security flaw
Published Dec 2, 2003
7.2
HIGHCVSS 2.0
EPSS 3.32%
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
No data.
- ≤ 2.4.22
No data.
Red Hat Enterprise Linux AS (Advanced Server) version 2.1
n/a
Fixed · RHSA-2003:389
Red Hat Enterprise Linux AS (Advanced Server) version 2.1
n/a
Fixed · RHSA-2003:368
Red Hat Enterprise Linux AS version 3
n/a
Fixed · RHBA-2003:308
Red Hat Enterprise Linux ES version 2.1
n/a
Fixed · RHSA-2003:389
Red Hat Enterprise Linux WS version 2.1
n/a
Fixed · RHSA-2003:389
Red Hat Enterprise Linux WS version 3
n/a
Fixed · RHBA-2003:308
Red Hat Linux 7.1
n/a
Fixed · RHSA-2003:392
Red Hat Linux 7.2
n/a
Fixed · RHSA-2003:392
Red Hat Linux 7.3
n/a
Fixed · RHSA-2003:392
Red Hat Linux 8.0
n/a
Fixed · RHSA-2003:392
Red Hat Linux 9
n/a
Fixed · RHSA-2003:392
Red Hat Linux Advanced Workstation 2.1
n/a
Fixed · RHSA-2003:368
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux AS (Advanced Server) version 2.1 | n/a | Fixed | RHSA-2003:389 |
| Red Hat Enterprise Linux AS (Advanced Server) version 2.1 | n/a | Fixed | RHSA-2003:368 |
| Red Hat Enterprise Linux AS version 3 | n/a | Fixed | RHBA-2003:308 |
| Red Hat Enterprise Linux ES version 2.1 | n/a | Fixed | RHSA-2003:389 |
| Red Hat Enterprise Linux WS version 2.1 | n/a | Fixed | RHSA-2003:389 |
| Red Hat Enterprise Linux WS version 3 | n/a | Fixed | RHBA-2003:308 |
| Red Hat Linux 7.1 | n/a | Fixed | RHSA-2003:392 |
| Red Hat Linux 7.2 | n/a | Fixed | RHSA-2003:392 |
| Red Hat Linux 7.3 | n/a | Fixed | RHSA-2003:392 |
| Red Hat Linux 8.0 | n/a | Fixed | RHSA-2003:392 |
| Red Hat Linux 9 | n/a | Fixed | RHSA-2003:392 |
| Red Hat Linux Advanced Workstation 2.1 | n/a | Fixed | RHSA-2003:368 |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:L/AC:L/Au:N/C:C/I:C/A:C
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (10 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 3.32% (0.03322) | 88.19th | v5 (v2026.06.15) |
| Jun 15, 2026 | 3.32% (0.03322) | 86.97th | v5 (v2026.06.15) |
| Apr 2, 2025 | 1.42% (0.01417) | 78.84th | v4 (v2025.03.14) |
| Mar 17, 2025 | 0.26% (0.00260) | 47.34th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.04% (0.00042) | 0.34th | v3 (v2023.03.01) |
| Jun 9, 2023 | 0.04% (0.00042) | 0.48th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.04% (0.00044) | 8.37th | v3 (v2023.03.01) |
| Mar 6, 2023 | 3.22% (0.03220) | 84.21th | v2 (v2022.01.01) |
| Apr 1, 2022 | 3.22% (0.03220) | 82.61th | v2 (v2022.01.01) |
| Feb 4, 2022 | 3.22% (0.03220) | 65.30th | v2 (v2022.01.01) |
No CWE recorded.
References (29)
- http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000796 vendor-advisoryx_refsource_CONECTIVA
- http://isec.pl/papers/linux_kernel_do_brk.pdf x_refsource_MISC
- http://marc.info/?l=bugtraq&m=107064798706473&w=2 mailing-listx_refsource_BUGTRAQ
- http://marc.info/?l=bugtraq&m=107064830206816&w=2 mailing-listx_refsource_BUGTRAQ
- http://marc.info/?l=bugtraq&m=107394143105081&w=2 mailing-listx_refsource_BUGTRAQ
- http://secunia.com/advisories/10328 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/10329 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/10330 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/10333 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/10338 third-party-advisoryx_refsource_SECUNIA
- http://www.debian.org/security/2003/dsa-403 vendor-advisoryx_refsource_DEBIANPatchVendor Advisory
- http://www.debian.org/security/2004/dsa-417 vendor-advisoryx_refsource_DEBIAN
- http://www.debian.org/security/2004/dsa-423 vendor-advisoryx_refsource_DEBIAN
- http://www.debian.org/security/2004/dsa-433 vendor-advisoryx_refsource_DEBIAN
- http://www.debian.org/security/2004/dsa-439 vendor-advisoryx_refsource_DEBIAN
- http://www.debian.org/security/2004/dsa-440 vendor-advisoryx_refsource_DEBIAN
- http://www.debian.org/security/2004/dsa-442 vendor-advisoryx_refsource_DEBIAN
- http://www.debian.org/security/2004/dsa-450 vendor-advisoryx_refsource_DEBIAN
- http://www.debian.org/security/2004/dsa-470 vendor-advisoryx_refsource_DEBIAN
- http://www.debian.org/security/2004/dsa-475 vendor-advisoryx_refsource_DEBIAN
- http://www.kb.cert.org/vuls/id/301156 third-party-advisoryx_refsource_CERT-VNUS Government Resource
- http://www.mandriva.com/security/advisories?name=MDKSA-2003:110 vendor-advisoryx_refsource_MANDRAKE
- http://www.novell.com/linux/security/advisories/2003_049_kernel.html vendor-advisoryx_refsource_SUSE
- http://www.redhat.com/support/errata/RHSA-2003-368.html vendor-advisoryx_refsource_REDHAT
- http://www.redhat.com/support/errata/RHSA-2003-389.html vendor-advisoryx_refsource_REDHATPatchVendor Advisory
- https://access.redhat.com/security/cve/CVE-2003-0961 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1617104 Issue Tracking
- https://nvd.nist.gov/vuln/detail/CVE-2003-0961
- https://www.cve.org/CVERecord?id=CVE-2003-0961
Change history (0)
No recorded changes yet.