Test ID:	1.3.6.1.4.1.25623.1.0.50954
Category:	Red Hat Local Security Checks
Title:	RedHat Security Advisory RHSA-2003:389
Summary:	NOSUMMARY
Description:	Description: The remote host is missing updates announced in advisory RHSA-2003:389. The Linux kernel handles the basic functions of the operating system. A flaw in bounds checking in the do_brk() function in the Linux kernel versions 2.4.22 and previous can allow a local attacker to gain root privileges. This issue is known to be exploitable an exploit has been seen in the wild that takes advantage of this vulnerability. The Common Vulnerabilities and Exposures project (cve.mitre.org) has assigned the name CVE-2003-0961 to this issue. All users of Red Hat Enterprise Linux 2.1 are advised to upgrade to these errata packages, which contain a backported security patch that corrects this vulnerability. Users of Red Hat Enterprise Linux 3 should upgrade to the kernel packages provided by RHBA-2003:308 (released on 30 October 2003), which already contained a patch correcting this issue. Solution: Please note that this update is available via Red Hat Network. To use Red Hat Network, launch the Red Hat Update Agent with the following command: up2date http://rhn.redhat.com/errata/RHSA-2003-389.html http://rhn.redhat.com/errata/RHBA-2003-308.html Risk factor : High CVSS Score: 7.2
Cross-Ref:	BugTraq ID: 9138 Common Vulnerability Exposure (CVE) ID: CVE-2003-0961 Bugtraq: 20031204 Hot fix for do_brk bug (Google Search) http://marc.info/?l=bugtraq&m=107064830206816&w=2 Bugtraq: 20031204 [iSEC] Linux kernel do_brk() vulnerability details (Google Search) http://marc.info/?l=bugtraq&m=107064798706473&w=2 Bugtraq: 20040112 SmoothWall Project Security Advisory SWP-2004:001 (Google Search) http://marc.info/?l=bugtraq&m=107394143105081&w=2 CERT/CC vulnerability note: VU#301156 http://www.kb.cert.org/vuls/id/301156 Conectiva Linux advisory: CLA-2003:796 http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000796 Debian Security Information: DSA-403 (Google Search) http://www.debian.org/security/2003/dsa-403 Debian Security Information: DSA-417 (Google Search) http://www.debian.org/security/2004/dsa-417 Debian Security Information: DSA-423 (Google Search) http://www.debian.org/security/2004/dsa-423 Debian Security Information: DSA-433 (Google Search) http://www.debian.org/security/2004/dsa-433 Debian Security Information: DSA-439 (Google Search) http://www.debian.org/security/2004/dsa-439 Debian Security Information: DSA-440 (Google Search) http://www.debian.org/security/2004/dsa-440 Debian Security Information: DSA-442 (Google Search) http://www.debian.org/security/2004/dsa-442 Debian Security Information: DSA-450 (Google Search) http://www.debian.org/security/2004/dsa-450 Debian Security Information: DSA-470 (Google Search) http://www.debian.org/security/2004/dsa-470 Debian Security Information: DSA-475 (Google Search) http://www.debian.org/security/2004/dsa-475 http://www.mandriva.com/security/advisories?name=MDKSA-2003:110 http://isec.pl/papers/linux_kernel_do_brk.pdf http://www.redhat.com/support/errata/RHSA-2003-368.html http://www.redhat.com/support/errata/RHSA-2003-389.html http://secunia.com/advisories/10328 http://secunia.com/advisories/10329 http://secunia.com/advisories/10330 http://secunia.com/advisories/10333 http://secunia.com/advisories/10338 SuSE Security Announcement: SuSE-SA:2003:049 (Google Search) http://www.novell.com/linux/security/advisories/2003_049_kernel.html
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