GDM denial of service
| gdm-dos (13447) |  Low Risk |
Description:
GNOME Display Manager (GDM) is vulnerable to a denial of service. A local attacker could send a number of bytes to gdm to consume all available memory and cause gdm to hang or crash.
Platforms Affected:
- Conectiva, Linux 8.0
- Conectiva, Linux 9.0
- GNOME, GNOME Display Manager (GDM) prior to 2.4.1.7
- MandrakeSoft, Mandrake Linux 9.1 PPC
- MandrakeSoft, Mandrake Linux 9.1
- MandrakeSoft, Mandrake Linux 9.2
- MandrakeSoft, Mandrake Linux Corporate Server 2.1
- MandrakeSoft, Mandrake Linux Corporate Server 2.1 X86_64
- Slackware, Slackware Linux 9.0
- Slackware, Slackware Linux 9.1
- Slackware, Slackware Linux current
Remedy:
For Mandrake Linux:
Upgrade to the latest gdm package, as listed below. Refer to MandrakeSoft Security Advisory MDKSA-2003:100 : gdm for more information. See References.
Mandrake Linux 9.2: 2.4.4.0-2.1.92mdk
Mandrake Linux 9.1: 2.4.1.6-0.4.91mdk or later
Mandrake Linux Corporate Server 2.1: 2.4.1.6-0.4.90mdk or later
For Conectiva Linux:
Upgrade to the latest gdm package, as listed below. Refer to Conectiva Linux Security Announcement CLSA-2003:766 for more information. See References.
Conectiva Linux 8: 2.2.5.4-3U80_2cl or later
Conectiva Linux 9: 2.4.1.6-27238U90_2cl or later
For Slackware Linux:
Upgrade to the latest gdm package, as listed below. Refer to slackware-security Mailing List, Mon, 27 Oct 2003 12:07:30 -0800 (PST) for more information. See References.
Slackware Linux 9.0: 2.4.1.7 or later
Slackware Linux 9.1 and -current: 2.4.4.5 or later
For other distributions:
Contact your vendor for upgrade or patch information.
Consequences:
Denial of Service
References:
- Conectiva Linux Security Announcement CLSA-2003:766, gdm at http://distro.conectiva.com/atualizacoes/index.php?id=a&anuncio=000766.
- slackware-security Mailing List, Mon, 27 Oct 2003 12:07:30 -0800 (PST), gdm security update (SSA:2003-300-01) at http://www.slackware.com/security/viewer.php?l=slackware-security&y=2003&m=slackware-security.388783.
- BID-8846: Multiple GDM Local Denial Of Service Vulnerabilities
- CVE-2003-0793: GDM 2.4.4.x before 2.4.4.4, and 2.4.1.x before 2.4.1.7, does not restrict the size of input, which allows attackers to cause a denial of service (memory consumption).
- MDKSA-2003:100: Updated gdm packages fix local vulnerabilities
Reported:
Oct 16, 2003
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