SB2003121501 - Integer overflow in Linux kernel
Published: December 15, 2003 Updated: August 7, 2024
Security Bulletin ID
SB2003121501
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Integer overflow (CVE-ID: CVE-2003-0961)
The vulnerability allows a local user to execute arbitrary code.
Integer overflow in the do_brk function for the brk system call in Linux kernel 2.4.22 and earlier allows local users to gain root privileges.
Remediation
Install update from vendor's website.
References
- http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000796
- http://isec.pl/papers/linux_kernel_do_brk.pdf
- http://marc.info/?l=bugtraq&m=107064798706473&w=2
- http://marc.info/?l=bugtraq&m=107064830206816&w=2
- http://marc.info/?l=bugtraq&m=107394143105081&w=2
- 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
- http://www.debian.org/security/2003/dsa-403
- http://www.debian.org/security/2004/dsa-417
- http://www.debian.org/security/2004/dsa-423
- http://www.debian.org/security/2004/dsa-433
- http://www.debian.org/security/2004/dsa-439
- http://www.debian.org/security/2004/dsa-440
- http://www.debian.org/security/2004/dsa-442
- http://www.debian.org/security/2004/dsa-450
- http://www.debian.org/security/2004/dsa-470
- http://www.debian.org/security/2004/dsa-475
- http://www.kb.cert.org/vuls/id/301156
- http://www.mandriva.com/security/advisories?name=MDKSA-2003:110
- http://www.novell.com/linux/security/advisories/2003_049_kernel.html
- http://www.redhat.com/support/errata/RHSA-2003-368.html
- http://www.redhat.com/support/errata/RHSA-2003-389.html