# CVE-2003-0961

## Summary

- **CVE ID:** CVE-2003-0961
- **Severity:** UNKNOWN
- **CVSS Score:** 0.05
- **CWE:** N/A
- **Published:** Dec 2, 2003
- **Last Modified:** Mar 16, 2026

## Description

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.

## Affected Products

- n/a — n/a (n/a)

## References

- [CNA](http://marc.info/?l=bugtraq&m=107064830206816&w=2)
- [CNA](http://secunia.com/advisories/10330)
- [CNA](http://www.debian.org/security/2004/dsa-433)
- [CNA](http://www.debian.org/security/2004/dsa-423)
- [CNA](http://www.kb.cert.org/vuls/id/301156)
- [CNA](http://www.novell.com/linux/security/advisories/2003_049_kernel.html)
- [CNA](http://www.debian.org/security/2004/dsa-450)
- [CNA](http://www.redhat.com/support/errata/RHSA-2003-389.html)
- [CNA](http://www.debian.org/security/2004/dsa-440)
- [CNA](http://www.mandriva.com/security/advisories?name=MDKSA-2003:110)
- [CNA](http://marc.info/?l=bugtraq&m=107394143105081&w=2)
- [CNA](http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000796)
- [CNA](http://www.redhat.com/support/errata/RHSA-2003-368.html)
- [CNA](http://secunia.com/advisories/10328)
- [CNA](http://secunia.com/advisories/10329)
- [CNA](http://www.debian.org/security/2004/dsa-439)
- [CNA](http://www.debian.org/security/2004/dsa-475)
- [CNA](http://secunia.com/advisories/10338)
- [CNA](http://secunia.com/advisories/10333)
- [CNA](http://marc.info/?l=bugtraq&m=107064798706473&w=2)
- [CNA](http://www.debian.org/security/2004/dsa-417)
- [CNA](http://www.debian.org/security/2003/dsa-403)
- [CNA](http://isec.pl/papers/linux_kernel_do_brk.pdf)
- [CNA](http://www.debian.org/security/2004/dsa-442)
- [CNA](http://www.debian.org/security/2004/dsa-470)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 1.30%
- **EPSS Percentile:** 79.4

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-18._