySQL before 3.23.55 allows attackers with MySQL access to cause a denial of service (crash) via mysql_change_user.
- DSA-303: mysql -- privilege escalation
- MDKSA-2003:013: Updated MySQL packages fix DoS vulnerability
- OpenPKG-SA-2003.008: MySQL
- RHSA-2003-093: Updated MySQL packages fix vulnerabilities
- RHSA-2003-094: mysql security update
- RHSA-2003-166: Updated MySQL packages fix vulnerabilities
Reported:
Jan 23, 2003
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